diff --git a/src/main.c b/src/main.c
index 12eeb40..8d10df9 100644
--- a/src/main.c
+++ b/src/main.c
@@ -12,8 +12,7 @@
 #include "RS485.h"
 #include "LDC1612.h"
 
-void led_config(void)
-{
+void led_config(void) {
     rcu_periph_clock_enable(LED_RCU);
 
     gpio_mode_set(LED_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, LED_PIN);
@@ -80,12 +79,10 @@ int main(void) {
 }
 
 /* retarget the C library printf function to the USART */
-int _write (int fd, char *pBuffer, int size)
-{
-    for (int i = 0; i < size; i++)
-    {
-        usart_data_transmit(USART0, (uint8_t)pBuffer[i]);
-        while(RESET == usart_flag_get(USART0, USART_FLAG_TBE));
+int _write(int fd, char *pBuffer, int size) {
+    for (int i = 0; i < size; i++) {
+        usart_data_transmit(USART0, (uint8_t) pBuffer[i]);
+        while (RESET == usart_flag_get(USART0, USART_FLAG_TBE));
     }
     return size;
 }