//PWM啟動
void PWM_Start();
//PWM停止
void PWM_Stop();
//小車控制初始化
void init_CarCtrl();

//PWM占空比設置
void PWM_SetDuty(unsigned int16 Left_Pwm_Tmp,unsigned int16 Right_Pwm_Tmp);

//PWM設置方向
void PWM_SetDRC(unsigned char Left_Drection,unsigned char Right_Drection);
//小車運行方向 0停 1 前 2后
#define Car_Stop	0
#define Car_Goahead	1
#define Car_GoBack 	2

//時間更新標志
//int1 TimeUsUpdate;
//1mS微時間
unsigned int16 TimeUs;
//標準電壓
#define StandedV 315
//現在電壓
unsigned int16  NowV;