- #include "common.h"
- #include "rtc.h"
- #include "uart.h"
- #include "UART_app.h"
- #include "sysinit.h"
- #define SEND_BUF_LEN 50
- uint8_t send_buf[SEND_BUF_LEN]; //发送缓冲区
- volatile uint8_t u8IsSendDone; //定义发送完成标志位
- /******************************************************************************
- ******************************************************************************/
- void printf_int(int8* str)
- {
- uint32 len = 0;
-
- u8IsSendDone = 0;
-
- while(*str)
- {
- send_buf[len++] = *str;
- str++;
- if (len >= (SEND_BUF_LEN-1))
- {
- send_buf[SEND_BUF_LEN-1] = 0;
- break;
- }
- }
- UART_SendInt(UART1, send_buf, len);//UART1口串口发送初始化
- }
- /*
- 串口数据发送完成函数*/
- void UART_SendDone(void)//发送完成时，将标志位置位
- {
- u8IsSendDone = 1;
- }
- int main (void)
- {
- UART_ConfigType sConfig;
-
- /*执行系统初始化*/
- sysinit();
-
- u8IsSendDone = 1;
- sConfig.u32SysClkHz = BUS_CLK_HZ;//配置系统时钟和波特率
- sConfig.u32Baudrate = UART_PRINT_BITRATE;
-
- UART_Init(UART1,&sConfig); //初始化串口1
- UART_SetTxDoneCallback(UART1, UART_SendDone);//串口中断回调函数
- UART_SetCallback(UART_HandleInt);
- LED0_Init();//初始化LED灯
- printf("\nRunning the UART_Interrupt_demo project.\r\n");
-
- /* 打开串口1中断 */
- NVIC_EnableIRQ(UART1_IRQn);
- printf_int("\nPrint characters using interrupt mode.\r\n");
- while (!u8IsSendDone); /* 等待发送完成 */
-
- printf_int("\nrepeat Print characters using interrupt mode.\r\n");
- while (!u8IsSendDone); /* 等待发送完成 */
-
- while (1);
- }
| 
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