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Dragos Bogdan 2014-01-04 17:27:51 -05:00 committed by Ian Martin
parent 97fb8b4a44
commit fb64cb5e4c
8 changed files with 757 additions and 826 deletions
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527
Communication.c
View file

@ -2,7 +2,7 @@
* @file Communication.c * @file Communication.c
* @brief Implementation of the Communication Driver for RL78G14 processor. * @brief Implementation of the Communication Driver for RL78G14 processor.
* @author DBogdan (dragos.bogdan@analog.com) * @author DBogdan (dragos.bogdan@analog.com)
******************************************************************************** ********************************************************************************
* Copyright 2012(c) Analog Devices, Inc. * Copyright 2012(c) Analog Devices, Inc.
* *
* All rights reserved. * All rights reserved.
@ -36,15 +36,15 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
******************************************************************************** ********************************************************************************
* SVN Revision: $WCREV$ * SVN Revision: $WCREV$
*******************************************************************************/ *******************************************************************************/
/******************************************************************************/ /******************************************************************************/
/***************************** Include Files **********************************/ /***************************** Include Files **********************************/
/******************************************************************************/ /******************************************************************************/
#include "Communication.h" // Communication definitions #include "Communication.h" /* Communication definitions */
#include "RDKRL78G14.h" // RDKRL78G14 definitions #include "RDKRL78G14.h" /* RDKRL78G14 definitions */
char IICA0_Flag; char IICA0_Flag;
@ -56,13 +56,13 @@ char IICA0_Flag;
* @brief I2C interrupt service routine. * @brief I2C interrupt service routine.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
#pragma vector = INTIICA0_vect #pragma vector = INTIICA0_vect
__interrupt static void IICA0_Interrupt(void) __interrupt static void
IICA0_Interrupt(void)
{ {
IICA0_Flag = 1; IICA0_Flag = 1;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Initializes the SPI communication peripheral. * @brief Initializes the SPI communication peripheral.
* *
@ -85,78 +85,77 @@ __interrupt static void IICA0_Interrupt(void)
* @return status - Result of the initialization procedure. * @return status - Result of the initialization procedure.
* Example: 0 - if initialization was successful; * Example: 0 - if initialization was successful;
* -1 - if initialization was unsuccessful. * -1 - if initialization was unsuccessful.
*******************************************************************************/ *******************************************************************************/
char SPI_Init(char lsbFirst, char
long clockFreq, SPI_Init(char lsbFirst,
char clockPol, long clockFreq,
char clockEdg) char clockPol,
char clockEdg)
{ {
long mckFreq = 32000000; long mckFreq = 32000000;
char sdrValue = 0; char sdrValue = 0;
char delay = 0; char delay = 0;
/* Configure the CS pins. */ /* Configure the CS pins. */
PMOD1_CS_OUT; PMOD1_CS_OUT;
PMOD1_CS_HIGH; PMOD1_CS_HIGH;
PMOD2_CS_OUT; PMOD2_CS_OUT;
PMOD2_CS_HIGH; PMOD2_CS_HIGH;
ST7579_CS_OUT; ST7579_CS_OUT;
ST7579_CS_HIGH; ST7579_CS_HIGH;
/* Enable input clock supply. */ /* Enable input clock supply. */
SAU1EN = 1; SAU1EN = 1;
/* After setting the SAUmEN bit to 1, be sure to set serial clock select /* After setting the SAUmEN bit to 1, be sure to set serial clock select
register m (SPSm) after 4 or more fCLK clocks have elapsed. */ register m (SPSm) after 4 or more fCLK clocks have elapsed. */
NOP; NOP;
NOP; NOP;
NOP; NOP;
NOP;
/* Select the fCLK as input clock. */
SPS1 = 0x0000;
/* Select the CSI operation mode. */
SMR11 = 0x0020;
clockPol = 1 - clockPol;
SCR11 = (clockEdg << 13) |
(clockPol << 12) |
0xC000 | /* Operation mode: Transmission/reception. */
0x0007; /* 8-bit data length. */
/* clockFreq = mckFreq / (sdrValue * 2 + 2) */
sdrValue = mckFreq / (2 * clockFreq) - 1;
SDR11 = sdrValue << 9;
/* Set the clock and data initial level. */
clockPol = 1 - clockPol;
SO1 &= ~0x0202;
SO1 |= (clockPol << 9) |
(clockPol << 1);
/* Enable output for serial communication operation. */
SOE1 |= 0x0002;
/* Configure the MISO pin as input. */
PM7 |= 0x02;
/* Configure SCLK and MOSI pins as output. */
P7 |= 0x05;
PM7 &= ~0x05;
/* Wait for the changes to take place. */
for(delay = 0; delay < 50; delay++) {
NOP; NOP;
}
/* Select the fCLK as input clock. */ /* Set the SEmn bit to 1 and enter the communication wait status */
SPS1 = 0x0000; SS1 |= 0x0002;
/* Select the CSI operation mode. */ return 0;
SMR11 = 0x0020;
clockPol = 1 - clockPol;
SCR11 = (clockEdg << 13) |
(clockPol << 12) |
0xC000 | // Operation mode: Transmission/reception.
0x0007; // 8-bit data length.
/* clockFreq = mckFreq / (sdrValue * 2 + 2) */
sdrValue = mckFreq / (2 * clockFreq) - 1;
SDR11 = sdrValue << 9;
/* Set the clock and data initial level. */
clockPol = 1 - clockPol;
SO1 &= ~0x0202;
SO1 |= (clockPol << 9) |
(clockPol << 1);
/* Enable output for serial communication operation. */
SOE1 |= 0x0002;
/* Configure the MISO pin as input. */
PM7 |= 0x02;
/* Configure SCLK and MOSI pins as output. */
P7 |= 0x05;
PM7 &= ~0x05;
/* Wait for the changes to take place. */
for(delay = 0; delay < 50; delay++)
{
NOP;
}
/* Set the SEmn bit to 1 and enter the communication wait status */
SS1 |= 0x0002;
return 0;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Writes data to SPI. * @brief Writes data to SPI.
* *
@ -165,61 +164,54 @@ char SPI_Init(char lsbFirst,
* @param bytesNumber - Number of bytes to write. * @param bytesNumber - Number of bytes to write.
* *
* @return Number of written bytes. * @return Number of written bytes.
*******************************************************************************/ *******************************************************************************/
char SPI_Write(char slaveDeviceId, char
unsigned char* data, SPI_Write(char slaveDeviceId,
char bytesNumber) unsigned char *data,
char bytesNumber)
{ {
char byte = 0; char byte = 0;
unsigned char read = 0; unsigned char read = 0;
unsigned short originalSCR = 0; unsigned short originalSCR = 0;
unsigned short originalSO1 = 0; unsigned short originalSO1 = 0;
if(slaveDeviceId == 1) if(slaveDeviceId == 1) {
{ PMOD1_CS_LOW;
PMOD1_CS_LOW; }
} if(slaveDeviceId == 2) {
if(slaveDeviceId == 2) PMOD2_CS_LOW;
{ }
PMOD2_CS_LOW; if(slaveDeviceId == 3) {
} ST1 |= 0x0002;
if(slaveDeviceId == 3) originalSO1 = SO1;
{ originalSCR = SCR11;
ST1 |= 0x0002; SO1 &= ~0x0202;
originalSO1 = SO1; SCR11 &= ~0x3000;
originalSCR = SCR11; SS1 |= 0x0002;
SO1 &= ~0x0202; ST7579_CS_LOW;
SCR11 &= ~0x3000; }
SS1 |= 0x0002; for(byte = 0; byte < bytesNumber; byte++) {
ST7579_CS_LOW; SIO21 = data[byte];
} NOP;
for(byte = 0; byte < bytesNumber; byte++) while(SSR11 & 0x0040) ;
{ read = SIO21;
SIO21 = data[byte]; }
NOP; if(slaveDeviceId == 1) {
while(SSR11 & 0x0040); PMOD1_CS_HIGH;
read = SIO21; }
} if(slaveDeviceId == 2) {
if(slaveDeviceId == 1) PMOD2_CS_HIGH;
{ }
PMOD1_CS_HIGH; if(slaveDeviceId == 3) {
} ST7579_CS_HIGH;
if(slaveDeviceId == 2) ST1 |= 0x0002;
{ SO1 = originalSO1;
PMOD2_CS_HIGH; SCR11 = originalSCR;
} SS1 |= 0x0002;
if(slaveDeviceId == 3) }
{
ST7579_CS_HIGH;
ST1 |= 0x0002;
SO1 = originalSO1;
SCR11 = originalSCR;
SS1 |= 0x0002;
}
return bytesNumber; return bytesNumber;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Reads data from SPI. * @brief Reads data from SPI.
* *
@ -229,60 +221,53 @@ char SPI_Write(char slaveDeviceId,
* @param bytesNumber - Number of bytes to read. * @param bytesNumber - Number of bytes to read.
* *
* @return Number of read bytes. * @return Number of read bytes.
*******************************************************************************/ *******************************************************************************/
char SPI_Read(char slaveDeviceId, char
unsigned char* data, SPI_Read(char slaveDeviceId,
char bytesNumber) unsigned char *data,
char bytesNumber)
{ {
char byte = 0; char byte = 0;
unsigned short originalSCR = 0; unsigned short originalSCR = 0;
unsigned short originalSO1 = 0; unsigned short originalSO1 = 0;
if(slaveDeviceId == 1) if(slaveDeviceId == 1) {
{ PMOD1_CS_LOW;
PMOD1_CS_LOW; }
} if(slaveDeviceId == 2) {
if(slaveDeviceId == 2) PMOD2_CS_LOW;
{ }
PMOD2_CS_LOW; if(slaveDeviceId == 3) {
} ST1 |= 0x0002;
if(slaveDeviceId == 3) originalSO1 = SO1;
{ originalSCR = SCR11;
ST1 |= 0x0002; SO1 &= ~0x0202;
originalSO1 = SO1; SCR11 &= ~0x3000;
originalSCR = SCR11; SS1 |= 0x0002;
SO1 &= ~0x0202; ST7579_CS_LOW;
SCR11 &= ~0x3000; }
SS1 |= 0x0002; for(byte = 0; byte < bytesNumber; byte++) {
ST7579_CS_LOW; SIO21 = data[byte];
} NOP;
for(byte = 0; byte < bytesNumber; byte++) while(SSR11 & 0x0040) ;
{ data[byte] = SIO21;
SIO21 = data[byte]; }
NOP; if(slaveDeviceId == 1) {
while(SSR11 & 0x0040); PMOD1_CS_HIGH;
data[byte] = SIO21; }
} if(slaveDeviceId == 2) {
if(slaveDeviceId == 1) PMOD2_CS_HIGH;
{ }
PMOD1_CS_HIGH; if(slaveDeviceId == 3) {
} ST7579_CS_HIGH;
if(slaveDeviceId == 2) ST1 |= 0x0002;
{ SO1 = originalSO1;
PMOD2_CS_HIGH; SCR11 = originalSCR;
} SS1 |= 0x0002;
if(slaveDeviceId == 3) }
{
ST7579_CS_HIGH;
ST1 |= 0x0002;
SO1 = originalSO1;
SCR11 = originalSCR;
SS1 |= 0x0002;
}
return bytesNumber; return bytesNumber;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Initializes the I2C communication peripheral. * @brief Initializes the I2C communication peripheral.
* *
@ -291,43 +276,43 @@ char SPI_Read(char slaveDeviceId,
* @return status - Result of the initialization procedure. * @return status - Result of the initialization procedure.
* Example: 0 - if initialization was successful; * Example: 0 - if initialization was successful;
* -1 - if initialization was unsuccessful. * -1 - if initialization was unsuccessful.
*******************************************************************************/ *******************************************************************************/
char I2C_Init(long clockFreq) char
I2C_Init(long clockFreq)
{ {
long fckFreq = 32000000; long fckFreq = 32000000;
unsigned char wlValue = 0; unsigned char wlValue = 0;
unsigned char whValue = 0; unsigned char whValue = 0;
/* Enable interrupts */ /* Enable interrupts */
EI; EI;
/* Enable input clock supply. */ /* Enable input clock supply. */
IICA0EN = 1; IICA0EN = 1;
/* Set the fast mode plus operation. */ /* Set the fast mode plus operation. */
SMC0 = 1; SMC0 = 1;
/* Set transfer rate. */ /* Set transfer rate. */
wlValue = (unsigned char)((0.5 * fckFreq) / clockFreq); wlValue = (unsigned char)((0.5 * fckFreq) / clockFreq);
whValue = (unsigned char)(wlValue - (fckFreq / (10 * clockFreq))); whValue = (unsigned char)(wlValue - (fckFreq / (10 * clockFreq)));
IICWL0 = wlValue; IICWL0 = wlValue;
IICWH0 = whValue; IICWH0 = whValue;
STCEN0 = 1; // After operation is enabled, enable generation of a start STCEN0 = 1; /* After operation is enabled, enable generation of a start */
// condition without detecting a stop condition. /* condition without detecting a stop condition. */
WTIM0 = 1; // Interrupt request is generated at the ninth clock’s WTIM0 = 1; /* Interrupt request is generated at the ninth clock’s */
// falling edge. /* falling edge. */
/* Enable I2C operation. */ /* Enable I2C operation. */
IICE0 = 1; IICE0 = 1;
/* Configure SCLA0 and SDAA0 pins as digital output. */ /* Configure SCLA0 and SDAA0 pins as digital output. */
P6 &= ~0x03; P6 &= ~0x03;
PM6 &= ~0x03; PM6 &= ~0x03;
return 0; return 0;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Writes data to a slave device. * @brief Writes data to a slave device.
* *
@ -340,48 +325,43 @@ char I2C_Init(long clockFreq)
* *
* @return status - Number of read bytes or 0xFF if the slave address was * @return status - Number of read bytes or 0xFF if the slave address was
* not acknowledged by the device. * not acknowledged by the device.
*******************************************************************************/ *******************************************************************************/
char I2C_Write(char slaveAddress, char
unsigned char* dataBuffer, I2C_Write(char slaveAddress,
char bytesNumber, unsigned char *dataBuffer,
char stopBit) char bytesNumber,
char stopBit)
{ {
char byte = 0; char byte = 0;
char status = 0; char status = 0;
IICAMK0 = 1; // Interrupt servicing disabled. IICAMK0 = 1; /* Interrupt servicing disabled. */
STT0 = 1; // Generate a start condition. STT0 = 1; /* Generate a start condition. */
IICAMK0 = 0; // Interrupt servicing enabled. IICAMK0 = 0; /* Interrupt servicing enabled. */
/* Send the first byte. */ /* Send the first byte. */
IICA0_Flag = 0; IICA0_Flag = 0;
IICA0 = (slaveAddress << 1); IICA0 = (slaveAddress << 1);
while(IICA0_Flag == 0); while(IICA0_Flag == 0) ;
if(ACKD0) // Acknowledge was detected. if(ACKD0) { /* Acknowledge was detected. */
{ for(byte = 0; byte < bytesNumber; byte++) {
for(byte = 0; byte < bytesNumber; byte++) IICA0_Flag = 0;
{ IICA0 = *dataBuffer;
IICA0_Flag = 0; while(IICA0_Flag == 0) ;
IICA0 = *dataBuffer; dataBuffer++;
while(IICA0_Flag == 0);
dataBuffer++;
}
status = bytesNumber;
}
else // Acknowledge was not detected.
{
status = 0xFF;
}
if(stopBit)
{
SPT0 = 1; // Generate a stop condition.
while(IICBSY0); // Wait until the I2C bus status flag is cleared.
} }
status = bytesNumber;
} else { /* Acknowledge was not detected. */
status = 0xFF;
}
if(stopBit) {
SPT0 = 1; /* Generate a stop condition. */
while(IICBSY0) ; /* Wait until the I2C bus status flag is cleared. */
}
return status; return status;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Reads data from a slave device. * @brief Reads data from a slave device.
* *
@ -394,50 +374,45 @@ char I2C_Write(char slaveAddress,
* *
* @return status - Number of read bytes or 0xFF if the slave address was * @return status - Number of read bytes or 0xFF if the slave address was
* not acknowledged by the device. * not acknowledged by the device.
*******************************************************************************/ *******************************************************************************/
char I2C_Read(char slaveAddress, char
unsigned char* dataBuffer, I2C_Read(char slaveAddress,
char bytesNumber, unsigned char *dataBuffer,
char stopBit) char bytesNumber,
char stopBit)
{ {
char byte = 0; char byte = 0;
char status = 0; char status = 0;
IICAMK0 = 1; // Interrupt servicing disabled. IICAMK0 = 1; /* Interrupt servicing disabled. */
STT0 = 1; // Generate a start condition. STT0 = 1; /* Generate a start condition. */
IICAMK0 = 0; // Interrupt servicing enabled. IICAMK0 = 0; /* Interrupt servicing enabled. */
/* Send the first byte. */ /* Send the first byte. */
IICA0_Flag = 0; IICA0_Flag = 0;
IICA0 = (slaveAddress << 1) + 1; IICA0 = (slaveAddress << 1) + 1;
while(IICA0_Flag == 0); while(IICA0_Flag == 0) ;
if(ACKD0) // Acknowledge was detected. if(ACKD0) { /* Acknowledge was detected. */
{ ACKE0 = 1; /* Enable acknowledgment. */
ACKE0 = 1; // Enable acknowledgment. for(byte = 0; byte < bytesNumber; byte++) {
for(byte = 0; byte < bytesNumber; byte++) if(byte == (bytesNumber - 1)) {
{ ACKE0 = 0U; /* Disable acknowledgment. */
if(byte == (bytesNumber - 1)) }
{ WREL0 = 1U; /* Cancel wait. */
ACKE0 = 0U; // Disable acknowledgment. IICA0_Flag = 0;
} while(IICA0_Flag == 0) ;
WREL0 = 1U; // Cancel wait. *dataBuffer = IICA0;
IICA0_Flag = 0; dataBuffer++;
while(IICA0_Flag == 0);
*dataBuffer = IICA0;
dataBuffer++;
}
status = bytesNumber;
}
else // Acknowledge was not detected.
{
status = 0xFF;
}
if(stopBit)
{
SPT0 = 1; // Generate a stop condition.
while(IICBSY0); // Wait until the I2C bus status flag is cleared.
} }
status = bytesNumber;
} else { /* Acknowledge was not detected. */
status = 0xFF;
}
if(stopBit) {
SPT0 = 1; /* Generate a stop condition. */
while(IICBSY0) ; /* Wait until the I2C bus status flag is cleared. */
}
return status; return status;
} }

16
Communication.h
View file

@ -2,7 +2,7 @@
* @file Communication.h * @file Communication.h
* @brief Header file of the Communication Driver for RL78G14 processor. * @brief Header file of the Communication Driver for RL78G14 processor.
* @author DBogdan (dragos.bogdan@analog.com) * @author DBogdan (dragos.bogdan@analog.com)
******************************************************************************** ********************************************************************************
* Copyright 2012(c) Analog Devices, Inc. * Copyright 2012(c) Analog Devices, Inc.
* *
* All rights reserved. * All rights reserved.
@ -36,9 +36,9 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
******************************************************************************** ********************************************************************************
* SVN Revision: $WCREV$ * SVN Revision: $WCREV$
*******************************************************************************/ *******************************************************************************/
#ifndef __COMMUNICATION_H__ #ifndef __COMMUNICATION_H__
#define __COMMUNICATION_H__ #define __COMMUNICATION_H__
@ -83,12 +83,12 @@ char SPI_Init(char lsbFirst,
/*! Writes data to SPI. */ /*! Writes data to SPI. */
char SPI_Write(char slaveDeviceId, char SPI_Write(char slaveDeviceId,
unsigned char* data, unsigned char *data,
char bytesNumber); char bytesNumber);
/*! Reads data from SPI. */ /*! Reads data from SPI. */
char SPI_Read(char slaveDeviceId, char SPI_Read(char slaveDeviceId,
unsigned char* data, unsigned char *data,
char bytesNumber); char bytesNumber);
/*! Initializes the I2C communication peripheral. */ /*! Initializes the I2C communication peripheral. */
@ -96,14 +96,14 @@ char I2C_Init(long clockFreq);
/*! Writes data to a slave device. */ /*! Writes data to a slave device. */
char I2C_Write(char slaveAddress, char I2C_Write(char slaveAddress,
unsigned char* dataBuffer, unsigned char *dataBuffer,
char bytesNumber, char bytesNumber,
char stopBit); char stopBit);
/*! Reads data from a slave device. */ /*! Reads data from a slave device. */
char I2C_Read(char slaveAddress, char I2C_Read(char slaveAddress,
unsigned char* dataBuffer, unsigned char *dataBuffer,
char bytesNumber, char bytesNumber,
char stopBit); char stopBit);
#endif // __COMMUNICATION_H__ #endif /* __COMMUNICATION_H__ */

49
RDKRL78G14.c
View file

@ -2,7 +2,7 @@
* @file RDKRL78G14.c * @file RDKRL78G14.c
* @brief Implementation of the RDKRL78G14 Driver. * @brief Implementation of the RDKRL78G14 Driver.
* @author DBogdan (dragos.bogdan@analog.com) * @author DBogdan (dragos.bogdan@analog.com)
******************************************************************************** ********************************************************************************
* Copyright 2012(c) Analog Devices, Inc. * Copyright 2012(c) Analog Devices, Inc.
* *
* All rights reserved. * All rights reserved.
@ -36,14 +36,14 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
******************************************************************************** ********************************************************************************
* SVN Revision: $WCREV$ * SVN Revision: $WCREV$
*******************************************************************************/ *******************************************************************************/
/******************************************************************************/ /******************************************************************************/
/***************************** Include Files **********************************/ /***************************** Include Files **********************************/
/******************************************************************************/ /******************************************************************************/
#include "RDKRL78G14.h" // RDKRL78G14 definitions #include "RDKRL78G14.h" /* RDKRL78G14 definitions */
/******************************************************************************/ /******************************************************************************/
/************************ Functions Definitions *******************************/ /************************ Functions Definitions *******************************/
@ -53,37 +53,36 @@
* @brief Resets the RDKRL78G14. * @brief Resets the RDKRL78G14.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void RDKRL78G14_Reset(void) void
RDKRL78G14_Reset(void)
{ {
short delay = 0; short delay = 0;
EXTRST_HIGH; EXTRST_HIGH;
for(delay = 0; delay < 1000; delay++) for(delay = 0; delay < 1000; delay++) {
{ NOP;
NOP; }
} EXTRST_LOW;
EXTRST_LOW;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Initializes the RDKRL78G14. * @brief Initializes the RDKRL78G14.
* *
* @return status - Result of the initialization procedure. * @return status - Result of the initialization procedure.
* Example: 0 - if initialization was successful; * Example: 0 - if initialization was successful;
* -1 - if initialization was unsuccessful. * -1 - if initialization was unsuccessful.
*******************************************************************************/ *******************************************************************************/
char RDKRL78G14_Init(void) char
RDKRL78G14_Init(void)
{ {
long delay = 0; long delay = 0;
char status = -1; char status = -1;
for(delay = 0; delay < 4000000; delay++) for(delay = 0; delay < 4000000; delay++) {
{ NOP;
NOP; }
} RDKRL78G14_Reset();
RDKRL78G14_Reset(); status = 0;
status = 0;
return status; return status;
} }

76
RDKRL78G14.h
View file

@ -2,7 +2,7 @@
* @file RDKRL78G14.h * @file RDKRL78G14.h
* @brief Header file of the RDKRL78G14 Driver. * @brief Header file of the RDKRL78G14 Driver.
* @author DBogdan (dragos.bogdan@analog.com) * @author DBogdan (dragos.bogdan@analog.com)
******************************************************************************** ********************************************************************************
* Copyright 2012(c) Analog Devices, Inc. * Copyright 2012(c) Analog Devices, Inc.
* *
* All rights reserved. * All rights reserved.
@ -36,9 +36,9 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
******************************************************************************** ********************************************************************************
* SVN Revision: $WCREV$ * SVN Revision: $WCREV$
*******************************************************************************/ *******************************************************************************/
#ifndef __RDKRL78G14_H__ #ifndef __RDKRL78G14_H__
#define __RDKRL78G14_H__ #define __RDKRL78G14_H__
@ -47,78 +47,78 @@
/***************************** Include Files **********************************/ /***************************** Include Files **********************************/
/******************************************************************************/ /******************************************************************************/
#include <ior5f104pj.h> // R5F104PJ definitions #include <ior5f104pj.h> /* R5F104PJ definitions */
#include <ior5f104pj_ext.h> // Declarations of extended SFR registers #include <ior5f104pj_ext.h> /* Declarations of extended SFR registers */
#include <intrinsics.h> // Declarations of intrinsic functions #include <intrinsics.h> /* Declarations of intrinsic functions */
/******************************************************************************/ /******************************************************************************/
/************************* Operations Definitions *****************************/ /************************* Operations Definitions *****************************/
/******************************************************************************/ /******************************************************************************/
#define NOP __no_operation(); // No operation #define NOP __no_operation(); /* No operation */
#define EI __enable_interrupt(); // Enable interrupts #define EI __enable_interrupt(); /* Enable interrupts */
#define DI __disable_interrupt(); // Disable interrupts #define DI __disable_interrupt(); /* Disable interrupts */
/******************************************************************************/ /******************************************************************************/
/**************************** GPIO Definitions ********************************/ /**************************** GPIO Definitions ********************************/
/******************************************************************************/ /******************************************************************************/
/* External Reset Pin - P130 */ /* External Reset Pin - P130 */
#define EXTRST_PIN (1 << 0) #define EXTRST_PIN (1 << 0)
#define EXTRST_LOW P13 &= ~EXTRST_PIN #define EXTRST_LOW P13 &= ~EXTRST_PIN
#define EXTRST_HIGH P13 |= EXTRST_PIN #define EXTRST_HIGH P13 |= EXTRST_PIN
/* ST7579 CS Pin - P145 */ /* ST7579 CS Pin - P145 */
#define ST7579_CS_PIN (1 << 5) #define ST7579_CS_PIN (1 << 5)
#define ST7579_CS_OUT PM14 &= ~ST7579_CS_PIN #define ST7579_CS_OUT PM14 &= ~ST7579_CS_PIN
#define ST7579_CS_LOW P14 &= ~ST7579_CS_PIN #define ST7579_CS_LOW P14 &= ~ST7579_CS_PIN
#define ST7579_CS_HIGH P14 |= ST7579_CS_PIN #define ST7579_CS_HIGH P14 |= ST7579_CS_PIN
/* ST7579 RS Pin - P146 */ /* ST7579 RS Pin - P146 */
#define ST7579_RS_PIN (1 << 6) #define ST7579_RS_PIN (1 << 6)
#define ST7579_RS_OUT PM14 &= ~ST7579_RS_PIN #define ST7579_RS_OUT PM14 &= ~ST7579_RS_PIN
#define ST7579_RS_LOW P14 &= ~ST7579_RS_PIN #define ST7579_RS_LOW P14 &= ~ST7579_RS_PIN
#define ST7579_RS_HIGH P14 |= ST7579_RS_PIN #define ST7579_RS_HIGH P14 |= ST7579_RS_PIN
/* PMOD1 CS Pin - P83 */ /* PMOD1 CS Pin - P83 */
#define PMOD1_CS_PIN (1 << 3) #define PMOD1_CS_PIN (1 << 3)
#define PMOD1_CS_OUT PM8 &= ~PMOD1_CS_PIN #define PMOD1_CS_OUT PM8 &= ~PMOD1_CS_PIN
#define PMOD1_CS_LOW P8 &= ~PMOD1_CS_PIN #define PMOD1_CS_LOW P8 &= ~PMOD1_CS_PIN
#define PMOD1_CS_HIGH P8 |= PMOD1_CS_PIN #define PMOD1_CS_HIGH P8 |= PMOD1_CS_PIN
/* PMOD1 MISO Pin */ /* PMOD1 MISO Pin */
#define PMOD1_MISO_PIN (1 << 1) #define PMOD1_MISO_PIN (1 << 1)
#define PMOD1_MISO ((P7 & PMOD1_MISO_PIN) >> 1) #define PMOD1_MISO ((P7 & PMOD1_MISO_PIN) >> 1)
/* PMOD1 GPIO1 Pin - P47 */ /* PMOD1 GPIO1 Pin - P47 */
#define PMOD1_GPIO1_PIN (1 << 7) #define PMOD1_GPIO1_PIN (1 << 7)
#define PMOD1_GPIO1_PIN_OUT PM4 &= ~PMOD1_GPIO1_PIN; #define PMOD1_GPIO1_PIN_OUT PM4 &= ~PMOD1_GPIO1_PIN;
#define PMOD1_GPIO1_LOW P4 &= ~PMOD1_GPIO1_PIN; #define PMOD1_GPIO1_LOW P4 &= ~PMOD1_GPIO1_PIN;
#define PMOD1_GPIO1_HIGH P4 |= PMOD1_GPIO1_PIN; #define PMOD1_GPIO1_HIGH P4 |= PMOD1_GPIO1_PIN;
/* PMOD1 GPIO2 Pin - P46 */ /* PMOD1 GPIO2 Pin - P46 */
#define PMOD1_GPIO2_PIN (1 << 6) #define PMOD1_GPIO2_PIN (1 << 6)
#define PMOD1_GPIO2_PIN_OUT PM4 &= ~PMOD1_GPIO2_PIN; #define PMOD1_GPIO2_PIN_OUT PM4 &= ~PMOD1_GPIO2_PIN;
#define PMOD1_GPIO2_LOW P4 &= ~PMOD1_GPIO2_PIN; #define PMOD1_GPIO2_LOW P4 &= ~PMOD1_GPIO2_PIN;
#define PMOD1_GPIO2_HIGH P4 |= PMOD1_GPIO2_PIN; #define PMOD1_GPIO2_HIGH P4 |= PMOD1_GPIO2_PIN;
/* PMOD1 GPIO3 Pin - P110 */ /* PMOD1 GPIO3 Pin - P110 */
#define PMOD1_GPIO3_PIN (1 << 0) #define PMOD1_GPIO3_PIN (1 << 0)
#define PMOD1_GPIO3_PIN_OUT PM11 &= ~PMOD1_GPIO3_PIN; #define PMOD1_GPIO3_PIN_OUT PM11 &= ~PMOD1_GPIO3_PIN;
#define PMOD1_GPIO3_LOW P11 &= ~PMOD1_GPIO3_PIN; #define PMOD1_GPIO3_LOW P11 &= ~PMOD1_GPIO3_PIN;
#define PMOD1_GPIO3_HIGH P11 |= PMOD1_GPIO3_PIN; #define PMOD1_GPIO3_HIGH P11 |= PMOD1_GPIO3_PIN;
/* PMOD1 GPIO4 Pin - P111 */ /* PMOD1 GPIO4 Pin - P111 */
#define PMOD1_GPIO4_PIN (1 << 1) #define PMOD1_GPIO4_PIN (1 << 1)
#define PMOD1_GPIO4_PIN_OUT PM11 &= ~PMOD1_GPIO4_PIN; #define PMOD1_GPIO4_PIN_OUT PM11 &= ~PMOD1_GPIO4_PIN;
#define PMOD1_GPIO4_LOW P11 &= ~PMOD1_GPIO4_PIN; #define PMOD1_GPIO4_LOW P11 &= ~PMOD1_GPIO4_PIN;
#define PMOD1_GPIO4_HIGH P11 |= PMOD1_GPIO4_PIN; #define PMOD1_GPIO4_HIGH P11 |= PMOD1_GPIO4_PIN;
/* PMOD2 CS Pin - P82 */ /* PMOD2 CS Pin - P82 */
#define PMOD2_CS_PIN (1 << 2) #define PMOD2_CS_PIN (1 << 2)
#define PMOD2_CS_OUT PM8 &= ~PMOD2_CS_PIN #define PMOD2_CS_OUT PM8 &= ~PMOD2_CS_PIN
#define PMOD2_CS_LOW P8 &= ~PMOD2_CS_PIN #define PMOD2_CS_LOW P8 &= ~PMOD2_CS_PIN
#define PMOD2_CS_HIGH P8 |= PMOD2_CS_PIN #define PMOD2_CS_HIGH P8 |= PMOD2_CS_PIN
/******************************************************************************/ /******************************************************************************/
/************************ Functions Declarations ******************************/ /************************ Functions Declarations ******************************/
@ -130,4 +130,4 @@ void RDKRL78G14_Reset(void);
/*! Initializes the RDKRL78G14. */ /*! Initializes the RDKRL78G14. */
char RDKRL78G14_Init(void); char RDKRL78G14_Init(void);
#endif // __RDKRL78G14_H__ #endif /* __RDKRL78G14_H__ */

754
ST7579.c
View file

@ -2,7 +2,7 @@
* @file ST7579.c * @file ST7579.c
* @brief Implementation of ST7579 Driver. * @brief Implementation of ST7579 Driver.
* @author DBogdan (dragos.bogdan@analog.com) * @author DBogdan (dragos.bogdan@analog.com)
******************************************************************************** ********************************************************************************
* Copyright 2012(c) Analog Devices, Inc. * Copyright 2012(c) Analog Devices, Inc.
* *
* All rights reserved. * All rights reserved.
@ -36,16 +36,16 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
******************************************************************************** ********************************************************************************
* SVN Revision: $WCREV$ * SVN Revision: $WCREV$
*******************************************************************************/ *******************************************************************************/
/******************************************************************************/ /******************************************************************************/
/***************************** Include Files **********************************/ /***************************** Include Files **********************************/
/******************************************************************************/ /******************************************************************************/
#include "ST7579.h" // ST7579 definitions #include "ST7579.h" /* ST7579 definitions */
#include "RDKRL78G14.h" // YRDKRL78G14 definitions #include "RDKRL78G14.h" /* YRDKRL78G14 definitions */
#include "Communication.h" // Communication definitions #include "Communication.h" /* Communication definitions */
/******************************************************************************/ /******************************************************************************/
/************************* Variables Definitions ******************************/ /************************* Variables Definitions ******************************/
@ -53,101 +53,101 @@
const unsigned char st7579Font[95][5] = const unsigned char st7579Font[95][5] =
{ {
{0x00, 0x00, 0x00, 0x00, 0x00}, // sp { 0x00, 0x00, 0x00, 0x00, 0x00 }, /* sp */
{0x00, 0x00, 0x2f, 0x00, 0x00}, // ! { 0x00, 0x00, 0x2f, 0x00, 0x00 }, /* ! */
{0x00, 0x07, 0x00, 0x07, 0x00}, // " { 0x00, 0x07, 0x00, 0x07, 0x00 }, /* " */
{0x14, 0x7f, 0x14, 0x7f, 0x14}, // # { 0x14, 0x7f, 0x14, 0x7f, 0x14 }, /* # */
{0x24, 0x2a, 0x7f, 0x2a, 0x12}, // $ { 0x24, 0x2a, 0x7f, 0x2a, 0x12 }, /* $ */
{0xc4, 0xc8, 0x10, 0x26, 0x46}, // % { 0xc4, 0xc8, 0x10, 0x26, 0x46 }, /* % */
{0x36, 0x49, 0x55, 0x22, 0x50}, // & { 0x36, 0x49, 0x55, 0x22, 0x50 }, /* & */
{0x00, 0x05, 0x03, 0x00, 0x00}, // ' { 0x00, 0x05, 0x03, 0x00, 0x00 }, /* ' */
{0x00, 0x1c, 0x22, 0x41, 0x00}, // ( { 0x00, 0x1c, 0x22, 0x41, 0x00 }, /* ( */
{0x00, 0x41, 0x22, 0x1c, 0x00}, // ) { 0x00, 0x41, 0x22, 0x1c, 0x00 }, /* ) */
{0x14, 0x08, 0x3E, 0x08, 0x14}, // * { 0x14, 0x08, 0x3E, 0x08, 0x14 }, /* * */
{0x08, 0x08, 0x3E, 0x08, 0x08}, // + { 0x08, 0x08, 0x3E, 0x08, 0x08 }, /* + */
{0x00, 0x00, 0x50, 0x30, 0x00}, // , { 0x00, 0x00, 0x50, 0x30, 0x00 }, /* , */
{0x10, 0x10, 0x10, 0x10, 0x10}, // - { 0x10, 0x10, 0x10, 0x10, 0x10 }, /* - */
{0x00, 0x60, 0x60, 0x00, 0x00}, // . { 0x00, 0x60, 0x60, 0x00, 0x00 }, /* . */
{0x20, 0x10, 0x08, 0x04, 0x02}, // / { 0x20, 0x10, 0x08, 0x04, 0x02 }, /* / */
{0x3E, 0x51, 0x49, 0x45, 0x3E}, // 0 { 0x3E, 0x51, 0x49, 0x45, 0x3E }, /* 0 */
{0x00, 0x42, 0x7F, 0x40, 0x00}, // 1 { 0x00, 0x42, 0x7F, 0x40, 0x00 }, /* 1 */
{0x42, 0x61, 0x51, 0x49, 0x46}, // 2 { 0x42, 0x61, 0x51, 0x49, 0x46 }, /* 2 */
{0x21, 0x41, 0x45, 0x4B, 0x31}, // 3 { 0x21, 0x41, 0x45, 0x4B, 0x31 }, /* 3 */
{0x18, 0x14, 0x12, 0x7F, 0x10}, // 4 { 0x18, 0x14, 0x12, 0x7F, 0x10 }, /* 4 */
{0x27, 0x45, 0x45, 0x45, 0x39}, // 5 { 0x27, 0x45, 0x45, 0x45, 0x39 }, /* 5 */
{0x3C, 0x4A, 0x49, 0x49, 0x30}, // 6 { 0x3C, 0x4A, 0x49, 0x49, 0x30 }, /* 6 */
{0x01, 0x71, 0x09, 0x05, 0x03}, // 7 { 0x01, 0x71, 0x09, 0x05, 0x03 }, /* 7 */
{0x36, 0x49, 0x49, 0x49, 0x36}, // 8 { 0x36, 0x49, 0x49, 0x49, 0x36 }, /* 8 */
{0x06, 0x49, 0x49, 0x29, 0x1E}, // 9 { 0x06, 0x49, 0x49, 0x29, 0x1E }, /* 9 */
{0x00, 0x36, 0x36, 0x00, 0x00}, // : { 0x00, 0x36, 0x36, 0x00, 0x00 }, /* : */
{0x00, 0x56, 0x36, 0x00, 0x00}, // ; { 0x00, 0x56, 0x36, 0x00, 0x00 }, /* ; */
{0x08, 0x14, 0x22, 0x41, 0x00}, // < { 0x08, 0x14, 0x22, 0x41, 0x00 }, /* < */
{0x14, 0x14, 0x14, 0x14, 0x14}, // = { 0x14, 0x14, 0x14, 0x14, 0x14 }, /* = */
{0x00, 0x41, 0x22, 0x14, 0x08}, // > { 0x00, 0x41, 0x22, 0x14, 0x08 }, /* > */
{0x02, 0x01, 0x51, 0x09, 0x06}, // ? { 0x02, 0x01, 0x51, 0x09, 0x06 }, /* ? */
{0x32, 0x49, 0x59, 0x51, 0x3E}, // @ { 0x32, 0x49, 0x59, 0x51, 0x3E }, /* @ */
{0x7E, 0x11, 0x11, 0x11, 0x7E}, // A { 0x7E, 0x11, 0x11, 0x11, 0x7E }, /* A */
{0x7F, 0x49, 0x49, 0x49, 0x36}, // B { 0x7F, 0x49, 0x49, 0x49, 0x36 }, /* B */
{0x3E, 0x41, 0x41, 0x41, 0x22}, // C { 0x3E, 0x41, 0x41, 0x41, 0x22 }, /* C */
{0x7F, 0x41, 0x41, 0x22, 0x1C}, // D { 0x7F, 0x41, 0x41, 0x22, 0x1C }, /* D */
{0x7F, 0x49, 0x49, 0x49, 0x41}, // E { 0x7F, 0x49, 0x49, 0x49, 0x41 }, /* E */
{0x7F, 0x09, 0x09, 0x09, 0x01}, // F { 0x7F, 0x09, 0x09, 0x09, 0x01 }, /* F */
{0x3E, 0x41, 0x49, 0x49, 0x7A}, // G { 0x3E, 0x41, 0x49, 0x49, 0x7A }, /* G */
{0x7F, 0x08, 0x08, 0x08, 0x7F}, // H { 0x7F, 0x08, 0x08, 0x08, 0x7F }, /* H */
{0x00, 0x41, 0x7F, 0x41, 0x00}, // I { 0x00, 0x41, 0x7F, 0x41, 0x00 }, /* I */
{0x20, 0x40, 0x41, 0x3F, 0x01}, // J { 0x20, 0x40, 0x41, 0x3F, 0x01 }, /* J */
{0x7F, 0x08, 0x14, 0x22, 0x41}, // K { 0x7F, 0x08, 0x14, 0x22, 0x41 }, /* K */
{0x7F, 0x40, 0x40, 0x40, 0x40}, // L { 0x7F, 0x40, 0x40, 0x40, 0x40 }, /* L */
{0x7F, 0x02, 0x0C, 0x02, 0x7F}, // M { 0x7F, 0x02, 0x0C, 0x02, 0x7F }, /* M */
{0x7F, 0x04, 0x08, 0x10, 0x7F}, // N { 0x7F, 0x04, 0x08, 0x10, 0x7F }, /* N */
{0x3E, 0x41, 0x41, 0x41, 0x3E}, // O { 0x3E, 0x41, 0x41, 0x41, 0x3E }, /* O */
{0x7F, 0x09, 0x09, 0x09, 0x06}, // P { 0x7F, 0x09, 0x09, 0x09, 0x06 }, /* P */
{0x3E, 0x41, 0x51, 0x21, 0x5E}, // Q { 0x3E, 0x41, 0x51, 0x21, 0x5E }, /* Q */
{0x7F, 0x09, 0x19, 0x29, 0x46}, // R { 0x7F, 0x09, 0x19, 0x29, 0x46 }, /* R */
{0x46, 0x49, 0x49, 0x49, 0x31}, // S { 0x46, 0x49, 0x49, 0x49, 0x31 }, /* S */
{0x01, 0x01, 0x7F, 0x01, 0x01}, // T { 0x01, 0x01, 0x7F, 0x01, 0x01 }, /* T */
{0x3F, 0x40, 0x40, 0x40, 0x3F}, // U { 0x3F, 0x40, 0x40, 0x40, 0x3F }, /* U */
{0x1F, 0x20, 0x40, 0x20, 0x1F}, // V { 0x1F, 0x20, 0x40, 0x20, 0x1F }, /* V */
{0x3F, 0x40, 0x38, 0x40, 0x3F}, // W { 0x3F, 0x40, 0x38, 0x40, 0x3F }, /* W */
{0x63, 0x14, 0x08, 0x14, 0x63}, // X { 0x63, 0x14, 0x08, 0x14, 0x63 }, /* X */
{0x07, 0x08, 0x70, 0x08, 0x07}, // Y { 0x07, 0x08, 0x70, 0x08, 0x07 }, /* Y */
{0x61, 0x51, 0x49, 0x45, 0x43}, // Z { 0x61, 0x51, 0x49, 0x45, 0x43 }, /* Z */
{0x00, 0x7F, 0x41, 0x41, 0x00}, // [ { 0x00, 0x7F, 0x41, 0x41, 0x00 }, /* [ */
{0x55, 0x2A, 0x55, 0x2A, 0x55}, // / { 0x55, 0x2A, 0x55, 0x2A, 0x55 }, /* / */
{0x00, 0x41, 0x41, 0x7F, 0x00}, // ] { 0x00, 0x41, 0x41, 0x7F, 0x00 }, /* ] */
{0x04, 0x02, 0x01, 0x02, 0x04}, // ^ { 0x04, 0x02, 0x01, 0x02, 0x04 }, /* ^ */
{0x40, 0x40, 0x40, 0x40, 0x40}, // _ { 0x40, 0x40, 0x40, 0x40, 0x40 }, /* _ */
{0x00, 0x01, 0x02, 0x04, 0x00}, // ' { 0x00, 0x01, 0x02, 0x04, 0x00 }, /* ' */
{0x20, 0x54, 0x54, 0x54, 0x78}, // a { 0x20, 0x54, 0x54, 0x54, 0x78 }, /* a */
{0x7F, 0x48, 0x44, 0x44, 0x38}, // b { 0x7F, 0x48, 0x44, 0x44, 0x38 }, /* b */
{0x38, 0x44, 0x44, 0x44, 0x20}, // c { 0x38, 0x44, 0x44, 0x44, 0x20 }, /* c */
{0x38, 0x44, 0x44, 0x48, 0x7F}, // d { 0x38, 0x44, 0x44, 0x48, 0x7F }, /* d */
{0x38, 0x54, 0x54, 0x54, 0x18}, // e { 0x38, 0x54, 0x54, 0x54, 0x18 }, /* e */
{0x08, 0x7E, 0x09, 0x01, 0x02}, // f { 0x08, 0x7E, 0x09, 0x01, 0x02 }, /* f */
{0x0C, 0x52, 0x52, 0x52, 0x3E}, // g { 0x0C, 0x52, 0x52, 0x52, 0x3E }, /* g */
{0x7F, 0x08, 0x04, 0x04, 0x78}, // h { 0x7F, 0x08, 0x04, 0x04, 0x78 }, /* h */
{0x00, 0x44, 0x7D, 0x40, 0x00}, // i { 0x00, 0x44, 0x7D, 0x40, 0x00 }, /* i */
{0x20, 0x40, 0x44, 0x3D, 0x00}, // j { 0x20, 0x40, 0x44, 0x3D, 0x00 }, /* j */
{0x7F, 0x10, 0x28, 0x44, 0x00}, // k { 0x7F, 0x10, 0x28, 0x44, 0x00 }, /* k */
{0x00, 0x41, 0x7F, 0x40, 0x00}, // l { 0x00, 0x41, 0x7F, 0x40, 0x00 }, /* l */
{0x7C, 0x04, 0x18, 0x04, 0x78}, // m { 0x7C, 0x04, 0x18, 0x04, 0x78 }, /* m */
{0x7C, 0x08, 0x04, 0x04, 0x78}, // n { 0x7C, 0x08, 0x04, 0x04, 0x78 }, /* n */
{0x38, 0x44, 0x44, 0x44, 0x38}, // o { 0x38, 0x44, 0x44, 0x44, 0x38 }, /* o */
{0x7C, 0x14, 0x14, 0x14, 0x08}, // p { 0x7C, 0x14, 0x14, 0x14, 0x08 }, /* p */
{0x08, 0x14, 0x14, 0x18, 0x7C}, // q { 0x08, 0x14, 0x14, 0x18, 0x7C }, /* q */
{0x7C, 0x08, 0x04, 0x04, 0x08}, // r { 0x7C, 0x08, 0x04, 0x04, 0x08 }, /* r */
{0x48, 0x54, 0x54, 0x54, 0x20}, // s { 0x48, 0x54, 0x54, 0x54, 0x20 }, /* s */
{0x04, 0x3F, 0x44, 0x40, 0x20}, // t { 0x04, 0x3F, 0x44, 0x40, 0x20 }, /* t */
{0x3C, 0x40, 0x40, 0x20, 0x7C}, // u { 0x3C, 0x40, 0x40, 0x20, 0x7C }, /* u */
{0x1C, 0x20, 0x40, 0x20, 0x1C}, // v { 0x1C, 0x20, 0x40, 0x20, 0x1C }, /* v */
{0x3C, 0x40, 0x30, 0x40, 0x3C}, // w { 0x3C, 0x40, 0x30, 0x40, 0x3C }, /* w */
{0x44, 0x28, 0x10, 0x28, 0x44}, // x { 0x44, 0x28, 0x10, 0x28, 0x44 }, /* x */
{0x0C, 0x50, 0x50, 0x50, 0x3C}, // y { 0x0C, 0x50, 0x50, 0x50, 0x3C }, /* y */
{0x44, 0x64, 0x54, 0x4C, 0x44}, // z { 0x44, 0x64, 0x54, 0x4C, 0x44 }, /* z */
{0x08, 0x3e, 0x41, 0x41, 0x00}, // { { 0x08, 0x3e, 0x41, 0x41, 0x00 }, /* { */
{0x00, 0x00, 0x77, 0x00, 0x00}, // | { 0x00, 0x00, 0x77, 0x00, 0x00 }, /* | */
{0x00, 0x41, 0x41, 0x3e, 0x08}, // } { 0x00, 0x41, 0x41, 0x3e, 0x08 }, /* } */
{0x02, 0x01, 0x02, 0x01, 0x00} // ~ { 0x02, 0x01, 0x02, 0x01, 0x00 } /* ~ */
}; };
/******************************************************************************/ /******************************************************************************/
@ -160,14 +160,14 @@ const unsigned char st7579Font[95][5] =
* @param data - Data to transmit. * @param data - Data to transmit.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void ST7579_WriteByte(unsigned char data) void
ST7579_WriteByte(unsigned char data)
{ {
SPI_Write(3, // The ID of the selected slave device. SPI_Write(3, /* The ID of the selected slave device. */
&data, // Write buffer. &data, /* Write buffer. */
1); // Number of bytes to write. 1); /* Number of bytes to write. */
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Sets X and Y adress of RAM. * @brief Sets X and Y adress of RAM.
* *
@ -175,94 +175,90 @@ void ST7579_WriteByte(unsigned char data)
* @param xPosition - X address of RAM. * @param xPosition - X address of RAM.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void ST7579_GoTo(unsigned char yPosition, void
unsigned char xPosition) ST7579_GoTo(unsigned char yPosition,
unsigned char xPosition)
{ {
ST7579_RS_LOW; ST7579_RS_LOW;
/* Set X address of RAM. */ /* Set X address of RAM. */
ST7579_WriteByte(0x28); ST7579_WriteByte(0x28);
ST7579_WriteByte(0x80 + xPosition); ST7579_WriteByte(0x80 + xPosition);
/* Set Y address of RAM. */ /* Set Y address of RAM. */
ST7579_WriteByte(0x28); ST7579_WriteByte(0x28);
ST7579_WriteByte(0x40 + yPosition); ST7579_WriteByte(0x40 + yPosition);
ST7579_RS_HIGH; ST7579_RS_HIGH;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Clears ST7579 RAM. * @brief Clears ST7579 RAM.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void ST7579_Clear(void) void
ST7579_Clear(void)
{ {
unsigned short clearPosition = 0; unsigned short clearPosition = 0;
unsigned char yPosition = 0; unsigned char yPosition = 0;
for(clearPosition = 0; clearPosition < (8 * 96); clearPosition++) for(clearPosition = 0; clearPosition < (8 * 96); clearPosition++) {
{ if(!(clearPosition % 96)) {
if(!(clearPosition % 96)) /* Set the X and Y address of RAM. */
{ ST7579_GoTo(yPosition, 0);
/* Set the X and Y address of RAM. */ yPosition++;
ST7579_GoTo(yPosition, 0);
yPosition++;
}
ST7579_WriteByte(0x00);
} }
ST7579_WriteByte(0x00);
}
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Initializes the ST7579 controller. * @brief Initializes the ST7579 controller.
* *
* @return status - Result of the initialization procedure. * @return status - Result of the initialization procedure.
* Example: 0 - if initialization was successful; * Example: 0 - if initialization was successful;
* -1 - if initialization was unsuccessful. * -1 - if initialization was unsuccessful.
*******************************************************************************/ *******************************************************************************/
char ST7579_Init(void) char
ST7579_Init(void)
{ {
char status = -1; char status = -1;
unsigned short delay = 0; unsigned short delay = 0;
status = SPI_Init(0, // Transfer format.
1000000, // SPI clock frequency.
0, // SPI clock polarity.
1); // SPI clock edge.
if(status != 0)
{
return status;
}
ST7579_RS_OUT;
ST7579_RS_LOW;
/* Select LCD bias ratio of the voltage required for driving the LCD. */
ST7579_WriteByte(0x21);
ST7579_WriteByte(0x16);
/* Select Booster efficiency and Booster stage. */
ST7579_WriteByte(0x23);
ST7579_WriteByte(0x99);
/* Set V0 Range. */
ST7579_WriteByte(0x20);
ST7579_WriteByte(0x04);
/* 50 ms delay is recommended. */
for(delay = 0; delay < 1000; delay++)
{
asm("NOP");
}
/* Set the frame frequency */
ST7579_WriteByte(0x23);
ST7579_WriteByte(0x0C);
/* Set V0. */
ST7579_WriteByte(0x21);
ST7579_WriteByte(0xE7);
/* Select the display mode */
ST7579_WriteByte(0x20);
ST7579_WriteByte(0x0C);
ST7579_RS_HIGH;
/* Clear RAM. */
ST7579_Clear();
status = SPI_Init(0, /* Transfer format. */
1000000, /* SPI clock frequency. */
0, /* SPI clock polarity. */
1); /* SPI clock edge. */
if(status != 0) {
return status; return status;
} }
ST7579_RS_OUT;
ST7579_RS_LOW;
/* Select LCD bias ratio of the voltage required for driving the LCD. */
ST7579_WriteByte(0x21);
ST7579_WriteByte(0x16);
/* Select Booster efficiency and Booster stage. */
ST7579_WriteByte(0x23);
ST7579_WriteByte(0x99);
/* Set V0 Range. */
ST7579_WriteByte(0x20);
ST7579_WriteByte(0x04);
/* 50 ms delay is recommended. */
for(delay = 0; delay < 1000; delay++) {
asm ("NOP");
}
/* Set the frame frequency */
ST7579_WriteByte(0x23);
ST7579_WriteByte(0x0C);
/* Set V0. */
ST7579_WriteByte(0x21);
ST7579_WriteByte(0xE7);
/* Select the display mode */
ST7579_WriteByte(0x20);
ST7579_WriteByte(0x0C);
ST7579_RS_HIGH;
/* Clear RAM. */
ST7579_Clear();
return status;
}
/***************************************************************************//** /***************************************************************************//**
* @brief Sends a character to ST7579 controller. * @brief Sends a character to ST7579 controller.
* *
@ -272,66 +268,60 @@ char ST7579_Init(void)
* @param bigFont - Big font selection. * @param bigFont - Big font selection.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void ST7579_Char(unsigned char yPosition, void
unsigned char xPosition, ST7579_Char(unsigned char yPosition,
unsigned char character, unsigned char xPosition,
unsigned char bigFont) unsigned char character,
unsigned char bigFont)
{ {
unsigned char column = 0; unsigned char column = 0;
unsigned char data = 0; unsigned char data = 0;
if(bigFont) if(bigFont) {
{ /* Set the X and Y address of RAM. */
/* Set the X and Y address of RAM. */ ST7579_GoTo(yPosition, xPosition);
ST7579_GoTo(yPosition, xPosition); /* Send character data. */
/* Send character data. */ for(column = 0; column < 5; column++) {
for(column = 0; column < 5; column++) data = st7579Font[character - 32][column];
{ data = ((data & 0x01) ? 0x03 : 0) |
data = st7579Font[character - 32][column]; ((data & 0x02) ? 0x0C : 0) |
data = ((data & 0x01) ? 0x03 : 0) | ((data & 0x04) ? 0x30 : 0) |
((data & 0x02) ? 0x0C : 0) | ((data & 0x08) ? 0xC0 : 0);
((data & 0x04) ? 0x30 : 0) | ST7579_WriteByte(data);
((data & 0x08) ? 0xC0 : 0); ST7579_WriteByte(data);
ST7579_WriteByte(data); ST7579_WriteByte(data);
ST7579_WriteByte(data);
ST7579_WriteByte(data);
}
ST7579_WriteByte(0);
ST7579_WriteByte(0);
ST7579_WriteByte(0);
yPosition++;
/* Set the X and Y address of RAM. */
ST7579_GoTo(yPosition, xPosition);
/* Send character data. */
for(column = 0; column < 5; column++)
{
data = st7579Font[character - 32][column];
data = ((data & 0x10) ? 0x03 : 0) |
((data & 0x20) ? 0x0C : 0) |
((data & 0x40) ? 0x30 : 0) |
((data & 0x80) ? 0xC0 : 0);
ST7579_WriteByte(data);
ST7579_WriteByte(data);
ST7579_WriteByte(data);
}
ST7579_WriteByte(0);
ST7579_WriteByte(0);
ST7579_WriteByte(0);
} }
else ST7579_WriteByte(0);
{ ST7579_WriteByte(0);
/* Set the X and Y address of RAM. */ ST7579_WriteByte(0);
ST7579_GoTo(yPosition, xPosition); yPosition++;
/* Send character data. */ /* Set the X and Y address of RAM. */
for(column = 0; column < 5; column++) ST7579_GoTo(yPosition, xPosition);
{ /* Send character data. */
ST7579_WriteByte(st7579Font[character - 32][column] << 1); for(column = 0; column < 5; column++) {
} data = st7579Font[character - 32][column];
ST7579_WriteByte(0x00); data = ((data & 0x10) ? 0x03 : 0) |
((data & 0x20) ? 0x0C : 0) |
((data & 0x40) ? 0x30 : 0) |
((data & 0x80) ? 0xC0 : 0);
ST7579_WriteByte(data);
ST7579_WriteByte(data);
ST7579_WriteByte(data);
} }
ST7579_WriteByte(0);
ST7579_WriteByte(0);
ST7579_WriteByte(0);
} else {
/* Set the X and Y address of RAM. */
ST7579_GoTo(yPosition, xPosition);
/* Send character data. */
for(column = 0; column < 5; column++) {
ST7579_WriteByte(st7579Font[character - 32][column] << 1);
}
ST7579_WriteByte(0x00);
}
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Sends a string to ST7579 controller. * @brief Sends a string to ST7579 controller.
* *
@ -341,20 +331,19 @@ void ST7579_Char(unsigned char yPosition,
* @param bigFont - Big font selection. * @param bigFont - Big font selection.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void ST7579_String(unsigned char yPosition, void
unsigned char xPosition, ST7579_String(unsigned char yPosition,
unsigned char* string, unsigned char xPosition,
unsigned char bigFont) unsigned char *string,
unsigned char bigFont)
{ {
while(*string) while(*string) {
{ /* Send each character of the string. */
/* Send each character of the string. */ ST7579_Char(yPosition, xPosition, *string++, bigFont);
ST7579_Char(yPosition, xPosition, *string++, bigFont); xPosition += 6 + (bigFont * 12);
xPosition += 6 + (bigFont * 12); }
}
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Sends an integer number to ST7579 controller. * @brief Sends an integer number to ST7579 controller.
* *
@ -364,47 +353,39 @@ void ST7579_String(unsigned char yPosition,
* @param bigFont - Big font selection. * @param bigFont - Big font selection.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void ST7579_Number(unsigned char yPosition, void
unsigned char xPosition, ST7579_Number(unsigned char yPosition,
long number, unsigned char xPosition,
unsigned char bigFont) long number,
unsigned char bigFont)
{ {
unsigned long mask = 1000000000; unsigned long mask = 1000000000;
unsigned char chNumber = 10; unsigned char chNumber = 10;
unsigned char chIndex = 0; unsigned char chIndex = 0;
if(number < 0) if(number < 0) {
{ ST7579_Char(yPosition, xPosition, '-', bigFont);
ST7579_Char(yPosition, xPosition, '-', bigFont); xPosition += 6 + (bigFont * 12);
xPosition += 6 + (bigFont * 12); number *= -1;
number *= -1; } else {
} if(number == 0) {
else ST7579_String(yPosition, xPosition, " 0", bigFont);
{ } else {
if(number == 0) ST7579_Char(yPosition, xPosition, '+', bigFont);
{ xPosition += 6 + (bigFont * 12);
ST7579_String(yPosition, xPosition, " 0", bigFont);
}
else
{
ST7579_Char(yPosition, xPosition, '+', bigFont);
xPosition += 6 + (bigFont * 12);
}
}
while(mask > number)
{
mask /= 10;
chNumber--;
}
for(chIndex = 0; chIndex < chNumber; chIndex++)
{
ST7579_Char(yPosition, xPosition, ((number / mask) % 10) + 0x30, bigFont);
mask /= 10;
xPosition += 6 + (bigFont * 12);
} }
}
while(mask > number) {
mask /= 10;
chNumber--;
}
for(chIndex = 0; chIndex < chNumber; chIndex++) {
ST7579_Char(yPosition, xPosition, ((number / mask) % 10) + 0x30, bigFont);
mask /= 10;
xPosition += 6 + (bigFont * 12);
}
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Sends a float number to ST7579 controller. * @brief Sends a float number to ST7579 controller.
* *
@ -415,79 +396,65 @@ void ST7579_Number(unsigned char yPosition,
* @param bigFont - Big font selection. * @param bigFont - Big font selection.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void ST7579_FloatNumber(unsigned char yPosition, void
unsigned char xPosition, ST7579_FloatNumber(unsigned char yPosition,
float number, unsigned char xPosition,
unsigned char resolution, float number,
unsigned char bigFont) unsigned char resolution,
unsigned char bigFont)
{ {
unsigned long mask = 1000000000; unsigned long mask = 1000000000;
unsigned char chNumber = 10; unsigned char chNumber = 10;
unsigned char index = 0; unsigned char index = 0;
long display = 1; long display = 1;
long multiplication = 1; long multiplication = 1;
for(index = 0; index < resolution; index++) {
for(index = 0; index < resolution; index++) multiplication *= 10;
{ }
multiplication *= 10; display = (long)(number * multiplication);
} if(display < 0) {
display = (long)(number * multiplication); ST7579_Char(yPosition, xPosition, '-', bigFont);
if(display < 0) xPosition += 6 + (bigFont * 12);
{ display *= -1;
ST7579_Char(yPosition, xPosition, '-', bigFont); } else {
if(display == 0) {
xPosition += 6 + (bigFont * 12);
ST7579_Char(yPosition, xPosition, '0', bigFont);
xPosition += 6 + (bigFont * 12);
if(resolution) {
ST7579_Char(yPosition, xPosition, '.', bigFont);
xPosition += 6 + (bigFont * 12); xPosition += 6 + (bigFont * 12);
display *= -1; }
} for(index = 0; index < resolution; index++) {
else ST7579_Char(yPosition, xPosition, '0', bigFont);
{
if(display == 0)
{
xPosition += 6 + (bigFont * 12);
ST7579_Char(yPosition, xPosition, '0', bigFont);
xPosition += 6 + (bigFont * 12);
if(resolution)
{
ST7579_Char(yPosition, xPosition, '.', bigFont);
xPosition += 6 + (bigFont * 12);
}
for(index = 0; index < resolution; index++)
{
ST7579_Char(yPosition, xPosition, '0', bigFont);
xPosition += 6 + (bigFont * 12);
}
return;
}
else
{
ST7579_Char(yPosition, xPosition, '+', bigFont);
xPosition += 6 + (bigFont * 12);
}
}
while((mask > display) && (chNumber > resolution))
{
mask /= 10;
chNumber--;
}
if((display > 0) && (display < multiplication))
{
ST7579_String(yPosition, xPosition, "0.", bigFont);
xPosition += 12 + (bigFont * 24);
}
for(index = 0; index < chNumber; index++)
{
ST7579_Char(yPosition, xPosition, ((display / mask) % 10) + 0x30, bigFont);
mask /= 10;
xPosition += 6 + (bigFont * 12); xPosition += 6 + (bigFont * 12);
if((multiplication != 1) && (mask == (multiplication / 10))) }
{ return;
ST7579_Char(yPosition, xPosition, '.', bigFont); } else {
xPosition += 6 + (bigFont * 12); ST7579_Char(yPosition, xPosition, '+', bigFont);
} xPosition += 6 + (bigFont * 12);
} }
}
while((mask > display) && (chNumber > resolution)) {
mask /= 10;
chNumber--;
}
if((display > 0) && (display < multiplication)) {
ST7579_String(yPosition, xPosition, "0.", bigFont);
xPosition += 12 + (bigFont * 24);
}
for(index = 0; index < chNumber; index++) {
ST7579_Char(yPosition, xPosition, ((display / mask) % 10) + 0x30, bigFont);
mask /= 10;
xPosition += 6 + (bigFont * 12);
if((multiplication != 1) && (mask == (multiplication / 10))) {
ST7579_Char(yPosition, xPosition, '.', bigFont);
xPosition += 6 + (bigFont * 12);
}
}
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Sends an integer number in Hexa format to ST7579 controller. * @brief Sends an integer number in Hexa format to ST7579 controller.
* *
@ -497,45 +464,39 @@ void ST7579_FloatNumber(unsigned char yPosition,
* @param bigFont - Big font selection. * @param bigFont - Big font selection.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void ST7579_HexNumber(unsigned char yPosition, void
unsigned char xPosition, ST7579_HexNumber(unsigned char yPosition,
long number, unsigned char xPosition,
unsigned char bigFont) long number,
unsigned char bigFont)
{ {
unsigned long long mask = 268435456; unsigned long long mask = 268435456;
unsigned char chNumber = 8; unsigned char chNumber = 8;
unsigned char chIndex = 0; unsigned char chIndex = 0;
unsigned char display = 0; unsigned char display = 0;
ST7579_String(yPosition, xPosition, "0x", bigFont); ST7579_String(yPosition, xPosition, "0x", bigFont);
xPosition += (6 + (bigFont * 12)) * 2; xPosition += (6 + (bigFont * 12)) * 2;
if(number == 0) if(number == 0) {
{ ST7579_Char(yPosition, xPosition, '0', bigFont);
ST7579_Char(yPosition, xPosition, '0', bigFont); }
} while(mask > number) {
while(mask > number) mask /= 16;
{ chNumber--;
mask /= 16; }
chNumber--; for(chIndex = 0; chIndex < chNumber; chIndex++) {
} display = (number / mask) % 16;
for(chIndex = 0; chIndex < chNumber; chIndex++) mask /= 16;
{ if(display <= 9) {
display = (number / mask) % 16; display += 0x30;
mask /= 16; } else {
if(display <= 9) display += 0x37;
{
display += 0x30;
}
else
{
display += 0x37;
}
ST7579_Char(yPosition, xPosition, display, bigFont);
xPosition += 6 + (bigFont * 12);
} }
ST7579_Char(yPosition, xPosition, display, bigFont);
xPosition += 6 + (bigFont * 12);
}
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Sends an image array to ST7579 controller. * @brief Sends an image array to ST7579 controller.
* *
@ -546,23 +507,22 @@ void ST7579_HexNumber(unsigned char yPosition,
* @param height - The height of the image (pixels). * @param height - The height of the image (pixels).
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void ST7579_Image(unsigned char yPosition, void
unsigned char xPosition, ST7579_Image(unsigned char yPosition,
const unsigned char image[], unsigned char xPosition,
unsigned char width, const unsigned char image[],
unsigned char height) unsigned char width,
unsigned char height)
{ {
unsigned short index = 0; unsigned short index = 0;
for(index = 0; index < (width * height / 8); index++) for(index = 0; index < (width * height / 8); index++) {
{ if(!(index % width)) {
if(!(index % width)) /* Set the X and Y address of RAM. */
{ ST7579_GoTo(yPosition, xPosition);
/* Set the X and Y address of RAM. */ yPosition++;
ST7579_GoTo(yPosition, xPosition);
yPosition ++;
}
ST7579_WriteByte(image[index]);
} }
ST7579_WriteByte(image[index]);
}
} }

10
ST7579.h
View file

@ -2,7 +2,7 @@
* @file ST7579.h * @file ST7579.h
* @brief Header file of ST7579 Driver. * @brief Header file of ST7579 Driver.
* @author DBogdan (dragos.bogdan@analog.com) * @author DBogdan (dragos.bogdan@analog.com)
******************************************************************************** ********************************************************************************
* Copyright 2012(c) Analog Devices, Inc. * Copyright 2012(c) Analog Devices, Inc.
* *
* All rights reserved. * All rights reserved.
@ -36,9 +36,9 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
******************************************************************************** ********************************************************************************
* SVN Revision: $WCREV$ * SVN Revision: $WCREV$
*******************************************************************************/ *******************************************************************************/
#ifndef __ST7579_H__ #ifndef __ST7579_H__
#define __ST7579_H__ #define __ST7579_H__
@ -68,7 +68,7 @@ void ST7579_Char(unsigned char yPosition,
/*! Sends a string to ST7579 controller. */ /*! Sends a string to ST7579 controller. */
void ST7579_String(unsigned char yPosition, void ST7579_String(unsigned char yPosition,
unsigned char xPosition, unsigned char xPosition,
unsigned char* string, unsigned char *string,
unsigned char bigFont); unsigned char bigFont);
/*! Sends an integer number to ST7579 controller. */ /*! Sends an integer number to ST7579 controller. */
@ -97,4 +97,4 @@ void ST7579_Image(unsigned char yPosition,
unsigned char width, unsigned char width,
unsigned char height); unsigned char height);
#endif // __ST7579_H__ #endif /* __ST7579_H__ */

131
TIME.c
View file

@ -2,7 +2,7 @@
* @file TIME.c * @file TIME.c
* @brief Implementation of TIME Driver for RENESAS RL78G14 Processor. * @brief Implementation of TIME Driver for RENESAS RL78G14 Processor.
* @author Dan Nechita * @author Dan Nechita
******************************************************************************** ********************************************************************************
* Copyright 2012(c) Analog Devices, Inc. * Copyright 2012(c) Analog Devices, Inc.
* *
* All rights reserved. * All rights reserved.
@ -36,15 +36,15 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
******************************************************************************** ********************************************************************************
* SVN Revision: $WCREV$ * SVN Revision: $WCREV$
*******************************************************************************/ *******************************************************************************/
/******************************************************************************/ /******************************************************************************/
/***************************** Include Files **********************************/ /***************************** Include Files **********************************/
/******************************************************************************/ /******************************************************************************/
#include "RDKRL78G14.h" // RDKRL78G14 definitions. #include "RDKRL78G14.h" /* RDKRL78G14 definitions. */
#include "TIME.h" // TIME definitions. #include "TIME.h" /* TIME definitions. */
/*****************************************************************************/ /*****************************************************************************/
/************************** Macros Definitions *******************************/ /************************** Macros Definitions *******************************/
@ -64,104 +64,101 @@ unsigned short overflowCounter = 0;
* @brief INTTM00 interrupt service routine. * @brief INTTM00 interrupt service routine.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
#pragma vector = INTTM00_vect #pragma vector = INTTM00_vect
__interrupt static void Timer0InterruptHandler(void) __interrupt static void
Timer0InterruptHandler(void)
{ {
overflowCounter++; overflowCounter++;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Initializes the timer used in this driver. * @brief Initializes the timer used in this driver.
* *
* @return status - Result of the initialization procedure. * @return status - Result of the initialization procedure.
* Example: 0 - if initialization was successful; * Example: 0 - if initialization was successful;
* -1 - if initialization was unsuccessful. * -1 - if initialization was unsuccessful.
*******************************************************************************/ *******************************************************************************/
char TIME_Init(void) char
TIME_Init(void)
{ {
PER0 |= 0x0001; // Enable Supply for Unit 0 that contains timers 0..7. PER0 |= 0x0001; /* Enable Supply for Unit 0 that contains timers 0..7. */
TT0 |= 0x0001; // Stop channel 0(Timer 0). TT0 |= 0x0001; /* Stop channel 0(Timer 0). */
TPS0 = 0x0005; // CK00 = FCLK / 32. TPS0 = 0x0005; /* CK00 = FCLK / 32. */
TMR00 |= 0x0000; // CK00 input clock for channel 0. TMR00 |= 0x0000; /* CK00 input clock for channel 0. */
TMMK00 = 1; // Disable INTTM00 interrupt. TMMK00 = 1; /* Disable INTTM00 interrupt. */
TMIF00 = 0; // Clear INTM00 interrupt flag. TMIF00 = 0; /* Clear INTM00 interrupt flag. */
/* Set INTTM00 low priority */ /* Set INTTM00 low priority */
TMPR100 = 1; TMPR100 = 1;
TMPR000 = 1; TMPR000 = 1;
/* Configure channel 0 as a interval timer. */ /* Configure channel 0 as a interval timer. */
TMR00 |= 0x0000; // Interval timer mode. TMR00 |= 0x0000; /* Interval timer mode. */
TO0 &= ~0x0001; // Timer 0 output value is "0". TO0 &= ~0x0001; /* Timer 0 output value is "0". */
TOE0 &= ~0x0001; // Disable output of timer 0. TOE0 &= ~0x0001; /* Disable output of timer 0. */
TMMK00 = 0; // Enable INTTM00 interrupt. TMMK00 = 0; /* Enable INTTM00 interrupt. */
return 0; return 0;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief The timer begins to count in steps of microseconds(us) until the user * @brief The timer begins to count in steps of microseconds(us) until the user
* calls a stop measurement function. * calls a stop measurement function.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void TIME_StartMeasure(void) void
TIME_StartMeasure(void)
{ {
TDR00 = 0xFFFF; TDR00 = 0xFFFF;
overflowCounter = 0; overflowCounter = 0;
TS0 |= 0x0001; // Start timer 0. TS0 |= 0x0001; /* Start timer 0. */
TMIF00 = 0; // Clear INTM00 interrupt flag. TMIF00 = 0; /* Clear INTM00 interrupt flag. */
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Stops the measurement process when the functions is called. * @brief Stops the measurement process when the functions is called.
* *
* @return Time(in microseconds) elapsed since the measurement began. * @return Time(in microseconds) elapsed since the measurement began.
*******************************************************************************/ *******************************************************************************/
unsigned long TIME_StopMeasure(void) unsigned long
TIME_StopMeasure(void)
{ {
unsigned long elapsedUs = 0; unsigned long elapsedUs = 0;
unsigned short timerCnt = 0; unsigned short timerCnt = 0;
timerCnt = TCR00; timerCnt = TCR00;
TT0 |= 0x0001; // Stop Timer 0. TT0 |= 0x0001; /* Stop Timer 0. */
TMIF00 = 0; // Clear INTM00 interrupt flag. TMIF00 = 0; /* Clear INTM00 interrupt flag. */
overflowCounter = 0; overflowCounter = 0;
elapsedUs = ((unsigned long)overflowCounter * TIMER_CNT_INTERVAL) + elapsedUs = ((unsigned long)overflowCounter * TIMER_CNT_INTERVAL) +
(0xFFFF - timerCnt); (0xFFFF - timerCnt);
return elapsedUs; return elapsedUs;
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Creates a delay of microseconds. * @brief Creates a delay of microseconds.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void TIME_DelayUs(unsigned short usUnits) void
TIME_DelayUs(unsigned short usUnits)
{ {
TDR00 = usUnits; TDR00 = usUnits;
TS0 |= 0x0001; // Start timer 0. TS0 |= 0x0001; /* Start timer 0. */
while(!overflowCounter) while(!overflowCounter) {
{ }
; overflowCounter = 0;
} TT0 |= 0x0001; /* Stop Timer 0. */
overflowCounter = 0;
TT0 |= 0x0001; // Stop Timer 0.
} }
/***************************************************************************//** /***************************************************************************//**
* @brief Creates a delay of milliseconds. * @brief Creates a delay of milliseconds.
* *
* @return None. * @return None.
*******************************************************************************/ *******************************************************************************/
void TIME_DelayMs(unsigned short msUnits) void
TIME_DelayMs(unsigned short msUnits)
{ {
TDR00 = 0x3E7; // 0x3E7 = 999(decimal). Timer will count down to 0. TDR00 = 0x3E7; /* 0x3E7 = 999(decimal). Timer will count down to 0. */
TS0 |= 0x0001; // Start timer 0. TS0 |= 0x0001; /* Start timer 0. */
while(overflowCounter < msUnits) while(overflowCounter < msUnits) {
{ }
; overflowCounter = 0;
} TT0 |= 0x0001; /* Stop Timer 0. */
overflowCounter = 0;
TT0 |= 0x0001; // Stop Timer 0.
} }

6
TIME.h
View file

@ -2,7 +2,7 @@
* @file TIME.h * @file TIME.h
* @brief Header file of TIME Driver for RENESAS RL78G14 Processor. * @brief Header file of TIME Driver for RENESAS RL78G14 Processor.
* @author Dan Nechita * @author Dan Nechita
******************************************************************************** ********************************************************************************
* Copyright 2012(c) Analog Devices, Inc. * Copyright 2012(c) Analog Devices, Inc.
* *
* All rights reserved. * All rights reserved.
@ -36,9 +36,9 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
******************************************************************************** ********************************************************************************
* SVN Revision: $WCREV$ * SVN Revision: $WCREV$
*******************************************************************************/ *******************************************************************************/
#ifndef __TIME_H__ #ifndef __TIME_H__
#define __TIME_H__ #define __TIME_H__