feat: 添加蓝牙通信

app/isr.c

@@ -36,7 +36,7 @@
 #include "zf_common_headfile.h"
 #include "by_rt_button.h"
 #include "by_imu.h"
-
+#include "jj_blueteeth.h"
 void NMI_Handler(void) __attribute__((interrupt()));
 void HardFault_Handler(void) __attribute__((interrupt()));
 
@@ -90,7 +90,8 @@ void USART1_IRQHandler(void)
 void USART2_IRQHandler(void)
 {
     if (USART_GetITStatus(USART2, USART_IT_RXNE) != RESET) {
-
+       uart_query_byte(UART_2,&bt_buffer);
+         bt_rx_flag=true;
         USART_ClearITPendingBit(USART2, USART_IT_RXNE);
     }
 }