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int val;
int enA = 9;
int in1 = 6;
int in2 = 2;
int in3 = 4;
int in4 = 3;
int enB = 5;
void setup()
{
Serial1.begin(9600);
pinMode(enA, OUTPUT);
pinMode(in1, OUTPUT);
pinMode(in2, OUTPUT);
pinMode(13, OUTPUT); 
pinMode(enB, OUTPUT);
}

void acc(){
  for(int i=0; i<256; i++){
    analogWrite(enB, i);
    analogWrite(enA, i);
    delay(40);
  }
}

void dec(){
    for(int i=255; i>0; --i){
    analogWrite(enB, i);
    analogWrite(enA, i);
    delay(40);
}}
void(* resetFunc) (void) = 0;

void loop()
{
if (Serial1.available()) // проверка поданных команд
{
val = Serial1.read();
if (val == '8') //вперед
  {
digitalWrite(13, HIGH);
digitalWrite(in1,LOW);
digitalWrite(in2, HIGH);
digitalWrite(in3,LOW);
digitalWrite(in4, HIGH);
acc();
dec();
delay(40);
  }
if (val == '4') //ліво
  {
digitalWrite(13, HIGH);
digitalWrite(in1,HIGH);
digitalWrite(in2, LOW);
digitalWrite(in3,LOW);
digitalWrite(in4, HIGH);
acc();
dec();
delay(40);
  }
if (val == '6') //право
  {
digitalWrite(13, HIGH);
digitalWrite(in1,LOW);
digitalWrite(in2, HIGH);
digitalWrite(in3,HIGH);
digitalWrite(in4, LOW);
acc();
dec();
delay(40);
  }
if (val == '2') //назад
  {
digitalWrite(13, HIGH);
digitalWrite(in1,HIGH);
digitalWrite(in2, LOW);
digitalWrite(in3,HIGH);
digitalWrite(in4, LOW);
acc();
dec();
delay(40);
  } 
if(val =='1')
  {
resetFunc();
  }
}
}

#include <SPI.h>
#include <nRF24L01.h>
#include <RF24.h>
#include <SoftwareSerial.h>
#include <Arduino.h>


SoftwareSerial Peredacha(19,18);
RF24 radio(52, 51); // CE, CSN
const byte address[6] = "00002";
char data;

void setup() {
  Peredacha.begin(9600);
  radio.begin();
  radio.openWritingPipe(address);
  radio.setPALevel(RF24_PA_MIN);
  radio.stopListening();
}
void loop() {
  if (Peredacha.available() > 0) 
    {
    data = Peredacha.read();
    }

  //int values[1] = {data};
  radio.write(&data, sizeof(data));
}

#include <SPI.h>
#include <nRF24L01.h>
#include <RF24.h>
#define enA 9
#define in1 6
#define in2 2
#define in3 4
#define in4 3
#define enB 5
char rx;
char motorspeed;

RF24 radio(7, 8); // CE, CSN
const byte address[6] = "00002";
void setup() {
  pinMode(enA, OUTPUT);
  pinMode(enB, OUTPUT);
  pinMode(in1, OUTPUT);
  pinMode(in2, OUTPUT);
  pinMode(in3, OUTPUT);
  pinMode(in4, OUTPUT);
  radio.begin();
  radio.openReadingPipe(0, address);
  radio.setPALevel(RF24_PA_MIN);
  radio.startListening();
}
void loop() {
  if (radio.available()) 
  {
    radio.read(&rx, sizeof(rx));
  }
   if (rx = 8) 
    {
      digitalWrite(in1,LOW);
      digitalWrite(in2, HIGH);
      digitalWrite(in3,LOW);
      digitalWrite(in4,HIGH);
      motorspeed = 100;
    }
   else if (rx = 2)
    {
      digitalWrite(in1,HIGH);
      digitalWrite(in2, LOW);
      digitalWrite(in3,HIGH);
      digitalWrite(in4,LOW);
      motorspeed = 100;
    }
    else if (rx = 6) 
    {
      digitalWrite(in1,LOW);
      digitalWrite(in2, HIGH);
      digitalWrite(in3,HIGH);
      digitalWrite(in4,LOW);
      motorspeed = 100;
    }
     else if (rx = 4) 
    {
      digitalWrite(in1,HIGH);
      digitalWrite(in2, LOW);
      digitalWrite(in3,LOW);
      digitalWrite(in4,HIGH);
      motorspeed = 100;
    }
    else 
    {
      motorspeed = 0;
    }
    if(rx = 1)
      motorspeed = 0;
    analogWrite(enA,motorspeed);
    analogWrite(enB,motorspeed);
    
  
}