From a8aaabae4c1cc64a01d740a436336ca31c1f79ba Mon Sep 17 00:00:00 2001 From: iperry Date: Thu, 17 Dec 2009 02:46:08 +0000 Subject: removed extraneous files, stm32lib examples git-svn-id: https://leaflabs.googlecode.com/svn/trunk/library@70 749a229e-a60e-11de-b98f-4500b42dc123 --- src/stm32lib/examples/DMA/SPI_RAM/main.c | 347 ------------------------------- 1 file changed, 347 deletions(-) delete mode 100755 src/stm32lib/examples/DMA/SPI_RAM/main.c (limited to 'src/stm32lib/examples/DMA/SPI_RAM/main.c') diff --git a/src/stm32lib/examples/DMA/SPI_RAM/main.c b/src/stm32lib/examples/DMA/SPI_RAM/main.c deleted file mode 100755 index 5b07e60..0000000 --- a/src/stm32lib/examples/DMA/SPI_RAM/main.c +++ /dev/null @@ -1,347 +0,0 @@ -/******************** (C) COPYRIGHT 2008 STMicroelectronics ******************** -* File Name : main.c -* Author : MCD Application Team -* Version : V2.0.1 -* Date : 06/13/2008 -* Description : Main program body -******************************************************************************** -* 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. -*******************************************************************************/ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f10x_lib.h" - -/* Private typedef -----------------------------------------------------------*/ -typedef enum { FAILED = 0, PASSED = !FAILED} TestStatus; - -/* Private define ------------------------------------------------------------*/ -#define SPI1_DR_Address 0x4001300C -#define SPI2_DR_Address 0x4000380C -#define BufferSize 32 -#define CRCPolynomial 7 - -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -SPI_InitTypeDef SPI_InitStructure; -DMA_InitTypeDef DMA_InitStructure; -ErrorStatus HSEStartUpStatus; -u8 SPI1_Buffer_Rx[BufferSize], SPI2_Buffer_Rx[BufferSize]; -u8 SPI1CRCValue = 0, SPI2CRCValue = 0; -volatile TestStatus TransferStatus1 = FAILED, TransferStatus2 = FAILED; -u8 SPI1_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}; -u8 SPI2_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}; - -/* Private function prototypes -----------------------------------------------*/ -void RCC_Configuration(void); -void GPIO_Configuration(void); -void NVIC_Configuration(void); -TestStatus Buffercmp(u8* pBuffer, u8* pBuffer1, u16 BufferLength); - -/* Private functions ---------------------------------------------------------*/ - -/******************************************************************************* -* Function Name : main -* Description : Main program -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -int main(void) -{ -#ifdef DEBUG - debug(); -#endif - - /* System Clocks Configuration */ - RCC_Configuration(); - - /* NVIC configuration */ - NVIC_Configuration(); - - /* Configure the GPIO ports */ - GPIO_Configuration(); - - /* SPI1 configuration ------------------------------------------------------*/ - 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_8; - SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB; - SPI_InitStructure.SPI_CRCPolynomial = CRCPolynomial; - SPI_Init(SPI1, &SPI_InitStructure); - - /* SPI2 configuration ------------------------------------------------------*/ - SPI_InitStructure.SPI_Mode = SPI_Mode_Slave; - SPI_Init(SPI2, &SPI_InitStructure); - - /* DMA1 Channel2 configuration ----------------------------------------------*/ - DMA_DeInit(DMA1_Channel2); - DMA_InitStructure.DMA_PeripheralBaseAddr = (u32)SPI1_DR_Address; - DMA_InitStructure.DMA_MemoryBaseAddr = (u32)SPI1_Buffer_Rx; - DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC; - DMA_InitStructure.DMA_BufferSize = BufferSize; - DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; - DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; - DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Byte; - DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Byte; - DMA_InitStructure.DMA_Mode = DMA_Mode_Normal; - DMA_InitStructure.DMA_Priority = DMA_Priority_High; - DMA_InitStructure.DMA_M2M = DMA_M2M_Disable; - DMA_Init(DMA1_Channel2, &DMA_InitStructure); - - /* DMA1 Channel3 configuration ----------------------------------------------*/ - DMA_DeInit(DMA1_Channel3); - DMA_InitStructure.DMA_PeripheralBaseAddr = (u32)SPI1_DR_Address; - DMA_InitStructure.DMA_MemoryBaseAddr = (u32)SPI1_Buffer_Tx; - DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST; - DMA_InitStructure.DMA_Priority = DMA_Priority_Low; - DMA_Init(DMA1_Channel3, &DMA_InitStructure); - - /* DMA1 Channel4 configuration ----------------------------------------------*/ - DMA_DeInit(DMA1_Channel4); - DMA_InitStructure.DMA_PeripheralBaseAddr = (u32)SPI2_DR_Address; - DMA_InitStructure.DMA_MemoryBaseAddr = (u32)SPI2_Buffer_Rx; - DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC; - DMA_InitStructure.DMA_Priority = DMA_Priority_VeryHigh; - DMA_Init(DMA1_Channel4, &DMA_InitStructure); - - /* DMA1 Channel5 configuration ----------------------------------------------*/ - DMA_DeInit(DMA1_Channel5); - DMA_InitStructure.DMA_PeripheralBaseAddr = (u32)SPI2_DR_Address; - DMA_InitStructure.DMA_MemoryBaseAddr = (u32)SPI2_Buffer_Tx; - DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST; - DMA_InitStructure.DMA_Priority = DMA_Priority_Medium; - DMA_Init(DMA1_Channel5, &DMA_InitStructure); - - /* Enable SPI1 DMA Tx request */ - SPI_I2S_DMACmd(SPI1, SPI_I2S_DMAReq_Tx, ENABLE); - /* Enable SPI1 DMA Rx request */ - SPI_I2S_DMACmd(SPI1, SPI_I2S_DMAReq_Rx, ENABLE); - /* Enable SPI2 DMA Tx request */ - SPI_I2S_DMACmd(SPI2, SPI_I2S_DMAReq_Tx, ENABLE); - /* Enable SPI2 DMA Rx request */ - SPI_I2S_DMACmd(SPI2, SPI_I2S_DMAReq_Rx, ENABLE); - - /* Enable SPI1 CRC calculation */ - SPI_CalculateCRC(SPI1, ENABLE); - /* Enable SPI2 CRC calculation */ - SPI_CalculateCRC(SPI2, ENABLE); - - /* Enable SPI2 */ - SPI_Cmd(SPI2, ENABLE); - /* Enable SPI1 */ - SPI_Cmd(SPI1, ENABLE); - - /* Enable DMA1 channel5, channel4, channel3 and channel2 */ - DMA_Cmd(DMA1_Channel2, ENABLE); - DMA_Cmd(DMA1_Channel4, ENABLE); - DMA_Cmd(DMA1_Channel5, ENABLE); - DMA_Cmd(DMA1_Channel3, ENABLE); - - /* Transfer complete */ - while(!DMA_GetFlagStatus(DMA1_FLAG_TC2)); - while(!DMA_GetFlagStatus(DMA1_FLAG_TC4)); - while(!DMA_GetFlagStatus(DMA1_FLAG_TC5)); - while(!DMA_GetFlagStatus(DMA1_FLAG_TC3)); - - /* Wait for SPI1 data reception: CRC transmitted by SPI2 */ - while(SPI_I2S_GetFlagStatus(SPI1, SPI_I2S_FLAG_RXNE)==RESET); - /* Wait for SPI2 data reception: CRC transmitted by SPI1 */ - while(SPI_I2S_GetFlagStatus(SPI2, SPI_I2S_FLAG_RXNE)==RESET); - - /* Check the corectness of written dada */ - TransferStatus1 = Buffercmp(SPI2_Buffer_Rx, SPI1_Buffer_Tx, BufferSize); - TransferStatus2 = Buffercmp(SPI1_Buffer_Rx, SPI2_Buffer_Tx, BufferSize); - /* TransferStatus1, TransferStatus2 = PASSED, if the data transmitted and received - are correct */ - /* TransferStatus1, TransferStatus2 = FAILED, if the data transmitted and received - are different */ - - /* Test on the SPI1 CRCR ERROR flag */ - if ((SPI_I2S_GetFlagStatus(SPI1, SPI_FLAG_CRCERR)) != RESET) - { - TransferStatus1 = FAILED; - } - /* Test on the SPI2 CRCR ERROR flag */ - if ((SPI_I2S_GetFlagStatus(SPI2, SPI_FLAG_CRCERR)) != RESET) - { - TransferStatus2 = FAILED; - } - - /* Read SPI1 received CRC value */ - SPI1CRCValue = SPI_I2S_ReceiveData(SPI1); - /* Read SPI2 received CRC value */ - SPI2CRCValue = SPI_I2S_ReceiveData(SPI2); - - while (1) - { - } -} - -/******************************************************************************* -* Function Name : RCC_Configuration -* Description : Configures the different system clocks. -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -void RCC_Configuration(void) -{ - /* RCC system reset(for debug purpose) */ - RCC_DeInit(); - - /* Enable HSE */ - RCC_HSEConfig(RCC_HSE_ON); - - /* Wait till HSE is ready */ - HSEStartUpStatus = RCC_WaitForHSEStartUp(); - - if(HSEStartUpStatus == SUCCESS) - { - /* Enable Prefetch Buffer */ - FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable); - - /* Flash 2 wait state */ - FLASH_SetLatency(FLASH_Latency_2); - - /* HCLK = SYSCLK */ - RCC_HCLKConfig(RCC_SYSCLK_Div1); - - /* PCLK2 = HCLK/2 */ - RCC_PCLK2Config(RCC_HCLK_Div2); - - /* PCLK1 = HCLK/2 */ - RCC_PCLK1Config(RCC_HCLK_Div2); - - /* PLLCLK = 8MHz * 9 = 72 MHz */ - RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9); - - /* Enable PLL */ - RCC_PLLCmd(ENABLE); - - /* Wait till PLL is ready */ - while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET) - { - } - - /* Select PLL as system clock source */ - RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK); - - /* Wait till PLL is used as system clock source */ - while(RCC_GetSYSCLKSource() != 0x08) - { - } - } - -/* Enable peripheral clocks --------------------------------------------------*/ - /* Enable DMA1 clock */ - RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE); - /* Enable GPIOA, GPIOB and SPI1 clock */ - RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB | - RCC_APB2Periph_SPI1, ENABLE); - /* Enable SPI2 Periph clock */ - RCC_APB1PeriphClockCmd(RCC_APB1Periph_SPI2, ENABLE); -} - -/******************************************************************************* -* Function Name : GPIO_Configuration -* Description : Configures the different GPIO ports. -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -void GPIO_Configuration(void) -{ - GPIO_InitTypeDef GPIO_InitStructure; - - /* Configure SPI1 pins: SCK, MISO and MOSI */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; - GPIO_Init(GPIOA, &GPIO_InitStructure); - - /* Configure SPI2 pins: SCK, MISO and MOSI */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15; - GPIO_Init(GPIOB, &GPIO_InitStructure); -} - -/******************************************************************************* -* Function Name : NVIC_Configuration -* Description : Configures Vector Table base location. -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -void NVIC_Configuration(void) -{ -#ifdef VECT_TAB_RAM - /* Set the Vector Table base location at 0x20000000 */ - NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0); -#else /* VECT_TAB_FLASH */ - /* Set the Vector Table base location at 0x08000000 */ - NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0); -#endif -} - -/******************************************************************************* -* Function Name : Buffercmp -* Description : Compares two buffers. -* Input : - pBuffer, pBuffer1: buffers to be compared. -* : - BufferLength: buffer's length -* Output : None -* Return : PASSED: pBuffer identical to pBuffer1 -* FAILED: pBuffer differs from pBuffer1 -*******************************************************************************/ -TestStatus Buffercmp(u8* pBuffer, u8* pBuffer1, u16 BufferLength) -{ - while(BufferLength--) - { - if(*pBuffer != *pBuffer1) - { - return FAILED; - } - - pBuffer++; - pBuffer1++; - } - - return PASSED; -} - -#ifdef DEBUG -/******************************************************************************* -* Function Name : assert_failed -* Description : Reports the name of the source file and the source line number -* where the assert_param error has occurred. -* Input : - file: pointer to the source file name -* - line: assert_param error line source number -* Output : None -* Return : None -*******************************************************************************/ -void assert_failed(u8* file, u32 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 2008 STMicroelectronics *****END OF FILE****/ -- cgit v1.2.3