完成LED、RS485、IIC初始化部分代码。

src/main.c

@@ -12,6 +12,9 @@
 
 #include "peripheral.h"
 
+#include "RS485.h"
+#include "LDC1612.h"
+
 /*!
     \brief      main function
     \param[in]  none
@@ -22,11 +25,13 @@ int main(void)
 {
     /* configure systick */
     systick_config();
-    usart_config();
-    led_blink_config();
+    RS485_config();
+    led_config();
 
     delay_ms(5000);
-    printf("system start!\r\n");
+    printf("\r\n");
+    printf("XLSW-3DP-LDC1612! V0.0.1\r\n");
+    printf("\r\n");
 
     while(1){
     printf("hello world!\r\n");