/========Automatic voltage regulation control program=======================================
#include
sbit KEY1=P3^3;//High-end travel switch customization
sbit KEY2=P3^4;//Low-end travel switch customization
sbit LED1=P1^0;//Define motor forward drive port
sbit LED2=P1^1;//Define motor reverse drive port
//*------------------------------------------------
//------------ Main function------------------------------------*/
void main (void)
{
P1=0x00;//Program initialization
P1=0xFF;//P1 port is set to 1
LED1=1;
LED2=0;//Initialize motor forward rotation
while (1) //Main loop
{
if(!KEY1)//Whether the high-end travel switch is detected. If the motor is reversed,
{
LED1=0; //Motor reverse control
LED2=1;
}
if(!KEY2)//Whether the low-end travel switch is detected when the motor is reversed.
{
LED1=1; //If the motor is forward,
LED2=0;
}
}
}
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