Keyestudio Ks0428 Manual page 185

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{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x
00,0x00,0x00,0x00};
#define SCL_Pin A5 //Set clock pin to A5
#define SDA_Pin A4 //Set data pin to A4
#define ML_Ctrl 13
motor
#define ML_PWM 11
#define MR_Ctrl 12
motor
#define MR_PWM 3
#define Trig 5 //ultrasonic trig Pin
#define Echo 4 //ultrasonic echo Pin
int distance;
int pulsewidth;
#define servoPin 9 //servo Pin
void setup(){
Serial.begin(9600);
pinMode(SCL_Pin,OUTPUT);
pinMode(SDA_Pin,OUTPUT);
matrix_display(clear); //Clear the display
matrix_display(start01); //display start pattern
pinMode(servoPin, OUTPUT);
//define the direction control pin of left
//define PWM control pin of left motor
//define the direction control pin of right
//define PWM control pin of right motor
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