Use member variable in ISR instead of static veriable

delta-G · delta-G · commit a6ec0b826ca3 · 2024-06-30T15:01:12.000-05:00
diff --git a/cores/arduino/Serial.cpp b/cores/arduino/Serial.cpp
@@ -62,9 +62,8 @@ void UART::WrapperCallback(uart_callback_args_t *p_args) {
       case UART_EVENT_TX_DATA_EMPTY:
       {
           if(uart_ptr->txBuffer.available()){
-              static char txc;
-              txc = uart_ptr->txBuffer.read_char();
-              R_SCI_UART_Write(&(uart_ptr->uart_ctrl), (uint8_t*)&txc , 1);
+              uart_ptr->txc = uart_ptr->txBuffer.read_char();
+              R_SCI_UART_Write(&(uart_ptr->uart_ctrl), (uint8_t*)&(uart_ptr->txc) , 1);
           } else {
         	  uart_ptr->tx_done = true;
           }

Original file line number	Diff line number	Diff line change
`@@ -62,9 +62,8 @@ void UART::WrapperCallback(uart_callback_args_t *p_args) {`
`62`	`62`	`case UART_EVENT_TX_DATA_EMPTY:`
`63`	`63`	`{`
`64`	`64`	`if(uart_ptr->txBuffer.available()){`
`65`		`- static char txc;`
`66`		`- txc = uart_ptr->txBuffer.read_char();`
`67`		`- R_SCI_UART_Write(&(uart_ptr->uart_ctrl), (uint8_t*)&txc , 1);`
	`65`	`+ uart_ptr->txc = uart_ptr->txBuffer.read_char();`
	`66`	`+ R_SCI_UART_Write(&(uart_ptr->uart_ctrl), (uint8_t*)&(uart_ptr->txc) , 1);`
`68`	`67`	`} else {`
`69`	`68`	`uart_ptr->tx_done = true;`
`70`	`69`	`}`