diff --git a/app/by_frame.c b/app/by_frame.c
index 789968d..c9ee43d 100644
--- a/app/by_frame.c
+++ b/app/by_frame.c
@@ -14,7 +14,7 @@ uint8_t frame_buffer[100];
 void by_frame_init(void)
 {
     uart_init(BY_FRAME_UART_INDEX, BY_FRAME_UART_BAUDRATE, BY_FRAME_UART_TX_PIN, BY_FRAME_UART_RX_PIN);
-    uart_rx_interrupt(BY_FRAME_UART_INDEX, ENABLE);
+    // uart_rx_interrupt(BY_FRAME_UART_INDEX, ENABLE);
 
     lwrb_init(&lwrb_struct, lwrb_buffer, 50);
 }
diff --git a/app/isr.c b/app/isr.c
index 6923789..a7b63b2 100644
--- a/app/isr.c
+++ b/app/isr.c
@@ -86,21 +86,18 @@ void EXTI15_10_IRQHandler(void) __attribute__((interrupt()));
 void USART1_IRQHandler(void)
 {
     if (USART_GetITStatus(USART1, USART_IT_RXNE) != RESET) {
-
         USART_ClearITPendingBit(USART1, USART_IT_RXNE);
     }
 }
 void USART2_IRQHandler(void)
 {
     if (USART_GetITStatus(USART2, USART_IT_RXNE) != RESET) {
-        uint8_t data_s = 0;
         USART_ClearITPendingBit(USART2, USART_IT_RXNE);
     }
 }
 void USART3_IRQHandler(void)
 {
     if (USART_GetITStatus(USART3, USART_IT_RXNE) != RESET) {
-        uint8_t data_s = 0;
 #if DEBUG_UART_USE_INTERRUPT // 如果开启 debug 串口中断
                              // debug_interrupr_handler(); // 调用 debug 串口接收处理函数 数据会被 debug 环形缓冲区读取
 #endif                       // 如果修改了 DEBUG_UART_INDEX 那这段代码需要放到对应的串口中断去