Arduino kodu için şematik nasıl olmalı?

#include <SoftwareSerial.h>
SoftwareSerial mySerial(9, 10); // RX, TX.
char data;

#define sol_motor_1 A2.
#define sol_motor_2 A1.
#define sag_motor_1 A3.
#define sag_motor_2 A4.
#define trig 4
#define echo 3
#define sol_motor_en 6
#define sag_motor_en 5

void setup() {
pinMode(A1,OUTPUT); //Sol Motor 2
pinMode(A2,OUTPUT); //Sol Motor 1
pinMode(A3,OUTPUT); //Sağ Motor 1
pinMode(A4,OUTPUT); //Sağ Motor 2
pinMode(5,OUTPUT); //Sağ Motor EN.
pinMode(6,OUTPUT); //Sol Motor EN.
pinMode(4,OUTPUT); //TrigPin
pinMode(3,INPUT); //EchoPin
analogWrite(5,80);
analogWrite(6,80);

Serial.begin(9600);
mySerial.begin(9600);
}

void ileri(){

 digitalWrite(sol_motor_1, LOW);
 digitalWrite(sol_motor_2, HIGH);
 digitalWrite(sag_motor_1, HIGH);
 digitalWrite(sag_motor_2, LOW);

}

void geri(){

 digitalWrite(sol_motor_1, HIGH);
 digitalWrite(sol_motor_2, LOW);
 digitalWrite(sag_motor_1, LOW);
 digitalWrite(sag_motor_2, HIGH);

}

void sol(){

 digitalWrite(sol_motor_1, HIGH);
 digitalWrite(sol_motor_2, LOW);
 digitalWrite(sag_motor_1, HIGH);
 digitalWrite(sag_motor_2, LOW);

}

void sag(){

 digitalWrite(sol_motor_1, LOW);
 digitalWrite(sol_motor_2, HIGH);
 digitalWrite(sag_motor_1, LOW);
 digitalWrite(sag_motor_2, HIGH);

}

void dur(){

 digitalWrite(sol_motor_1, LOW);
 digitalWrite(sol_motor_2, LOW);
 digitalWrite(sag_motor_1, LOW);
 digitalWrite(sag_motor_2, LOW);

}

void loop() {

 long duration, distance;
 digitalWrite(trig, LOW);
 delayMicroseconds(2);
 digitalWrite(trig, HIGH);
 delayMicroseconds(10);
 digitalWrite(trig, LOW);
 duration = pulseIn(echo, HIGH);
 distance = (duration/2) / 29.1;

if(mySerial.available()){
 data = mySerial.read();
 Serial.println(data);
}

if(data == 'F'){
 ileri();
}

else if(data == 'B'){
 geri();
}

else if(data == 'L'){
 sol();
}

else if(data == 'R'){
 sag();
}

else if(data == 'S'){
 dur();
}

}