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-rw-r--r--esp8266/uart.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/esp8266/uart.c b/esp8266/uart.c
index d724331c41..001a9c673c 100644
--- a/esp8266/uart.c
+++ b/esp8266/uart.c
@@ -39,8 +39,6 @@ static void uart0_rx_intr_handler(void *para);
void soft_reset(void);
void mp_keyboard_interrupt(void);
-int interrupt_char;
-
/******************************************************************************
* FunctionName : uart_config
* Description : Internal used function
@@ -172,7 +170,7 @@ static void uart0_rx_intr_handler(void *para) {
while (READ_PERI_REG(UART_STATUS(uart_no)) & (UART_RXFIFO_CNT << UART_RXFIFO_CNT_S)) {
uint8 RcvChar = READ_PERI_REG(UART_FIFO(uart_no)) & 0xff;
- if (RcvChar == interrupt_char) {
+ if (RcvChar == mp_interrupt_char) {
mp_keyboard_interrupt();
} else {
ringbuf_put(&input_buf, RcvChar);