this is the program. this program build successfully but on simulation(SPI WINDOW SPI1_DR) it does not show any data please suggest....
#include "stm32f10x_lib.h" #define BufferSize 10 void RCC_Configuration(void); void GPIO_Configuration(void); void SPI_Configuration(void); ErrorStatus HSEStartUpStatus; u8 TxIdx = 0, RxIdx = 0; u8 SPI1_Buffer_Tx[BufferSize] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09}; u8 SPI1_Buffer_Rx[BufferSize]; int main(void) { RCC_Configuration(); GPIO_Configuration(); /* Just delay some time */ SPI_Configuration(); /* Enable SPI1 */ SPI_Cmd(SPI1, ENABLE); while(TxIdx < BufferSize) { SPI_I2S_SendData(SPI1, SPI1_Buffer_Tx[TxIdx]); TxIdx++; } } void RCC_Configuration(void) { RCC_DeInit(); RCC_HSEConfig(RCC_HSE_ON); HSEStartUpStatus=RCC_WaitForHSEStartUp(); if(HSEStartUpStatus == SUCCESS) { RCC_HCLKConfig(RCC_SYSCLK_Div1); RCC_PCLK2Config(RCC_HCLK_Div2); RCC_PCLK1Config(RCC_HCLK_Div2); RCC_PCLK1Config(RCC_HCLK_Div2); RCC_PLLConfig(0x00010000, RCC_PLLMul_9); RCC_PLLCmd(ENABLE); while (RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET) {} RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK); while (RCC_GetSYSCLKSource() != 0x08) {} } /* Enable peripheral clocks ----------------------------------------------*/ /* GPIOA and SPI1 clock enable */ RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_SPI1, ENABLE); } void GPIO_Configuration(void) { GPIO_InitTypeDef GPIO_InitStructure; GPIO_DeInit(GPIOA); /* Configure SPI1 pins: SCK, MISO and MOSI -------------------------------*/ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | 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); } void SPI_Configuration(void) { SPI_InitTypeDef SPI_InitStructure; SPI_I2S_DeInit(SPI1); /* Initialize the SPI_Direction member */ SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex; /* initialize the SPI_Mode member */ SPI_InitStructure.SPI_Mode = SPI_Mode_Master; /* initialize the SPI_DataSize member */ SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b; /* Initialize the SPI_CPOL member */ SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low; /* Initialize the SPI_CPHA member */ SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge; /* Initialize the SPI_NSS member */ SPI_InitStructure.SPI_NSS = SPI_NSS_Soft; /* Initialize the SPI_BaudRatePrescaler member */ SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_4; /* Initialize the SPI_FirstBit member */ SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_LSB; /* Initialize the SPI_CRCPolynomial member */ SPI_InitStructure.SPI_CRCPolynomial = 7; SPI_Init(SPI1, &SPI_InitStructure); }