stm8串口

只看该作者 · 2017-4-6 17:21

请教各位，我用的stm8s903k3,为什么不能进入串口中断，中断号也添加进去了，用查询的方式接受能够收到数据，寄存器的值里面UART_SR=0xf8;中断标志位RXNE
有变为1；  跪求，折磨好久了。
extern @far @interrupt void RXHandledInterrupt (void)；

struct interrupt_vector const _vectab[] = {
      {0x82, (interrupt_handler_t)_stext}, /* reset */
      {0x82, NonHandledInterrupt}, /* trap  */
      {0x82, NonHandledInterrupt}, /* irq0  */
      {0x82, NonHandledInterrupt}, /* irq1  */
      {0x82, NonHandledInterrupt}, /* irq2  */
      {0x82, NonHandledInterrupt}, /* irq3  */
      {0x82, NonHandledInterrupt}, /* irq4  */
      {0x82, NonHandledInterrupt}, /* irq5  */
      {0x82, NonHandledInterrupt}, /* irq6  */
      {0x82, NonHandledInterrupt}, /* irq7  */
      {0x82, NonHandledInterrupt}, /* irq8  */
      {0x82, NonHandledInterrupt}, /* irq9  */
      {0x82, NonHandledInterrupt}, /* irq10 */
      {0x82, NonHandledInterrupt}, /* irq11 */
      {0x82, NonHandledInterrupt}, /* irq12 */
      {0x82, NonHandledInterrupt}, /* irq13 */
      {0x82, NonHandledInterrupt}, /* irq14 */
      {0x82, NonHandledInterrupt}, /* irq15 */
      {0x82, NonHandledInterrupt}, /* irq16 */
      {0x82, NonHandledInterrupt}, /* irq17 */
      {0x82, RXHandledInterrupt}, /* irq18 */
      {0x82, NonHandledInterrupt}, /* irq19 */
      {0x82, NonHandledInterrupt}, /* irq20 */
      {0x82, NonHandledInterrupt}, /* irq21 */
      {0x82, NonHandledInterrupt}, /* irq22 */
      {0x82, NonHandledInterrupt}, /* irq23 */
      {0x82, NonHandledInterrupt}, /* irq24 */
      {0x82, NonHandledInterrupt}, /* irq25 */
      {0x82, NonHandledInterrupt}, /* irq26 */
      {0x82, NonHandledInterrupt}, /* irq27 */
      {0x82, NonHandledInterrupt}, /* irq28 */
      {0x82, NonHandledInterrupt}, /* irq29 */
};

只看该作者 · 2017-4-6 19:05

中断是否使能？有中断响应函数吗？