From b566c7de4dca004ed6633dd7410d989541a5f2eb Mon Sep 17 00:00:00 2001
From: but0n <but0n@icloud.com>
Date: Tue, 24 Jan 2017 01:02:26 +0800
Subject: [PATCH] refactor:(define) Syntax Enhancement

---
 libs/include/i2c.h   | 2 +-
 libs/include/motor.h | 8 ++++----
 libs/include/uart.h  | 6 +++---
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/libs/include/i2c.h b/libs/include/i2c.h
index 12cedbc..2738a9c 100644
--- a/libs/include/i2c.h
+++ b/libs/include/i2c.h
@@ -13,7 +13,7 @@
 #define GPIOB_IDR_Addr (GPIOB_BASE + 8)
 #define READ_SDA BIT_ADDR(GPIOB_IDR_Addr, SDA_PINNUM)
 
-#define IIC_DELAY() {delay_us(1);}
+#define IIC_DELAY() delay_us(1)
 
 
 
diff --git a/libs/include/motor.h b/libs/include/motor.h
index 62f32b2..891bec7 100644
--- a/libs/include/motor.h
+++ b/libs/include/motor.h
@@ -16,20 +16,20 @@
 #define THROTTLE_MID (unsigned short)1650
 
 #ifdef MOTOR_NORMAL_STARTUP
-    #define MOTOR_SETTING() {\
+    #define MOTOR_SETTING() do {\
         motor_PWM_Init(36000,40);\
 		MOTOR_ALL = THROTTLE_MIN;\
         delay(4000);\
 		MOTOR_ALL = THROTTLE_MID;\
-    }
+    } while(0)
 #else
-    #define MOTOR_SETTING() {\
+    #define MOTOR_SETTING() do {\
         motor_PWM_Init(36000,40);\
 		MOTOR_ALL = THROTTLE_MAX;\
         delay(3000);\
 		MOTOR_ALL = THROTTLE_MIN;\
         delay(8000);\
-    }
+    } while(0)
 #endif
 
 void motor_PWM_Init(unsigned short arr, unsigned short psc);  //72MHz / (arr + 1)*(psc + 1)
diff --git a/libs/include/uart.h b/libs/include/uart.h
index 008808b..2559ef7 100644
--- a/libs/include/uart.h
+++ b/libs/include/uart.h
@@ -7,10 +7,10 @@ void uart_showData(short k);    //THIS FUNCTION IS NOT SO GOOD, EG: uart_showDat
 unsigned char uart_Float2Char(float value);
 void uart_sendStr(char * cmd);
 
-#define UART_CR() {\
+#define UART_CR() do {\
     uart_sendData(0x0D);\
     uart_sendData(0x0A);\
-}
-#define UART_CLEAR() {uart_sendStr("\033[H\033[J");}
+} while(0)
+#define UART_CLEAR() uart_sendStr("\033[H\033[J")
 
 #endif