#include "stm32f10x_lib.h" #include "Test01.h" #include "lcd.h"
#define _test
int main() { // u16 i,j; #ifdef DEBUG debug(); #endif RCC_Configuration(); GPIO_Config(); UART_Init(); LcdShow_Init(); LAMP_ON /* Configure HCLK clock as SysTick clock source */ SysTick_CLKSourceConfig(SysTick_CLKSource_HCLK);
/* SysTick interrupt each 100 Hz with HCLK equal to 72MHz */ SysTick_SetReload(720000);
/* Enable the SysTick Interrupt */ SysTick_ITConfig(ENABLE);
/* Enable the SysTick Counter */ SysTick_CounterCmd(SysTick_Counter_Enable); while(1){ GPIO_SetBits(GPIOB, GPIO_Pin_2); USART_SendData(USART3, 0x55); GPIO_ResetBits(GPIOA, GPIO_Pin_0); Delay_T(1000); GPIO_SetBits(GPIOA, GPIO_Pin_0); GPIO_ResetBits(GPIOA, GPIO_Pin_1); Delay_T(1000); GPIO_SetBits(GPIOA, GPIO_Pin_1); GPIO_ResetBits(GPIOA, GPIO_Pin_4); Delay_T(1000); GPIO_SetBits(GPIOA, GPIO_Pin_4); GPIO_ResetBits(GPIOA, GPIO_Pin_5); //LAMP_OFF Delay_T(1000); GPIO_SetBits(GPIOA, GPIO_Pin_5); GPIO_ResetBits(GPIOA, GPIO_Pin_6); Delay_T(1000); GPIO_SetBits(GPIOA, GPIO_Pin_6); GPIO_ResetBits(GPIOA, GPIO_Pin_7); Delay_T(1000); GPIO_SetBits(GPIOA, GPIO_Pin_7); } //return 1; }
#ifdef DEBUG /******************************************************************************* * Function Name : assert_failed * Description : Reports the name of the source file and the source line number * where the assert error has occurred. * Input : - file: pointer to the source file name * - line: assert 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
", file, line) */
/* Infinite loop */ while (1) {
} } #endif
/******************************************************************************* * Function Name : RCC_Configuration * Description : Configures the different system clocks. * Input : None * Output : None * Return : None *******************************************************************************/ void RCC_Configuration(void) { ErrorStatus HSEStartUpStatus;
/* RCC system reset(for debug purpose) */ RCC_DeInit();
/* Enable HSE */ RCC_HSEConfig(RCC_HSE_ON);
/* Wait till HSE is ready */ HSEStartUpStatus=ERROR; while(HSEStartUpStatus==ERROR) HSEStartUpStatus = RCC_WaitForHSEStartUp(); RCC_HSEConfig(RCC_HSE_ON);
if(HSEStartUpStatus == SUCCESS) { /* HCLK = SYSCLK */ RCC_HCLKConfig(RCC_SYSCLK_Div1);
/* PCLK2 = HCLK */ RCC_PCLK2Config(RCC_HCLK_Div1);
/* PCLK1 = HCLK/2 */ RCC_PCLK1Config(RCC_HCLK_Div2);
/* ADCCLK = PCLK2/6 */ RCC_ADCCLKConfig(RCC_PCLK2_Div6);
/* Flash 2 wait state */ FLASH_SetLatency(FLASH_Latency_2);
/* Enable Prefetch Buffer */ FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable); RCC_USBCLKConfig(RCC_USBCLKSource_PLLCLK_1Div5);
/* PLLCLK = 4MHz * 9 = 36 MHz */ RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_12);
/* 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 GPIOA, GPIOB, GPIOC, GPIOD, GPIOE and AFIO clocks */ RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB |RCC_APB2Periph_GPIOC | RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | RCC_APB2Periph_AFIO, ENABLE);
/* TIM2 clocks enable */ RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
/* CAN Periph clock enable */ RCC_APB1PeriphClockCmd(RCC_APB1Periph_CAN, ENABLE); }
void GPIO_Config(void) { GPIO_InitTypeDef GPIO_InitStructure; GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_4|GPIO_Pin_5 |GPIO_Pin_6|GPIO_Pin_7|GPIO_Pin_8|GPIO_Pin_11 |GPIO_Pin_12|GPIO_Pin_13|GPIO_Pin_14; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; GPIO_Init(GPIOA, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2; GPIO_Init(GPIOB, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All; GPIO_Init(GPIOC, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2; GPIO_Init(GPIOD, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; GPIO_Init(GPIOA, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2|GPIO_Pin_9; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; GPIO_Init(GPIOA, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10; GPIO_Init(GPIOB, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3|GPIO_Pin_10; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; GPIO_Init(GPIOA, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11; GPIO_Init(GPIOB, &GPIO_InitStructure); //GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE); }
void LcdShow_Init(void) { NVIC_InitTypeDef NVIC_InitStructure; TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure; TIM_OCInitTypeDef TIM_OCInitStructure;
NVIC_InitStructure.NVIC_IRQChannel=TIM2_IRQChannel; NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1; NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0; NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; NVIC_Init(&NVIC_InitStructure); /* Time base configuration */ TIM_TimeBaseStructure.TIM_Period = 8000; TIM_TimeBaseStructure.TIM_Prescaler = 17; TIM_TimeBaseStructure.TIM_ClockDivision = 0x0; TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
TIM_ARRPreloadConfig(TIM2,DISABLE); /* only counter overflow/underflow generate U interrupt */ TIM_UpdateRequestConfig(TIM2,TIM_UpdateSource_Regular);
/* Output Compare Timing Mode configuration: Channel1 */ TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_Timing; TIM_OCInitStructure.TIM_Channel = TIM_Channel_1; TIM_OCInitStructure.TIM_Pulse = 4000; TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High; TIM_OCInit(TIM2, &TIM_OCInitStructure);
TIM_OC1PreloadConfig(TIM2, TIM_OCPreload_Disable);
/* TIM IT enable */ TIM_ITConfig(TIM2, TIM_IT_CC1 | TIM_IT_Update, ENABLE);
/* TIM2 enable counter */ TIM_Cmd(TIM2, ENABLE); }
void UART_Init(void) { USART_InitStructure.USART_BaudRate = 9600; USART_InitStructure.USART_WordLength = USART_WordLength_8b; USART_InitStructure.USART_StopBits = USART_StopBits_1; USART_InitStructure.USART_Parity = USART_Parity_Even; USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None; USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; USART_InitStructure.USART_Clock = USART_Clock_Disable; USART_InitStructure.USART_CPOL = USART_CPOL_Low; USART_InitStructure.USART_CPHA = USART_CPHA_2Edge; USART_InitStructure.USART_LastBit = USART_LastBit_Disable; USART_Init(USART3,&USART_InitStructure); USART_Cmd(USART3,ENABLE); //USART_ITConfig(USART3, USART_IT_RXNE,ENABLE); }
void Delay_T(u16 D_T) { Delay_Time = D_T; while(Delay_Time); } |
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