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