update bsp/stm32f429-disco/drivers/board.h

bsp/stm32f429-disco/drivers/board.h

@@ -59,7 +59,7 @@ extern int __bss_end;
 
 // <o> Console on USART: <0=> no console <1=>USART 1 <2=>USART 2 <3=> USART 3
 // 	<i>Default: 1
-#define STM32_CONSOLE_USART		2
+#define STM32_CONSOLE_USART		1
 
 void rt_hw_board_init(void);