Keyestudio 4DOF Manual page 176

if(pos1<jiyi1[k])
{
while(pos1<jiyi1[k]) //while loop, make servo turn to the position of value stored in the array.
{
myservo1.write(pos1); // servo 1 performs the action
delay(5); // delay 5ms，controlling the servo rotating speed
pos1++; //pos1 plus 1
//Serial.println(pos1);
}
}
else // if the current servo 1 angle is greater than the value stored in array 1.
{
while(pos1>jiyi1[k])
{
myservo1.write(pos1);
delay(5); //delay 5ms，controlling the servo rotating speed
pos1--; //pos1 subtracts 1
//Serial.println(pos1);
}
}
//***************************************************************
//the explanation is the same as the previous servo
if(pos2<jiyi2[k])
{
while(pos2<jiyi2[k])
{
// if the current servo 1 angle is less than the value stored in array 1.
//while loop, make servo turn to the position of value stored in the array.
// servo 1 performs the action
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