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cc2531 Button 2 driver

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This commit is contained in:
George Oikonomou 2011-12-22 21:37:42 +00:00 committed by George Oikonomou
parent 5662b1f37d
commit 6a808053ce
3 changed files with 139 additions and 42 deletions
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121
platform/cc2530dk/dev/button-sensor.c
View file

@ -35,76 +35,155 @@
#include "dev/port.h"
#include "dev/button-sensor.h"
/*---------------------------------------------------------------------------*/
#if BUTTON_SENSOR_ON
static __data struct timer debouncetimer;
/*---------------------------------------------------------------------------*/
/* Button 1 - SmartRT and cc2531 USb Dongle */
/*---------------------------------------------------------------------------*/
static
int value(int type)
int value_b1(int type)
{
return BUTTON_READ() || !timer_expired(&debouncetimer);
type;
return BUTTON_READ(1) || !timer_expired(&debouncetimer);
}
/*---------------------------------------------------------------------------*/
static
int status(int type)
int status_b1(int type)
{
switch (type) {
case SENSORS_ACTIVE:
case SENSORS_READY:
return BUTTON_IRQ_ENABLED();
return BUTTON_IRQ_ENABLED(1);
}
return 0;
}
/*---------------------------------------------------------------------------*/
static
int configure(int type, int value)
int configure_b1(int type, int value)
{
switch(type) {
case SENSORS_HW_INIT:
#if !MODEL_CC2531
P0INP |= 2; /* Tri-state */
BUTTON_IRQ_ON_PRESS();
BUTTON_FUNC_GPIO();
BUTTON_DIR_INPUT();
#endif
BUTTON_IRQ_ON_PRESS(1);
BUTTON_FUNC_GPIO(1);
BUTTON_DIR_INPUT(1);
return 1;
case SENSORS_ACTIVE:
if(value) {
if(!BUTTON_IRQ_ENABLED()) {
if(!BUTTON_IRQ_ENABLED(1)) {
timer_set(&debouncetimer, 0);
BUTTON_IRQ_FLAG_OFF();
BUTTON_IRQ_ENABLE();
BUTTON_IRQ_FLAG_OFF(1);
BUTTON_IRQ_ENABLE(1);
}
} else {
BUTTON_IRQ_DISABLE();
BUTTON_IRQ_DISABLE(1);
}
return 1;
}
return 0;
}
/*---------------------------------------------------------------------------*/
/* Button 2 - cc2531 USb Dongle only */
/*---------------------------------------------------------------------------*/
#if MODEL_CC2531
static
int value_b2(int type)
{
type;
return BUTTON_READ(2) || !timer_expired(&debouncetimer);
}
/*---------------------------------------------------------------------------*/
static
int status_b2(int type)
{
switch (type) {
case SENSORS_ACTIVE:
case SENSORS_READY:
return BUTTON_IRQ_ENABLED(2);
}
return 0;
}
/*---------------------------------------------------------------------------*/
static
int configure_b2(int type, int value)
{
switch(type) {
case SENSORS_HW_INIT:
BUTTON_IRQ_ON_PRESS(2);
BUTTON_FUNC_GPIO(2);
BUTTON_DIR_INPUT(2);
return 1;
case SENSORS_ACTIVE:
if(value) {
if(!BUTTON_IRQ_ENABLED(2)) {
timer_set(&debouncetimer, 0);
BUTTON_IRQ_FLAG_OFF(2);
BUTTON_IRQ_ENABLE(2);
}
} else {
BUTTON_IRQ_DISABLE(2);
}
return 1;
}
return 0;
}
#endif
/*---------------------------------------------------------------------------*/
/* ISRs */
/*---------------------------------------------------------------------------*/
#if MODEL_CC2531
void
port_1_isr(void) __interrupt(P1INT_VECTOR)
#else
void
port_0_isr(void) __interrupt(P0INT_VECTOR)
#endif
{
EA = 0;
ENERGEST_ON(ENERGEST_TYPE_IRQ);
/* This ISR is for the entire port. Check if the interrupt was caused by our
* button's pin. */
if(BUTTON_IRQ_CHECK()) {
if(BUTTON_IRQ_CHECK(1)) {
if(timer_expired(&debouncetimer)) {
timer_set(&debouncetimer, CLOCK_SECOND / 8);
sensors_changed(&button_1_sensor);
}
}
if(BUTTON_IRQ_CHECK(2)) {
if(timer_expired(&debouncetimer)) {
timer_set(&debouncetimer, CLOCK_SECOND / 8);
sensors_changed(&button_2_sensor);
}
}
BUTTON_IRQ_FLAG_OFF(1);
BUTTON_IRQ_FLAG_OFF(2);
ENERGEST_OFF(ENERGEST_TYPE_IRQ);
EA = 1;
}
#else
void
port_0_isr(void) __interrupt(P0INT_VECTOR)
{
EA = 0;
ENERGEST_ON(ENERGEST_TYPE_IRQ);
/* This ISR is for the entire port. Check if the interrupt was caused by our
* button's pin. */
if(BUTTON_IRQ_CHECK(1)) {
if(timer_expired(&debouncetimer)) {
timer_set(&debouncetimer, CLOCK_SECOND / 8);
sensors_changed(&button_sensor);
}
}
BUTTON_IRQ_FLAG_OFF();
BUTTON_IRQ_FLAG_OFF(1);
ENERGEST_OFF(ENERGEST_TYPE_IRQ);
EA = 1;
}
#endif
/*---------------------------------------------------------------------------*/
SENSORS_SENSOR(button_sensor, BUTTON_SENSOR, value, configure, status);
#endif /* BUTTON_SENSOR_ON */
SENSORS_SENSOR(button_1_sensor, BUTTON_SENSOR, value_b1, configure_b1, status_b1);
#if MODEL_CC2531
SENSORS_SENSOR(button_2_sensor, BUTTON_SENSOR, value_b2, configure_b2, status_b2);
#endif

55
platform/cc2530dk/dev/button-sensor.h
View file

@ -55,41 +55,56 @@
*
*/
#if MODEL_CC2531
#define BUTTON_PORT 1
#define BUTTON_PIN 2
#define BUTTON1_PORT 1
#define BUTTON1_PIN 2
#define BUTTON2_PORT 1
#define BUTTON2_PIN 3
#else
#define BUTTON_PORT 0
#define BUTTON_PIN 1
#define BUTTON1_PORT 0
#define BUTTON1_PIN 1
#endif
#ifdef BUTTON_SENSOR_CONF_ON
#define BUTTON_SENSOR_ON BUTTON_SENSOR_CONF_ON
#endif /* BUTTON_SENSOR_CONF_ON */
#define button_sensor button_1_sensor
#if BUTTON_SENSOR_ON
extern const struct sensors_sensor button_sensor;
/* Common */
extern const struct sensors_sensor button_1_sensor;
#if MODEL_CC2531
/* Button 1: P1_2 - Port 1 ISR needed */
/* USB Dongle */
extern const struct sensors_sensor button_2_sensor;
/* Buttons: P1_2 & P1_3 - Port 1 ISR needed */
void port_1_isr(void) __interrupt(P1INT_VECTOR);
#else
#define BUTTON_SENSOR_ACTIVATE() do { \
button_1_sensor.configure(SENSORS_ACTIVE, 1); \
button_2_sensor.configure(SENSORS_ACTIVE, 1); \
} while(0)
#else /* MODEL_CC2531 */
/* SmartRF */
/* Button 1: P0_1 - Port 0 ISR needed */
void port_0_isr(void) __interrupt(P0INT_VECTOR);
#endif
#define BUTTON_SENSOR_ACTIVATE() button_sensor.configure(SENSORS_ACTIVE, 1)
#else
#endif /* MODEL_CC2531 */
#else /* BUTTON_SENSOR_ON */
#define BUTTON_SENSOR_ACTIVATE()
#endif /* BUTTON_SENSOR_ON */
/* Define macros for button 1 */
#define BUTTON_READ() PORT_READ(BUTTON_PORT, BUTTON_PIN)
#define BUTTON_FUNC_GPIO() PORT_FUNC_GPIO(BUTTON_PORT, BUTTON_PIN)
#define BUTTON_DIR_INPUT() PORT_DIR_INPUT(BUTTON_PORT, BUTTON_PIN)
#define BUTTON_IRQ_ENABLED() PORT_IRQ_ENABLED(BUTTON_PORT, BUTTON_PIN)
#define BUTTON_IRQ_CHECK() PORT_IRQ_CHECK(BUTTON_PORT, BUTTON_PIN)
#define BUTTON_IRQ_ENABLE() PORT_IRQ_ENABLE(BUTTON_PORT, BUTTON_PIN)
#define BUTTON_IRQ_DISABLE() PORT_IRQ_DISABLE(BUTTON_PORT, BUTTON_PIN)
#define BUTTON_IRQ_FLAG_OFF() PORT_IRQ_FLAG_OFF(BUTTON_PORT, BUTTON_PIN)
#define BUTTON_IRQ_ON_PRESS() PORT_IRQ_EDGE_RISE(BUTTON_PORT, BUTTON_PIN)
#define BUTTON_IRQ_ON_RELEASE() PORT_IRQ_EDGE_FALL(BUTTON_PORT, BUTTON_PIN)
/* Define macros for buttons */
#define BUTTON_READ(b) PORT_READ(BUTTON##b##_PORT, BUTTON##b##_PIN)
#define BUTTON_FUNC_GPIO(b) PORT_FUNC_GPIO(BUTTON##b##_PORT, BUTTON##b##_PIN)
#define BUTTON_DIR_INPUT(b) PORT_DIR_INPUT(BUTTON##b##_PORT, BUTTON##b##_PIN)
#define BUTTON_IRQ_ENABLED(b) PORT_IRQ_ENABLED(BUTTON##b##_PORT, BUTTON##b##_PIN)
#define BUTTON_IRQ_CHECK(b) PORT_IRQ_CHECK(BUTTON##b##_PORT, BUTTON##b##_PIN)
#define BUTTON_IRQ_ENABLE(b) PORT_IRQ_ENABLE(BUTTON##b##_PORT, BUTTON##b##_PIN)
#define BUTTON_IRQ_DISABLE(b) PORT_IRQ_DISABLE(BUTTON##b##_PORT, BUTTON##b##_PIN)
#define BUTTON_IRQ_FLAG_OFF(b) PORT_IRQ_FLAG_OFF(BUTTON##b##_PORT, BUTTON##b##_PIN)
#define BUTTON_IRQ_ON_PRESS(b) PORT_IRQ_EDGE_RISE(BUTTON##b##_PORT, BUTTON##b##_PIN)
#define BUTTON_IRQ_ON_RELEASE(b) PORT_IRQ_EDGE_FALL(BUTTON##b##_PORT, BUTTON##b##_PIN)
#endif /* __BUTTON_SENSOR_H__ */

5
platform/cc2530dk/dev/smartrf-sensors.c
View file

@ -46,7 +46,10 @@ const struct sensors_sensor *sensors[] = {
&adc_sensor,
#endif
#if BUTTON_SENSOR_ON
&button_sensor,
&button_1_sensor,
#if MODEL_CC2531
&button_2_sensor,
#endif
#endif
0
};