#include "SWM341.h" void SerialInit(void); int main(void) { RTC_InitStructure RTC_initStruct; SystemInit(); SerialInit(); RTC_initStruct.clksrc = RTC_CLKSRC_LRC32K; RTC_initStruct.Year = 2016; RTC_initStruct.Month = 5; RTC_initStruct.Date = 5; RTC_initStruct.Hour = 15; RTC_initStruct.Minute = 5; RTC_initStruct.Second = 5; RTC_initStruct.SecondIEn = 1; RTC_initStruct.MinuteIEn = 0; RTC_Init(RTC, &RTC_initStruct); RTC_Start(RTC); while(1==1) { } } void RTC_Handler(void) { RTC_DateTime dateTime; if(RTC_IntSecondStat(RTC)) { RTC_IntSecondClr(RTC); RTC_GetDateTime(RTC, &dateTime); printf("Now Time: %02d : %02d\r\n", dateTime.Minute, dateTime.Second); } } void SerialInit(void) { UART_InitStructure UART_initStruct; PORT_Init(PORTM, PIN0, PORTM_PIN0_UART0_RX, 1); //GPIOM.0配置为UART0输入引脚 PORT_Init(PORTM, PIN1, PORTM_PIN1_UART0_TX, 0); //GPIOM.1配置为UART0输出引脚 UART_initStruct.Baudrate = 57600; UART_initStruct.DataBits = UART_DATA_8BIT; UART_initStruct.Parity = UART_PARITY_NONE; UART_initStruct.StopBits = UART_STOP_1BIT; UART_initStruct.RXThresholdIEn = 0; UART_initStruct.TXThresholdIEn = 0; UART_initStruct.TimeoutIEn = 0; UART_Init(UART0, &UART_initStruct); UART_Open(UART0); } /****************************************************************************************************************************************** * 函数名称: fputc() * 功能说明: printf()使用此函数完成实际的串口打印动作 * 输 入: int ch 要打印的字符 * FILE *f 文件句柄 * 输 出: 无 * 注意事项: 无 ******************************************************************************************************************************************/ int fputc(int ch, FILE *f) { UART_WriteByte(UART0, ch); while(UART_IsTXBusy(UART0)); return ch; }