STM32空閒中斷+DMA解決接收不定長數據問題

http://blog.csdn.net/shu_8708/article/details/73480939函數 串口的中斷類型:ui [cpp]  view plain  copy #define USART_IT_PE                          ((uint16_t)0x0028)   #define USART_IT_TXE                      

>>阅读原文<<