标题: STM32F407ZET6串口调试程序 [打印本页]
作者: douyuaabb    时间: 2020-4-3 09:13
标题: STM32F407ZET6串口调试程序
使用到了串口123，并且可以和HC-05蓝牙模块进行通信，发送/接收数据

单片机源程序如下:
  1. /* Includes ------------------------------------------------------------------*/
  2. #include "main.h"
  3. #include "stm32f4xx.h"
  4. #include "USART.h"
  5. #include "usart3.h"

  7. /** @addtogroup Template_Project
  8.   * @{
  9.   */

  11. /* Private typedef -----------------------------------------------------------*/
  12. /* Private define ------------------------------------------------------------*/
  13. /* Private macro -------------------------------------------------------------*/
  14. /* Private variables ---------------------------------------------------------*/
  15. static __IO uint32_t uwTimingDelay;
  16. RCC_ClocksTypeDef RCC_Clocks;

  18. /* Private function prototypes -----------------------------------------------*/
  19. static void Delay(__IO uint32_t nTime);

  21. /* Private functions ---------------------------------------------------------*/

  23. /**
  24.   * @brief  Main program
  25.   * @param  None
  26.   * @retval None
  27.   */
  28. int main(void)
  29. {
  30.   
  31.   char str3[] = "hahahahaha\r\n";
  32.    /*设置Systick为ms级*/
  33.   SysTick_Config(SystemCoreClock/1000-1);
  34.           
  35.    /*设置中断优先级占比*/
  36.   NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
  37.           


  40.     /*配置调试串口*/
  41.    gec_debug(115200);
  42.    usart3_init(9600);

  44.   while (1)
  45.   {       
  46.     usart3_send_string(str3);
  47.                  
  48.   }
  49.    
  50. }

  52. /**
  53.   * @brief  Inserts a delay time.
  54.   * @param  nTime: specifies the delay time length, in milliseconds.
  55.   * @retval None
  56.   */
  57. void Delay(__IO uint32_t nTime)
  58. {
  59.   uwTimingDelay = nTime;

  61.   while(uwTimingDelay != 0);
  62. }

  64. /**
  65.   * @brief  Decrements the TimingDelay variable.
  66.   * @param  None
  67.   * @retval None
  68.   */
  69. void TimingDelay_Decrement(void)
  70. {
  71.   if (uwTimingDelay != 0x00)
  72.   {
  73.     uwTimingDelay--;
  74.   }
  75. }

  77. #ifdef  USE_FULL_ASSERT

  79. /**
  80.   * @brief  Reports the name of the source file and the source line number
  81.   *         where the assert_param error has occurred.
  82.   * @param  file: pointer to the source file name
  83.   * @param  line: assert_param error line source number
  84.   * @retval None
  85.   */
  86. void assert_failed(uint8_t* file, uint32_t line)
  87. {
  88.   /* User can add his own implementation to report the file name and line number,
  89.      ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */

  91.   /* Infinite loop */
  92.   while (1)
  93.   {
  94.   }
  95. }
  96. #endif

  98. /**
  99.   * @}
  100.   */


  103. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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