uart.c 2.4 KB

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  1. /*
  2. * uart.c
  3. *
  4. * Created on: 2019. 5. 27.
  5. * Author: parkyj
  6. */
  7. #include "uart.h"
  8. UARTQUEUE TerminalQueue;
  9. UARTQUEUE WifiQueue;
  10. void InitUartQueue(UART_HandleTypeDef *huart,pUARTQUEUE pQueue)
  11. {
  12. UART_HandleTypeDef *dst = (huart->Instance == USART2 ? &hWifi:&hTerminal);
  13. pQueue->data = pQueue->head = pQueue->tail = 0;
  14. if (HAL_UART_Receive_DMA(dst, pQueue->Buffer, 1) != HAL_OK)
  15. {
  16. // _Error_Handler(__FILE__, __LINE__);
  17. }
  18. //HAL_UART_Receive_DMA(&hTerminal, TerminalQueue.Buffer, 1);
  19. //HAL_UART_Receive_IT(hTerminal, pQueue->Buffer + pQueue->head, 1);
  20. }
  21. void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
  22. {
  23. pUARTQUEUE pQueue = (huart->Instance == USART2 ? &WifiQueue:&TerminalQueue);
  24. UART_HandleTypeDef *dst = (huart->Instance == USART2 ? &hWifi:&hTerminal);
  25. pQueue->head++;
  26. if (pQueue->head >= QUEUE_BUFFER_LENGTH) pQueue->head = 0;
  27. pQueue->data++;
  28. if (pQueue->data >= QUEUE_BUFFER_LENGTH)
  29. GetDataFromUartQueue(huart);
  30. HAL_UART_Receive_DMA(dst, pQueue->Buffer + pQueue->head, 1);
  31. // Set_UartRcv(true);
  32. }
  33. void PutDataToUartQueue(UART_HandleTypeDef *huart, uint8_t data)
  34. {
  35. pUARTQUEUE pQueue = (huart->Instance == USART2 ? &WifiQueue:&TerminalQueue);
  36. if (pQueue->data >= QUEUE_BUFFER_LENGTH)
  37. GetDataFromUartQueue(huart);
  38. pQueue->Buffer[pQueue->head++] = data;
  39. if (pQueue->head == QUEUE_BUFFER_LENGTH) pQueue->head = 0;
  40. pQueue->data++;
  41. // HAL_UART_Receive_DMA(&hTerminal, pQueue->Buffer + pQueue->head, 10);
  42. }
  43. void GetDataFromUartQueue(UART_HandleTypeDef *huart)
  44. {
  45. UART_HandleTypeDef *dst = (huart->Instance == USART2 ? &hWifi:&hTerminal);
  46. pUARTQUEUE pQueue = (huart->Instance == USART2 ? &WifiQueue:&TerminalQueue);
  47. // printf("Function : %s : ",__func__);
  48. // if (HAL_UART_Transmit_DMA(dst, pQueue->Buffer + pQueue->tail, 1) != HAL_OK)
  49. printf("%c",*(pQueue->Buffer + pQueue->tail));
  50. //if (HAL_UART_Transmit_DMA(&hTerminal, pQueue->Buffer + pQueue->tail, 1) != HAL_OK)
  51. //{
  52. // _Error_Handler(__FILE__, __LINE__);
  53. //}
  54. // printf("\r\n");
  55. pQueue->tail++;
  56. if (pQueue->tail >= QUEUE_BUFFER_LENGTH) pQueue->tail = 0;
  57. pQueue->data--;
  58. if(pQueue->data == 0){
  59. //DATA RECV COMPLETE
  60. // printf("\r\n");
  61. }
  62. HAL_Delay(1);
  63. }
  64. void Uart1_Data_Send(uint8_t* data,uint8_t size){
  65. HAL_UART_Transmit_DMA(&huart1, data,size);
  66. }
  67. void Uart2_Data_Send(uint8_t* data,uint8_t size){
  68. HAL_UART_Transmit_DMA(&huart2, data,size);
  69. }