177 lines
7.7 KiB
C
177 lines
7.7 KiB
C
/**
|
|
******************************************************************************
|
|
* @file radio_spi.h
|
|
* @author System Lab - NOIDA
|
|
* @version V1.0.0
|
|
* @date 15-May-2014
|
|
* @brief This file contains all the functions prototypes for SPI .
|
|
******************************************************************************
|
|
* @attention
|
|
*
|
|
* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
|
* are permitted provided that the following conditions are met:
|
|
* 1. Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
* 3. Neither the name of STMicroelectronics nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* 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.
|
|
*
|
|
******************************************************************************
|
|
*/
|
|
|
|
|
|
/* Define to prevent recursive inclusion -------------------------------------*/
|
|
#ifndef __RADIO_SPI_H
|
|
#define __RADIO_SPI_H
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Includes ------------------------------------------------------------------*/
|
|
#include "stm32l1xx_hal.h"
|
|
#include "SPIRIT_Config.h"
|
|
#include "radio_spi.h"
|
|
/**
|
|
* @addtogroup BSP
|
|
* @{
|
|
*/
|
|
|
|
/* Exported types ------------------------------------------------------------*/
|
|
|
|
|
|
/* Exported constants --------------------------------------------------------*/
|
|
|
|
|
|
/* Exported macro ------------------------------------------------------------*/
|
|
/* Define for SPIRIT1 board */
|
|
#if !defined (USE_SPIRIT1_DEFAULT)
|
|
#define USE_SPIRIT1_DEFAULT
|
|
#endif
|
|
|
|
/* SPIRIT1_Spi_config */
|
|
/* SPI1 */
|
|
#define RADIO_SPI SPI1
|
|
#define RADIO_SPI_CLK_ENABLE() __SPI1_CLK_ENABLE()
|
|
#define RADIO_SPI_CLK_DISABLE() __SPI1_CLK_DISABLE()
|
|
|
|
#define RADIO_SPI_MISO_PORT GPIOA
|
|
#define RADIO_SPI_MISO_PIN GPIO_PIN_6
|
|
#define RADIO_SPI_MISO_CLOCK_ENABLE() __GPIOA_CLK_ENABLE()
|
|
#define RADIO_SPI_MISO_CLOCK_DISABLE() __GPIOA_CLK_DISABLE()
|
|
|
|
#define RADIO_SPI_MOSI_PORT GPIOA
|
|
#define RADIO_SPI_MOSI_PIN GPIO_PIN_7
|
|
#define RADIO_SPI_MOSI_CLOCK_ENABLE() __GPIOA_CLK_ENABLE()
|
|
#define RADIO_SPI_MOSI_CLOCK_DISABLE() __GPIOA_CLK_DISABLE()
|
|
|
|
|
|
|
|
#ifdef USE_SPIRIT1_DEFAULT
|
|
|
|
#define RADIO_SPI_SCK_PORT GPIOB
|
|
#define RADIO_SPI_SCK_PIN GPIO_PIN_3
|
|
#define RADIO_SPI_SCK_CLOCK_ENABLE() __GPIOB_CLK_ENABLE()
|
|
#define RADIO_SPI_SCK_CLOCK_DISABLE() __GPIOB_CLK_DISABLE()
|
|
|
|
|
|
#define RADIO_SPI_CS_PORT GPIOB
|
|
#define RADIO_SPI_CS_PIN GPIO_PIN_6
|
|
#define RADIO_SPI_CS_CLOCK_ENABLE() __GPIOB_CLK_ENABLE()
|
|
#define RADIO_SPI_CS_CLOCK_DISABLE() __GPIOB_CLK_DISABLE()
|
|
|
|
#else
|
|
|
|
#define RADIO_SPI_SCK_PORT GPIOB
|
|
#define RADIO_SPI_SCK_PIN GPIO_PIN_3
|
|
#define RADIO_SPI_SCK_CLOCK_ENABLE() __GPIOB_CLK_ENABLE()
|
|
#define RADIO_SPI_SCK_CLOCK_DISABLE() __GPIOB_CLK_DISABLE()
|
|
|
|
|
|
#define RADIO_SPI_CS_PORT GPIOB
|
|
#define RADIO_SPI_CS_PIN GPIO_PIN_6
|
|
#define RADIO_SPI_CS_CLOCK_ENABLE() __GPIOB_CLK_ENABLE()
|
|
#define RADIO_SPI_CS_CLOCK_DISABLE() __GPIOB_CLK_DISABLE()
|
|
|
|
#endif
|
|
|
|
/* Maximum Timeout values for flags waiting loops. These timeouts are not based
|
|
on accurate values, they just guarantee that the application will not remain
|
|
stuck if the SPI communication is corrupted.
|
|
You may modify these timeout values depending on CPU frequency and application
|
|
conditions (interrupts routines ...) */
|
|
#define RADIO_SPI_TIMEOUT_MAX ((uint32_t)1000)
|
|
|
|
/* SPIRIT1_Spi_config_Private_Defines */
|
|
#define CS_TO_SCLK_DELAY 0x0100
|
|
#define CLK_TO_CS_DELAY 0x0001
|
|
|
|
/* SPIRIT1_Spi_config_Headers */
|
|
#define HEADER_WRITE_MASK 0x00 /*!< Write mask for header byte*/
|
|
#define HEADER_READ_MASK 0x01 /*!< Read mask for header byte*/
|
|
#define HEADER_ADDRESS_MASK 0x00 /*!< Address mask for header byte*/
|
|
#define HEADER_COMMAND_MASK 0x80 /*!< Command mask for header byte*/
|
|
|
|
#define LINEAR_FIFO_ADDRESS 0xFF /*!< Linear FIFO address*/
|
|
|
|
/* SPIRIT1_Spi_config_Private_FunctionPrototypes */
|
|
#define SPI_ENTER_CRITICAL() __disable_irq()
|
|
#define SPI_EXIT_CRITICAL() __enable_irq()
|
|
|
|
/* SPIRIT1_Spi_config_Private_Functions */
|
|
#define RadioSpiCSLow() HAL_GPIO_WritePin(RADIO_SPI_CS_PORT, RADIO_SPI_CS_PIN, GPIO_PIN_RESET)
|
|
#define RadioSpiCSHigh() HAL_GPIO_WritePin(RADIO_SPI_CS_PORT, RADIO_SPI_CS_PIN, GPIO_PIN_SET)
|
|
|
|
/* SPIRIT1_Spi_config_Private_Macros */
|
|
#define BUILT_HEADER(add_comm, w_r) (add_comm | w_r) /*!< macro to build the header byte*/
|
|
#define WRITE_HEADER BUILT_HEADER(HEADER_ADDRESS_MASK, HEADER_WRITE_MASK) /*!< macro to build the write
|
|
header byte*/
|
|
#define READ_HEADER BUILT_HEADER(HEADER_ADDRESS_MASK, HEADER_READ_MASK) /*!< macro to build the read
|
|
header byte*/
|
|
#define COMMAND_HEADER BUILT_HEADER(HEADER_COMMAND_MASK, HEADER_WRITE_MASK) /*!< macro to build the command
|
|
header byte*/
|
|
|
|
|
|
|
|
/* Exported Variables --------------------------------------------------------*/
|
|
|
|
|
|
/* Exported functions ------------------------------------------------------- */
|
|
void SdkEvalSpiInit(void);
|
|
void SpiCSGpioSetLevel(GPIO_PinState xState);
|
|
StatusBytes SdkEvalSpiWriteRegisters(uint8_t cRegAddress, uint8_t cNbBytes, uint8_t* pcBuffer);
|
|
StatusBytes SdkEvalSpiReadRegisters(uint8_t cRegAddress, uint8_t cNbBytes, uint8_t* pcBuffer);
|
|
StatusBytes SdkEvalSpiCommandStrobes(uint8_t cCommandCode);
|
|
StatusBytes SdkEvalSpiWriteFifo(uint8_t cNbBytes, uint8_t* pcBuffer);
|
|
StatusBytes SdkEvalSpiReadFifo(uint8_t cNbBytes, uint8_t* pcBuffer);
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif /*__RADIO_SPI_H */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|