usart_interrupt_enable(uartx->uart_x,USART_INT_RBNE); usart_interrupt_enable(uartx->uart_x,USART_INT_IDLE); return DRV_SUCCESS; } 10.4.3 main函数实现 以下为main函数代码:Cint main(void){ //延时、共用驱动部分初始化 driver_init(); //初始化UART为中断模式,注册接受完成(IDLE)回调函数 ...
usart_interrupt_enable(USART0, USART_INT_RBNE); /* wait until USART receive the receiver_buffer */ while(rxcount < rx_size); if(rxcount == rx_size) printf("\n\rUSART receive successfully!\n\r"); while(1) { } } 运行结果将USART_Example例程按照对应的芯片工程编译完成后,下载到对应芯...
usart_interrupt_disable(uartx->uart_x, USART_INT_TBE); usart_interrupt_enable(uartx->uart_x, USART_INT_TC); } } if(usart_interrupt_flag_get(uartx->uart_x,USART_INT_FLAG_TC)!=RESET) { usart_interrupt_disable(uartx->uart_x, USART_INT_TC); usart_flag_clear(uartx->uart_x,USART_...
登录后复制/*开启USART0中断 */nvic_irq_enable(USART0_IRQn,0,0);/* 使能串口发送中断 */usart_interrupt_enable(USART0, USART_INT_TBE);delay_1ms(1000);//开启后会进入中断进行发送,故需要进行一个延迟while(RESET == usart_flag_get(USART0, USART_FLAG_TC));//USART_FLAG_TC发送完成中断/* 使能...
对于中断接收,需要usart_interrupt_enable()开启接收中断。 抢占优先级,数字越小,优先级越高。 若抢占优先级相同,判断子优先级,同样,数字越小,优先级越高。 /*开启USART0中断 */nvic_irq_enable(USART0_IRQn,0,0);/* 使能串口发送中断 */usart_interrupt_enable(USART0, USART_INT_TBE); ...
/*开启USART0中断 */ nvic_irq_enable(USART0_IRQn, 0, 0); /* 使能串口发送中断 */ usart_interrupt_enable(USART0, USART_INT_TBE); delay_1ms(1000); //开启后会进入中断进行发送,故需要进行一个延迟 while(RESET == usart_flag_get(USART0, USART_FLAG_TC));//USART_FLAG_TC发送完成中断 /*...
//usart_interrupt_enable(USART2,USART_INT_RBNE);//接收中断 usart_baudrate_set(USART2,38400);/...
usart_interrupt_enable(USART0,USART_INT_RT);usart_receiver_timeout_enable(USART0);//===配置USAR...
usart_enable(pusart_context->usart_periph); usart_interrupt_enable(pusart_context->usart_periph, USART_INT_RBNE); } void usart_config_deinit(usart_context_t *pusart_context) { usart_disable(pusart_context->usart_periph); usart_deinit(pusart_context->usart_periph); ...
/* Clear the USART1 Receive interrupt */ USART_ClearITPendingBit(USART1, USART_IT_RXNE); } } 总结: 注意问题: 1.USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);使能了接收中断,那么ORE中断也同时被开启了。 2.ORE中断只能使用USART_GetFlagStatus(USART1, USART_FLAG_ORE) 读到(没有使能USART_IT_...