Keyestudio 4DOF Manual page 159

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#include <Servo.h> // add servo libraries
Servo myservo1; // create servo object to control a servo
Servo myservo2;
Servo myservo3;
Servo myservo4;
int pos1=80, pos2=60, pos3=130, pos4=0; // define the variable of 4 servo angle and assign the initial value( that is the boot posture
angle value)
const int right_X = A2; // define the right X pin to A2
const int right_Y = A5; // define the right Y pin to A3
const int right_key = 7; // define the right key pin to 7（that is Z value）
const int left_X = A3; // define the left X pin to A3
const int left_Y = A4; // define the left Y pin to A4
const int left_key = 8; // define the left key pin to 8（that is Z value）
int x1,y1,z1; // define the variable, used to save the joystick value.
int x2,y2,z2;
int s1,s2,s3,s4;
void setup()
{
// boot posture
myservo1.write(pos1);
delay(1000);
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