更改为非自动换向SP3485接口芯片，更改代码预期适配

2025-06-03 14:00:24 +08:00
parent 1f64a500f9
commit da00f1d758
4 changed files with 40 additions and 43 deletions
--- a/inc/board_config.h
+++ b/inc/board_config.h
@@ -51,7 +51,7 @@
 #define USART_PHY            USART0
 #define USART_PHY_BAUDRATE   115200U
 #define RS485_EN_PORT        GPIOA
-#define RS485_EN_PIN         GPIO_PIN_4
+#define RS485_EN_PIN         GPIO_PIN_1

 /******************************************************************************/

--- a/inc/usart.h
+++ b/inc/usart.h
@@ -8,8 +8,6 @@
 #include "gd32e23x.h"
 #include "board_config.h"

-void usart_config(void);
-
 void rs485_config(void);

 #endif //USART_H