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author | Trygve Laugstøl <trygvis@inamo.no> | 2017-01-25 22:24:18 +0100 |
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committer | Trygve Laugstøl <trygvis@inamo.no> | 2017-01-25 22:29:25 +0100 |
commit | 40e04e3772726829d66c12e69f24b03920d79c67 (patch) | |
tree | 636811bad956798c9d5d22de9e7ba8c799b8d791 /tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/SPI/FullDuplex_SoftNSS/main.c | |
parent | 2fff65aed2477a503c72629d27e2a330d30c02d1 (diff) | |
download | stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.tar.gz stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.tar.bz2 stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.tar.xz stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.zip |
o Moving tinyprintf and stm libraries under thirdparty.
Diffstat (limited to 'tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/SPI/FullDuplex_SoftNSS/main.c')
-rw-r--r-- | tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/SPI/FullDuplex_SoftNSS/main.c | 336 |
1 files changed, 0 insertions, 336 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/SPI/FullDuplex_SoftNSS/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/SPI/FullDuplex_SoftNSS/main.c deleted file mode 100644 index 8e34cbd..0000000 --- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/SPI/FullDuplex_SoftNSS/main.c +++ /dev/null @@ -1,336 +0,0 @@ -/** - ****************************************************************************** - * @file SPI/FullDuplex_SoftNSS/main.c - * @author MCD Application Team - * @version V3.5.0 - * @date 08-April-2011 - * @brief Main program body - ****************************************************************************** - * @attention - * - * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS - * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE - * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY - * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING - * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE - * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. - * - * <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2> - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f10x.h" -#include "platform_config.h" - -/** @addtogroup STM32F10x_StdPeriph_Examples - * @{ - */ - -/** @addtogroup SPI_FullDuplex_SoftNSS - * @{ - */ - -/* Private typedef -----------------------------------------------------------*/ -typedef enum {FAILED = 0, PASSED = !FAILED} TestStatus; - -/* Private define ------------------------------------------------------------*/ -#define BufferSize 32 - -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -SPI_InitTypeDef SPI_InitStructure; -uint8_t SPIy_Buffer_Tx[BufferSize] = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, - 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, - 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, - 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, - 0x1D, 0x1E, 0x1F, 0x20}; -uint8_t SPIz_Buffer_Tx[BufferSize] = {0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, - 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, - 0x5F, 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, - 0x66, 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, - 0x6D, 0x6E, 0x6F, 0x70}; -uint8_t SPIy_Buffer_Rx[BufferSize], SPIz_Buffer_Rx[BufferSize]; -__IO uint8_t TxIdx = 0, RxIdx = 0, k = 0; -volatile TestStatus TransferStatus1 = FAILED, TransferStatus2 = FAILED; -volatile TestStatus TransferStatus3 = FAILED, TransferStatus4 = FAILED; - -/* Private functions ---------------------------------------------------------*/ -void RCC_Configuration(void); -void GPIO_Configuration(uint16_t SPIy_Mode, uint16_t SPIz_Mode); -TestStatus Buffercmp(uint8_t* pBuffer1, uint8_t* pBuffer2, uint16_t BufferLength); - -/** - * @brief Main program - * @param None - * @retval None - */ -int main(void) -{ - /*!< At this stage the microcontroller clock setting is already configured, - this is done through SystemInit() function which is called from startup - file (startup_stm32f10x_xx.s) before to branch to application main. - To reconfigure the default setting of SystemInit() function, refer to - system_stm32f10x.c file - */ - - /* System clocks configuration ---------------------------------------------*/ - RCC_Configuration(); - - /* 1st phase: SPIy Master and SPIz Slave */ - /* GPIO configuration ------------------------------------------------------*/ - GPIO_Configuration(SPI_Mode_Master, SPI_Mode_Slave); - - /* SPIy Config -------------------------------------------------------------*/ - SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex; - SPI_InitStructure.SPI_Mode = SPI_Mode_Master; - SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b; - SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low; - SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge; - SPI_InitStructure.SPI_NSS = SPI_NSS_Soft; - SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_4; - SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_LSB; - SPI_InitStructure.SPI_CRCPolynomial = 7; - SPI_Init(SPIy, &SPI_InitStructure); - - /* SPIz Config -------------------------------------------------------------*/ - SPI_InitStructure.SPI_Mode = SPI_Mode_Slave; - SPI_Init(SPIz, &SPI_InitStructure); - - /* Enable SPIy */ - SPI_Cmd(SPIy, ENABLE); - /* Enable SPIz */ - SPI_Cmd(SPIz, ENABLE); - - /* Transfer procedure */ - while (TxIdx < BufferSize) - { - /* Wait for SPIy Tx buffer empty */ - while (SPI_I2S_GetFlagStatus(SPIy, SPI_I2S_FLAG_TXE) == RESET); - /* Send SPIz data */ - SPI_I2S_SendData(SPIz, SPIz_Buffer_Tx[TxIdx]); - /* Send SPIy data */ - SPI_I2S_SendData(SPIy, SPIy_Buffer_Tx[TxIdx++]); - /* Wait for SPIz data reception */ - while (SPI_I2S_GetFlagStatus(SPIz, SPI_I2S_FLAG_RXNE) == RESET); - /* Read SPIz received data */ - SPIz_Buffer_Rx[RxIdx] = SPI_I2S_ReceiveData(SPIz); - /* Wait for SPIy data reception */ - while (SPI_I2S_GetFlagStatus(SPIy, SPI_I2S_FLAG_RXNE) == RESET); - /* Read SPIy received data */ - SPIy_Buffer_Rx[RxIdx++] = SPI_I2S_ReceiveData(SPIy); - } - - /* Check the correctness of written dada */ - TransferStatus1 = Buffercmp(SPIz_Buffer_Rx, SPIy_Buffer_Tx, BufferSize); - TransferStatus2 = Buffercmp(SPIy_Buffer_Rx, SPIz_Buffer_Tx, BufferSize); - /* TransferStatus1, TransferStatus2 = PASSED, if the transmitted and received data - are equal */ - /* TransferStatus1, TransferStatus2 = FAILED, if the transmitted and received data - are different */ - - /* 2nd phase: SPIy Slave and SPIz Master */ - /* GPIO configuration ------------------------------------------------------*/ - GPIO_Configuration(SPI_Mode_Slave , SPI_Mode_Master); - - /* SPIy Re-configuration ---------------------------------------------------*/ - SPI_InitStructure.SPI_Mode = SPI_Mode_Slave; - SPI_Init(SPIy, &SPI_InitStructure); - - /* SPIz Re-configuration ---------------------------------------------------*/ - SPI_InitStructure.SPI_Mode = SPI_Mode_Master; - SPI_Init(SPIz, &SPI_InitStructure); - - /* Reset TxIdx, RxIdx indexes and receive tables values */ - TxIdx = 0; - RxIdx = 0; - for (k = 0; k < BufferSize; k++) SPIz_Buffer_Rx[k] = 0; - for (k = 0; k < BufferSize; k++) SPIy_Buffer_Rx[k] = 0; - - /* Transfer procedure */ - while (TxIdx < BufferSize) - { - /* Wait for SPIz Tx buffer empty */ - while (SPI_I2S_GetFlagStatus(SPIz, SPI_I2S_FLAG_TXE) == RESET); - /* Send SPIy data */ - SPI_I2S_SendData(SPIy, SPIy_Buffer_Tx[TxIdx]); - /* Send SPIz data */ - SPI_I2S_SendData(SPIz, SPIz_Buffer_Tx[TxIdx++]); - /* Wait for SPIy data reception */ - while (SPI_I2S_GetFlagStatus(SPIy, SPI_I2S_FLAG_RXNE) == RESET); - /* Read SPIy received data */ - SPIy_Buffer_Rx[RxIdx] = SPI_I2S_ReceiveData(SPIy); - /* Wait for SPIz data reception */ - while (SPI_I2S_GetFlagStatus(SPIz, SPI_I2S_FLAG_RXNE) == RESET); - /* Read SPIz received data */ - SPIz_Buffer_Rx[RxIdx++] = SPI_I2S_ReceiveData(SPIz); - } - - /* Check the correctness of written dada */ - TransferStatus3 = Buffercmp(SPIz_Buffer_Rx, SPIy_Buffer_Tx, BufferSize); - TransferStatus4 = Buffercmp(SPIy_Buffer_Rx, SPIz_Buffer_Tx, BufferSize); - /* TransferStatus3, TransferStatus4 = PASSED, if the transmitted and received data - are equal */ - /* TransferStatus3, TransferStatus4 = FAILED, if the transmitted and received data - are different */ - - while (1) - {} -} - -/** - * @brief Configures the different system clocks. - * @param None - * @retval None - */ -void RCC_Configuration(void) -{ - /* PCLK2 = HCLK/2 */ - RCC_PCLK2Config(RCC_HCLK_Div2); - -/* Enable peripheral clocks --------------------------------------------------*/ -#ifdef USE_STM3210C_EVAL - /* Enable GPIO clock for SPIy and SPIz */ - RCC_APB2PeriphClockCmd(SPIy_GPIO_CLK | SPIz_GPIO_CLK | RCC_APB2Periph_AFIO, ENABLE); - - /* Enable SPIy Periph clock */ - RCC_APB1PeriphClockCmd(SPIy_CLK, ENABLE); - -#else - /* Enable SPIy clock and GPIO clock for SPIy and SPIz */ - RCC_APB2PeriphClockCmd(SPIy_GPIO_CLK | SPIz_GPIO_CLK | SPIy_CLK, ENABLE); -#endif - /* Enable SPIz Periph clock */ - RCC_APB1PeriphClockCmd(SPIz_CLK, ENABLE); -} - -/** - * @brief Configures the different SPIy and SPIz GPIO ports. - * @param SPIy_Mode: Specifies the SPIy operating mode. - * This parameter can be: - * - SPIy_Mode_Master - * - SPIy_Mode_Slave - * @param SPIz_Mode: Specifies the SPIz operating mode. - * This parameter can be: - * - SPIz_Mode_Master - * - SPIz_Mode_Slave - * @retval None - */ -void GPIO_Configuration(uint16_t SPIy_Mode, uint16_t SPIz_Mode) -{ - GPIO_InitTypeDef GPIO_InitStructure; - -#ifdef USE_STM3210C_EVAL - /* Enable SPI3 Pins Software Remapping */ - GPIO_PinRemapConfig(GPIO_Remap_SPI3, ENABLE); -#endif - - /* Configure SPIy pins: SCK, MISO and MOSI ---------------------------------*/ - GPIO_InitStructure.GPIO_Pin = SPIy_PIN_SCK | SPIy_PIN_MOSI; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; - - if(SPIy_Mode == SPI_Mode_Master) - { - /* Configure SCK and MOSI pins as Alternate Function Push Pull */ - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; - } - else - { - /* Configure SCK and MOSI pins as Input Floating */ - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; - } - GPIO_Init(SPIy_GPIO, &GPIO_InitStructure); - - GPIO_InitStructure.GPIO_Pin = SPIy_PIN_MISO; - - if(SPIy_Mode == SPI_Mode_Master) - { - /* Configure MISO pin as Input Floating */ - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; - } - else - { - /* Configure MISO pin as Alternate Function Push Pull */ - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; - } - GPIO_Init(SPIy_GPIO, &GPIO_InitStructure); - - /* Configure SPIz pins: SCK, MISO and MOSI ---------------------------------*/ - GPIO_InitStructure.GPIO_Pin = SPIz_PIN_SCK | SPIz_PIN_MOSI; - - if(SPIz_Mode == SPI_Mode_Slave) - { - /* Configure SCK and MOSI pins as Input Floating */ - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; - } - else - { - /* Configure SCK and MOSI pins as Alternate Function Push Pull */ - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; - } - GPIO_Init(SPIz_GPIO, &GPIO_InitStructure); - - GPIO_InitStructure.GPIO_Pin = SPIz_PIN_MISO; - if(SPIz_Mode == SPI_Mode_Slave) - { - /* Configure MISO pin as Alternate Function Push Pull */ - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; - } - else - { /* Configure MISO pin as Input Floating */ - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; - } - GPIO_Init(SPIz_GPIO, &GPIO_InitStructure); -} -/** - * @brief Compares two buffers. - * @param pBuffer1, pBuffer2: buffers to be compared. - * @param BufferLength: buffer's length - * @retval PASSED: pBuffer1 identical to pBuffer2 - * FAILED: pBuffer1 differs from pBuffer2 - */ -TestStatus Buffercmp(uint8_t* pBuffer1, uint8_t* pBuffer2, uint16_t BufferLength) -{ - while (BufferLength--) - { - if (*pBuffer1 != *pBuffer2) - { - return FAILED; - } - - pBuffer1++; - pBuffer2++; - } - - return PASSED; -} - -#ifdef USE_FULL_ASSERT - -/** - * @brief Reports the name of the source file and the source line number - * where the assert_param error has occurred. - * @param file: pointer to the source file name - * @param line: assert_param error line source number - * @retval None - */ -void assert_failed(uint8_t* file, uint32_t line) -{ - /* User can add his own implementation to report the file name and line number, - ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ - - /* Infinite loop */ - while (1) - {} -} - -#endif -/** - * @} - */ - -/** - * @} - */ - -/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ |