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LED&RGB
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/* Includes ------------------------------------------------------------------*/#include "stm32f10x.h"
#include "stm32_eval.h"
GPIO_InitTypeDef GPIO_InitStructure;
void RCC_Configuration(void)
{
RCC_DeInit();
RCC_HSICmd(ENABLE);
while(RCC_GetFlagStatus(RCC_FLAG_HSIRDY) == RESET);
RCC_SYSCLKConfig(RCC_SYSCLKSource_HSI);
RCC_HSEConfig(RCC_HSE_OFF);
RCC_LSEConfig(RCC_LSE_OFF);
RCC_PLLConfig(RCC_PLLSource_HSI_Div2,RCC_PLLMul_9); // 72HMz
RCC_PLLCmd(ENABLE);
while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET);
RCC_ADCCLKConfig(RCC_PCLK2_Div4);
RCC_PCLK2Config(RCC_HCLK_Div1);
RCC_PCLK1Config(RCC_HCLK_Div2);
RCC_HCLKConfig(RCC_SYSCLK_Div1);
RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
while(RCC_GetSYSCLKSource() != 0x08);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOD, &GPIO_InitStructure);
GPIO_ResetBits(GPIOD,GPIO_Pin_2);//关掉蜂鸣器
}
void GPIO_INIT()
{
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_6|GPIO_Pin_7|GPIO_Pin_3;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_Init(GPIOC, &GPIO_InitStructure);
}
void delay_us(u32 n)//声明延时函数
{
u8 j;
while(n--)
for(j=0;j<10;j++);
}
void delay_ms(u32 n)
{
while(n--)
delay_us(1000);
}
/**
* @brief Main program.
* @param None
* @retval None
*/
int main(void)
{
RCC_Configuration();
GPIO_INIT();
GPIO_SetBits(GPIOA,GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3);//开始运行时RGB灭
GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7);//开始运行时LED全灭
while(1){
GPIO_ResetBits(GPIOC,GPIO_Pin_3);//D4亮
delay_ms(80);
GPIO_SetBits(GPIOC,GPIO_Pin_3);//D4灭
delay_ms(80);
GPIO_ResetBits(GPIOC,GPIO_Pin_2);//D3亮
delay_ms(80);
GPIO_SetBits(GPIOC,GPIO_Pin_2);//D3灭
delay_ms(80);
GPIO_ResetBits(GPIOC,GPIO_Pin_1);
delay_ms(80);
GPIO_SetBits(GPIOC,GPIO_Pin_1);
delay_ms(80);
GPIO_ResetBits(GPIOC,GPIO_Pin_0);
delay_ms(80);
GPIO_SetBits(GPIOC,GPIO_Pin_0);
delay_ms(80);
GPIO_ResetBits(GPIOC,GPIO_Pin_7);
delay_ms(80);
GPIO_SetBits(GPIOC,GPIO_Pin_7);
delay_ms(80);
GPIO_ResetBits(GPIOC,GPIO_Pin_6);
delay_ms(80);
GPIO_SetBits(GPIOC,GPIO_Pin_6);
delay_ms(80);
GPIO_ResetBits(GPIOC,GPIO_Pin_5);
delay_ms(80);
GPIO_SetBits(GPIOC,GPIO_Pin_5);
delay_ms(80);
GPIO_ResetBits(GPIOC,GPIO_Pin_4);
delay_ms(80);
GPIO_SetBits(GPIOC,GPIO_Pin_4);
delay_ms(80);
GPIO_ResetBits(GPIOA,GPIO_Pin_1); //RGB蓝灯亮
delay_ms(1500);
GPIO_SetBits(GPIOA,GPIO_Pin_1); //RGB蓝灯灭
GPIO_ResetBits(GPIOA,GPIO_Pin_2); //RGB红灯亮
delay_ms(1500);
GPIO_SetBits(GPIOA,GPIO_Pin_2); //RGB红灯灭
GPIO_ResetBits(GPIOA,GPIO_Pin_3); //RGB绿灯亮
delay_ms(1500);
GPIO_SetBits(GPIOA,GPIO_Pin_3); //RGB绿灯灭
GPIO_ResetBits(GPIOA,GPIO_Pin_1|GPIO_Pin_2); //RGB亮蓝灯和绿灯组合的颜色
delay_ms(1500);
GPIO_SetBits(GPIOA,GPIO_Pin_1|GPIO_Pin_2); //RGB灭蓝灯和绿灯组合的颜色
}
}
- #include "stm32f10x.h"
- #include "stm32_eval.h"
- GPIO_InitTypeDef GPIO_InitStructure; //??GPIO???
- NVIC_InitTypeDef NVIC_InitStructure;
- USART_InitTypeDef USART_InitStructure;
- USART_ClockInitTypeDef USART_ClockInitStructure;
- #define buff_size 16;
- char rx_buff[],rx_buff_count=0;
- /*???? ??*/
- void delay_us(u32 n)
- {
- u8 j;
- while(n--)
- for(j=0;j<10;j++);
- }
- /*???? ??*/
- void delay_ms(u32 n)
- {
- while(n--)
- delay_us(1000);
- }
- void RCC_Configuration(void)
- {
- RCC_DeInit();
- RCC_HSICmd(ENABLE);
- while(RCC_GetFlagStatus(RCC_FLAG_HSIRDY) == RESET);
- RCC_SYSCLKConfig(RCC_SYSCLKSource_HSI);
- RCC_HSEConfig(RCC_HSE_OFF);
- RCC_LSEConfig(RCC_LSE_OFF);
- RCC_PLLConfig(RCC_PLLSource_HSI_Div2,RCC_PLLMul_9); // 72HMz
- RCC_PLLCmd(ENABLE);
- while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET);
- RCC_ADCCLKConfig(RCC_PCLK2_Div4);
- RCC_PCLK2Config(RCC_HCLK_Div1);
- RCC_PCLK1Config(RCC_HCLK_Div2);
- RCC_HCLKConfig(RCC_SYSCLK_Div1);
- RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
- while(RCC_GetSYSCLKSource() != 0x08);
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO, ENABLE);
- GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
- GPIO_Init(GPIOD, &GPIO_InitStructure);
- GPIO_ResetBits(GPIOD,GPIO_Pin_2); //?????
- }
- void USART_SendStr(char *str) //???????
- {
- while((*str)!='\0') //???????
- {USART_SendData(USART1,*str++);
- while(USART_GetFlagStatus(USART1, USART_FLAG_TXE) == RESET);
- }
- }
- void USART_int(long BaudRate) //USART??
- {
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_USART1,ENABLE);//??PA?USART1
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9; //PA^9??TX_D1
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //??????
- GPIO_Init(GPIOA, &GPIO_InitStructure);
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10; //PA^10??RX_D1
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; //????
- GPIO_Init(GPIOA, &GPIO_InitStructure);
- USART_InitStructure.USART_BaudRate = BaudRate;//????
- USART_InitStructure.USART_WordLength = USART_WordLength_8b;//??8bit
- USART_InitStructure.USART_StopBits = USART_StopBits_1; //???1
- USART_InitStructure.USART_Parity = USART_Parity_No;//????
- USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None; //???none
- USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; //???????
- USART_ClockInitStructure.USART_Clock = USART_Clock_Disable;
- USART_ClockInitStructure.USART_CPOL = USART_CPOL_Low;
- USART_ClockInitStructure.USART_CPHA = USART_CPHA_2Edge;
- USART_ClockInitStructure.USART_LastBit = USART_LastBit_Disable;
- USART_ClockInit(USART1, &USART_ClockInitStructure); //???USART1??
- USART_Init(USART1, &USART_InitStructure); //???USART1
- USART_Cmd(USART1, ENABLE);
- USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);
- USART_Cmd(USART1, ENABLE);
- NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4); //??4????
- NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn; //??USART1????
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 15;
- NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
- NVIC_Init(&NVIC_InitStructure); //?????
- }
- void GPIO_INIT()
- {
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE); //RCC_APB2Periph_GPIOC ??GPIOX??? ENABLE\DISABLE ??or??
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7;//??:????PC^0-7
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //??:????
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //??:Out_PP????,????,??
- GPIO_Init(GPIOC, &GPIO_InitStructure);
- }
- unsigned int my_atoi(char* pstr) //???:????????
- {
- int s = 0;
- while(*pstr != '\0') //??????????????
- {
- if(*pstr >= '0' && *pstr <= '9') //????????0-9???
- {
- s = s * 10 + *pstr - '0';
- }
- pstr++;
- }
- return s;
- }
- int main()
- {
- RCC_Configuration();
- GPIO_INIT();
- USART_int(9600);
- USART_SendStr("Please input like: data=\r\n");
- USART_SendStr("\n>");
- while(1){
- }
- }
- void USART1_IRQHandler(void)
- {
- while(USART_GetFlagStatus(USART1, USART_FLAG_RXNE) == RESET)
- {
- }
- USART_ClearFlag(USART1, USART_FLAG_RXNE);
- }
定时器中断
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- /**
- ******************************************************************************
- * @file EXTI/EXTI_Config/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 "stm32_eval.h"
- #include <stdio.h>
- /** @addtogroup STM32F10x_StdPeriph_Examples
- * @{
- */
- /** @addtogroup EXTI_Config
- * @{
- */
- /* Private typedef -----------------------------------------------------------*/
- /* Private define ------------------------------------------------------------*/
- /* Private macro -------------------------------------------------------------*/
- /* Private variables ---------------------------------------------------------*/
- EXTI_InitTypeDef EXTI_InitStructure;
- GPIO_InitTypeDef GPIO_InitStructure;
- NVIC_InitTypeDef NVIC_InitStructure;
- USART_InitTypeDef USART_InitStructure;
- USART_ClockInitTypeDef USART_ClockInitStructure;
- TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
- TIM_OCInitTypeDef TIM_OCInitStructure;
- long flag,temp;
- void RCC_Configuration(void)
- {/*
- RCC_DeInit();
- RCC_HSICmd(ENABLE);
- while(RCC_GetFlagStatus(RCC_FLAG_HSIRDY) == RESET);
- RCC_SYSCLKConfig(RCC_SYSCLKSource_HSI);
- RCC_HSEConfig(RCC_HSE_OFF);
- RCC_LSEConfig(RCC_LSE_OFF);
- RCC_PLLConfig(RCC_PLLSource_HSI_Div2,RCC_PLLMul_9); // 72HMz
- RCC_PLLCmd(ENABLE);
- while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET);
- RCC_ADCCLKConfig(RCC_PCLK2_Div4);
- RCC_PCLK2Config(RCC_HCLK_Div1);
- RCC_PCLK1Config(RCC_HCLK_Div2);
- RCC_HCLKConfig(RCC_SYSCLK_Div1);
- RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
- while(RCC_GetSYSCLKSource() != 0x08);
- */
- SystemInit();
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO, ENABLE);
- GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO, ENABLE);
- GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
- GPIO_Init(GPIOD, &GPIO_InitStructure);
- GPIO_ResetBits(GPIOD,GPIO_Pin_2);
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC|RCC_APB2Periph_AFIO, ENABLE);
- GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|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_Out_PP;
- GPIO_Init(GPIOC, &GPIO_InitStructure);
- GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7);
- RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
- RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE);
- }
- void USART_int(long BaudRate)
- {
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_USART1,ENABLE);
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
- GPIO_Init(GPIOA, &GPIO_InitStructure);
- /* PA10 USART1_Rx */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
- GPIO_Init(GPIOA, &GPIO_InitStructure);
- /* USARTx configured as follow:
- - BaudRate = 115200 baud
- - Word Length = 8 Bits
- - One Stop Bit
- - No parity
- - Hardware flow control disabled (RTS and CTS signals)
- - Receive and transmit enabled
- */
- USART_InitStructure.USART_BaudRate = BaudRate;//??????
- USART_InitStructure.USART_WordLength = USART_WordLength_8b;//???????8bit
- USART_InitStructure.USART_StopBits = USART_StopBits_1;//????1
- USART_InitStructure.USART_Parity = USART_Parity_No;//????
- USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//??????none
- USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;//??????????
- USART_ClockInitStructure.USART_Clock = USART_Clock_Disable;
- USART_ClockInitStructure.USART_CPOL = USART_CPOL_Low;
- USART_ClockInitStructure.USART_CPHA = USART_CPHA_2Edge;
- USART_ClockInitStructure.USART_LastBit = USART_LastBit_Disable;
- USART_ClockInit(USART1, &USART_ClockInitStructure);
- USART_Init(USART1, &USART_InitStructure);
- USART_Cmd(USART1, ENABLE);
- USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);
- USART_Cmd(USART1, ENABLE);
- }
- void NVIC_Configuration(void)
- {
- NVIC_InitTypeDef NVIC_InitStructure;
- /* Enable the TIM2 global Interrupt */
- NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
- NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
- NVIC_Init(&NVIC_InitStructure);
- /* Enable the TIM2 global Interrupt */
- NVIC_InitStructure.NVIC_IRQChannel = TIM3_IRQn;
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
- NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
- NVIC_Init(&NVIC_InitStructure);
- }
- /* Private functions ---------------------------------------------------------*/
- /**
- * @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 */
- GPIO_ResetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7);
- RCC_Configuration();
- NVIC_Configuration();
- USART_int(115200);
- printf("config done...\r\n");
- /* Time base configuration */
- TIM_TimeBaseStructure.TIM_Period = 36000;
- TIM_TimeBaseStructure.TIM_Prescaler = 0;
- TIM_TimeBaseStructure.TIM_ClockDivision = 0;
- TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
- TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
- TIM_ITConfig(TIM2,TIM_IT_Update,ENABLE );
- TIM_TimeBaseInit(TIM3, &TIM_TimeBaseStructure);
- TIM_ITConfig(TIM3,TIM_IT_Update,ENABLE );
- /* TIM2 enable counter */
- TIM_Cmd(TIM2, ENABLE);
- TIM_Cmd(TIM3, ENABLE);
- while (1){
- if(flag == 1000)
- {printf("TIM2 interrupt......\r\n");
- flag = 0;
- GPIO_SetBits(GPIOC,GPIO_Pin_2);
- GPIO_ResetBits(GPIOC,GPIO_Pin_1);
- }
- if(temp == 3000)
- { printf("TIM3 interrupt......\r\n");
- temp = 0;
- GPIO_SetBits(GPIOC,GPIO_Pin_1);
- GPIO_ResetBits(GPIOC,GPIO_Pin_2);
- }
- //else{GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7);}
- //}
- }
- }
- void TIM2_IRQHandler(void) //TIM3 ??
- {
- if (TIM_GetITStatus(TIM2, TIM_IT_Update) != RESET) //?? TIM3 ????????
- {
- TIM_ClearITPendingBit(TIM2, TIM_IT_Update ); //?? TIM3 ??????
- flag++;
- GPIO_SetBits(GPIOC,GPIO_Pin_1);
- }
- }
- void TIM3_IRQHandler(void) //TIM3 ??
- {
- if (TIM_GetITStatus(TIM3, TIM_IT_Update) != RESET) //?? TIM3 ????????
- {
- TIM_ClearITPendingBit(TIM3, TIM_IT_Update ); //?? TIM3 ??????
- temp++;
- GPIO_SetBits(GPIOC,GPIO_Pin_2);
- }
- }
- #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
- /**
- * @}
- */
- /**
- * @}
- */
- #ifdef __GNUC__
- /* With GCC/RAISONANCE, small printf (option LD Linker->Libraries->Small printf
- set to 'Yes') calls __io_putchar() */
- #define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
- #else
- #define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f)
- #endif /* __GNUC__ */
- /**
- * @brief Retargets the C library printf function to the USART.
- * @param None
- * @retval None
- */
- PUTCHAR_PROTOTYPE
- {
- /* Place your implementation of fputc here */
- /* e.g. write a character to the USART */
- USART_SendData(EVAL_COM1, (uint8_t) ch);
- /* Loop until the end of transmission */
- while (USART_GetFlagStatus(EVAL_COM1, USART_FLAG_TC) == RESET)
- {}
- return ch;
- }
- #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****/
/* Includes ------------------------------------------------------------------*/
#include "stm32f10x.h"
#include "stm32_eval.h"
#include
#define VREF 3.3
int temp0,temp1,temp2;
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
USART_ClockInitTypeDef USART_ClockInitStructure;
void delay_us(u32 n)
{
u8 j;
while(n--)
for(j=0;j<10;j++);
}
void delay_ms(u32 n)
{
while(n--)
delay_us(1000);
}
void RCC_Configuration(void)
{
SystemInit();
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOD, &GPIO_InitStructure);
GPIO_ResetBits(GPIOD,GPIO_Pin_2);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC|RCC_APB2Periph_AFIO, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|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_Out_PP;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
}
void USART_int(long BaudRate)
{
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_USART1,ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* PA10 USART1_Rx */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* USARTx configured as follow:
- BaudRate = 115200 baud
- Word Length = 8 Bits
- One Stop Bit
- No parity
- Hardware flow control disabled (RTS and CTS signals)
- Receive and transmit enabled
*/
USART_InitStructure.USART_BaudRate = BaudRate;
USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
USART_ClockInitStructure.USART_Clock = USART_Clock_Disable;
USART_ClockInitStructure.USART_CPOL = USART_CPOL_Low;
USART_ClockInitStructure.USART_CPHA = USART_CPHA_2Edge;
USART_ClockInitStructure.USART_LastBit = USART_LastBit_Disable;
USART_ClockInit(USART1, &USART_ClockInitStructure);
USART_Init(USART1, &USART_InitStructure);
USART_Cmd(USART1, ENABLE);
USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);
USART_Cmd(USART1, ENABLE);
}
void PWM_Config()
{uint16_t PrescalerValue = 0;//?????
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
TIM_OCInitTypeDef TIM_OCInitStructure;
/* TIM2 clock enable */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
/* GPIOA enable */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO , ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA, &GPIO_InitStructure);
TIM_Cmd(TIM2, ENABLE);//TIM2??
/* Compute the prescaler value */
PrescalerValue = (uint16_t) (SystemCoreClock / 24000000) - 1;
/* Time base configuration */
TIM_TimeBaseStructure.TIM_Period = 0x07FF;
TIM_TimeBaseStructure.TIM_Prescaler = PrescalerValue;
TIM_TimeBaseStructure.TIM_ClockDivision = 0;
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
/* PWM1 Mode configuration: Channel2 */
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse = 0xFFFF;
TIM_OC2Init(TIM2, &TIM_OCInitStructure);
/* PWM1 Mode configuration: Channel3 */
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse = 0xFFFF;
TIM_OC3Init(TIM2, &TIM_OCInitStructure);
/* PWM1 Mode configuration: Channel4 */
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse = 0xFFFF;
TIM_OC4Init(TIM2, &TIM_OCInitStructure);
TIM_ARRPreloadConfig(TIM2, ENABLE);//
}
void colour(int a) //·Ö±ð¿ªÆôÑÕÉ«
{
if(a==0)
temp0=1000,temp1=200,temp2=0;
else if(a==1)
temp0=2000,temp1=2000,temp2=1000;
else if(a==2)
temp0=0,temp1=1000,temp2=1000;
else if(a==3)
temp0=1000,temp1=1500,temp2=1000;
else if(a==4)
temp0=500,temp1=1000,temp2=2000;
else if(a==5)
temp0=500,temp1=1500,temp2=1000;
else if(a==6)
temp0=1500,temp1=1000,temp2=1500;
}
void PWM_TEST()
{
int i=0;
for(i=0;i<7;i++)
{
colour(i); //temp1-Red,temp2-Green,temp0-Blue
TIM_SetCompare2(TIM2,temp0);delay_ms(500);
TIM_SetCompare3(TIM2,temp1);delay_ms(500);
TIM_SetCompare4(TIM2,temp2);delay_ms(500);
}
}
int main(void)
{
RCC_Configuration();
USART_int(115200);
printf(" config done...\r\n");
PWM_Config();
delay_ms(1000);
while(1)
{
PWM_TEST();
}
}
#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
/**
* @}
*/
/**
* @}
*/
#ifdef __GNUC__
/* With GCC/RAISONANCE, small printf (option LD Linker->Libraries->Small printf
set to 'Yes') calls __io_putchar() */
#define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
#else
#define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f)
#endif /* __GNUC__ */
/**
* @brief Retargets the C library printf function to the USART.
* @param None
* @retval None
*/
PUTCHAR_PROTOTYPE
{
/* Place your implementation of fputc here */
/* e.g. write a character to the USART */
USART_SendData(EVAL_COM1, (uint8_t) ch);
/* Loop until the end of transmission */
while (USART_GetFlagStatus(EVAL_COM1, USART_FLAG_TC) == RESET)
{}
return ch;
}
#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****/
#include "stm32f10x.h"
#include "stm32_eval.h"
#include
#define VREF 3.3
int temp0,temp1,temp2;
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
USART_ClockInitTypeDef USART_ClockInitStructure;
void delay_us(u32 n)
{
u8 j;
while(n--)
for(j=0;j<10;j++);
}
void delay_ms(u32 n)
{
while(n--)
delay_us(1000);
}
void RCC_Configuration(void)
{
SystemInit();
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOD, &GPIO_InitStructure);
GPIO_ResetBits(GPIOD,GPIO_Pin_2);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC|RCC_APB2Periph_AFIO, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable,ENABLE);//disable JTAG
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|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_Out_PP;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
}
void USART_int(long BaudRate)
{
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_USART1,ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* PA10 USART1_Rx */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* USARTx configured as follow:
- BaudRate = 115200 baud
- Word Length = 8 Bits
- One Stop Bit
- No parity
- Hardware flow control disabled (RTS and CTS signals)
- Receive and transmit enabled
*/
USART_InitStructure.USART_BaudRate = BaudRate;
USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
USART_ClockInitStructure.USART_Clock = USART_Clock_Disable;
USART_ClockInitStructure.USART_CPOL = USART_CPOL_Low;
USART_ClockInitStructure.USART_CPHA = USART_CPHA_2Edge;
USART_ClockInitStructure.USART_LastBit = USART_LastBit_Disable;
USART_ClockInit(USART1, &USART_ClockInitStructure);
USART_Init(USART1, &USART_InitStructure);
USART_Cmd(USART1, ENABLE);
USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);
USART_Cmd(USART1, ENABLE);
}
void PWM_Config()
{uint16_t PrescalerValue = 0;//?????
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
TIM_OCInitTypeDef TIM_OCInitStructure;
/* TIM2 clock enable */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
/* GPIOA enable */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO , ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA, &GPIO_InitStructure);
TIM_Cmd(TIM2, ENABLE);//TIM2??
/* Compute the prescaler value */
PrescalerValue = (uint16_t) (SystemCoreClock / 24000000) - 1;
/* Time base configuration */
TIM_TimeBaseStructure.TIM_Period = 0x07FF;
TIM_TimeBaseStructure.TIM_Prescaler = PrescalerValue;
TIM_TimeBaseStructure.TIM_ClockDivision = 0;
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
/* PWM1 Mode configuration: Channel2 */
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse = 0xFFFF;
TIM_OC2Init(TIM2, &TIM_OCInitStructure);
/* PWM1 Mode configuration: Channel3 */
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse = 0xFFFF;
TIM_OC3Init(TIM2, &TIM_OCInitStructure);
/* PWM1 Mode configuration: Channel4 */
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse = 0xFFFF;
TIM_OC4Init(TIM2, &TIM_OCInitStructure);
TIM_ARRPreloadConfig(TIM2, ENABLE);//
}
void colour(int a) //·Ö±ð¿ªÆôÑÕÉ«
{
if(a==0)
temp0=1000,temp1=200,temp2=0;
else if(a==1)
temp0=2000,temp1=2000,temp2=1000;
else if(a==2)
temp0=0,temp1=1000,temp2=1000;
else if(a==3)
temp0=1000,temp1=1500,temp2=1000;
else if(a==4)
temp0=500,temp1=1000,temp2=2000;
else if(a==5)
temp0=500,temp1=1500,temp2=1000;
else if(a==6)
temp0=1500,temp1=1000,temp2=1500;
}
void PWM_TEST()
{
int i=0;
for(i=0;i<7;i++)
{
colour(i); //temp1-Red,temp2-Green,temp0-Blue
TIM_SetCompare2(TIM2,temp0);delay_ms(500);
TIM_SetCompare3(TIM2,temp1);delay_ms(500);
TIM_SetCompare4(TIM2,temp2);delay_ms(500);
}
}
int main(void)
{
RCC_Configuration();
USART_int(115200);
printf(" config done...\r\n");
PWM_Config();
delay_ms(1000);
while(1)
{
PWM_TEST();
}
}
#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
/**
* @}
*/
/**
* @}
*/
#ifdef __GNUC__
/* With GCC/RAISONANCE, small printf (option LD Linker->Libraries->Small printf
set to 'Yes') calls __io_putchar() */
#define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
#else
#define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f)
#endif /* __GNUC__ */
/**
* @brief Retargets the C library printf function to the USART.
* @param None
* @retval None
*/
PUTCHAR_PROTOTYPE
{
/* Place your implementation of fputc here */
/* e.g. write a character to the USART */
USART_SendData(EVAL_COM1, (uint8_t) ch);
/* Loop until the end of transmission */
while (USART_GetFlagStatus(EVAL_COM1, USART_FLAG_TC) == RESET)
{}
return ch;
}
#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****/
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