error什么意思

c语⾔错误stray,【求教】error：strayinprogram这个错误是什

么意思

该楼层疑似违规已被系统折叠隐藏此楼查看此楼

intLeftI1=9;//连接电机驱动板的CP+接⼝

intLeftI2=5;//连接电机驱动板的CW+接⼝

intRightI1=10;//连接电机驱动板的CP-接⼝

intRightI2=6;//连接电机驱动板的CW-接⼝

intStepCount=0;//定义初始步数为0

intStepDelayTime=200;//定义单个脉冲时间为200(us)

intval;

intState;//定义状态变量

intStartDelay=1000;//定义启动速度

intDelaytime=100;//定义加速度，减速度10

voidtup()//接⼝定义

{

pinMode(LeftI1,OUTPUT);//I1和I2都是数字信号

pinMode(LeftI2,OUTPUT);//通过设置I1和I2来控制电机旋转⽅向

pinMode(RightI1,OUTPUT);//I1和I2都是数字信号

pinMode(RightI2,OUTPUT);//通过设置I1和I2来控制电机旋转⽅向

(9600);//设置波特率

}

voidForwardInit()//接⼝初始化定义，正转

{//20

digitalWrite(LeftI1,LOW);//CP+=0

digitalWrite(LeftI2,LOW);//CW+=0

digitalWrite(RightI1,LOW);//CP-=0

digitalWrite(RightI2,HIGH);//CW-=1

StepCount=0;//步数初始化

}

voidBackwardInit()//接⼝初始化定义。反转

{

digitalWrite(LeftI1,LOW);//CP+=0

digitalWrite(LeftI2,LOW);//CW+=030

digitalWrite(RightI1,LOW);//CP-=0

digitalWrite(RightI2,HIGH);//CW-=1

StepCount=0;

}

voidStopwardInit()//停⽌时接⼝定义

{

digitalWrite(LeftI1,LOW);//CP+=0

digitalWrite(LeftI2,LOW);//CW+=0

digitalWrite(RightI1,LOW);//CP-=0

digitalWrite(RightI2,LOW);//CW-=040

}

voidForwardOneStep()//定义正向启动语句

{

delayMicroconds(StepDelayTime);//延迟函数

switch(StepCount)//switch语句，选择步数

{

ca0://步数为0

digitalWrite(LeftI2,HIGH);

digitalWrite(LeftI1,HIGH);

break;//跳出50

ca1://步数为1

digitalWrite(LeftI1,LOW);

digitalWrite(RightI2,HIGH);

break;//跳出

ca2://步数为2

digitalWrite(RightI2,LOW);

digitalWrite(RightI1,HIGH);

break;//跳出

ca3://步数为3

digitalWrite(RightI1,LOW);//60

digitalWrite(LeftI2,LOW);

break;//跳出

}

StepCount=(StepCount+1)%4;//取余函数，每次步数增加1，完成步进功能

}

voidBackwardOneStep()//定义反向步进启动句

{

delayMicroconds(StepDelayTime);//根据步进电机转动时序图编写各段步数

switch(StepCount)

{//70

ca0:

digitalWrite(LeftI2,HIGH);

digitalWrite(LeftI1,HIGH);

break;

ca1:

digitalWrite(LeftI1,LOW);

digitalWrite(RightI2,HIGH);

break;

ca2:

digitalWrite(RightI2,LOW);//80

digitalWrite(RightI1,HIGH);

break;

ca3:

digitalWrite(RightI1,LOW);

digitalWrite(LeftI2,LOW);

break;

}