Remote controlled bot based on an Arduino using a radio module
The final look of the bot:
The final view of the control panel:
1.mp4
Сomponents:
-
NRF
-
NRF+
-
Motor Shield
-
Arduino Leonardo/Amperka Iskra Neo
-
Arduino Pro Micro
-
x2 18650
-
x2 DC motor
-
x2 joystick
-
RGB LED strip
-
potentiometer
-
x2 bradboard
-
powerbank
-
vape mod
-
servo 360
The bot was created to pass a certain obstacle course and unfortunately for technical reasons did not meet expectations
In the end, 1/4 of the obstacle was passed and it took 9.45 minutes to complete the entire course
- Control panel code:
#include <SPI.h>
#include <nRF24L01.h>
#include <RF24.h>
RF24 radio(8, 10);
int data[3];
#define PIN_VRX A2
#define PIN_VRY A3
void setup() {
Serial.begin(9600);
radio.begin();
radio.setChannel(1);
radio.setDataRate(RF24_1MBPS);
radio.setPALevel(RF24_PA_HIGH);
radio.openWritingPipe(0x2234567890LL);
radio.stopListening();
pinMode(A1, INPUT);
}
void loop() {
int potval = analogRead(A1);
radio.write(&data, sizeof(data));
delay(50);
Serial.println(potval);
int valX = analogRead(PIN_VRX);
int valY = analogRead(PIN_VRY);
Serial.print("X = ");
Serial.println(analogRead(PIN_VRX));
Serial.print("Y = ");
Serial.println(analogRead(PIN_VRY));
data[0] = potval;
data[1] = valX;
data[2] = valY;
}- Bot code:
#include <SPI.h>
#include <nRF24L01.h>
#include <RF24.h>
#include <Servo.h>
Servo servo;
#define servoPin 11
int data[3];
RF24 radio(9, 10);
#define SPEED_1 5
#define DIR_1 4
#define SPEED_2 6
#define DIR_2 7
#define LED_PIN 3
#define LED_NUM 3
#include "FastLED.h"
CRGB leds[LED_NUM];
byte counter;
void setup(){
Serial.begin(9600);
radio.begin();
radio.setChannel(1);
radio.setDataRate(RF24_1MBPS);
radio.setPALevel(RF24_PA_HIGH);
radio.openReadingPipe(0, 0x2234567890LL);
radio.startListening();
servo.attach(servoPin);
for (int i = 4; i < 8; i++) {
pinMode(i, OUTPUT);
FastLED.addLeds<WS2812, LED_PIN, GRB>(leds, LED_NUM);
FastLED.setBrightness(200);
}
}
void loop(){
if (radio.available()){
radio.read(&data, sizeof(data));
Serial.println(String(data[0]) + "; " + String(data[1]) + "; " + String(data[2]));
int potVal = data[0];
servo.write(map(potVal, 0, 1023, 0, 180));
delay(50);
int valX = data[1];
int valY = data[2];
if (valX < 112) {
digitalWrite(DIR_1, LOW);
analogWrite(SPEED_1, 255);
digitalWrite(DIR_2, HIGH);
analogWrite(SPEED_2, 255);
}
else if (valX > 912) {
digitalWrite(DIR_1, HIGH);
analogWrite(SPEED_1, 255);
digitalWrite(DIR_2, LOW);
analogWrite(SPEED_2, 255);
}
else if (valY < 112) {
digitalWrite(DIR_1, LOW);
analogWrite(SPEED_1, 255);
digitalWrite(DIR_2, LOW);
analogWrite(SPEED_2, 255);
}
else if (valY > 912) {
digitalWrite(DIR_1, HIGH);
analogWrite(SPEED_1, 255);
digitalWrite(DIR_2, HIGH);
analogWrite(SPEED_2, 255);
}
else if (112 < valX < 912){
digitalWrite(DIR_1, HIGH);
analogWrite(SPEED_1, 0);
digitalWrite(DIR_2, HIGH);
analogWrite(SPEED_2, 0);
}
else if (112 < valY < 912){
digitalWrite(DIR_1, HIGH);
analogWrite(SPEED_1, 0);
digitalWrite(DIR_2, HIGH);
analogWrite(SPEED_2, 0);
}
}
for (int i = 0; i < LED_NUM; i++) {
leds[i].setHue(counter + i * 255 / LED_NUM);
}
counter++;
FastLED.show();
}