Multi Mode Robot Controller using NRF-24, A special remote is built that can be used for any radio-controlled projects
Modes in this Robot
- Remote Controlled
- Obstacle Avoid
- Line Follower
Push buttons in the remote acts as mode changer
left button is for '+', right button for '-'
It is built using given parts:
| Material | Quantity |
|---|---|
| Arduino nano or pro mini | 1 |
| NRF-24 | 1 |
| Zero PCB or Dot-Board | 1 |
| Joystick | 2 |
| push button | 2 |
| Potentiometer | 2 |
| on off switch | 1 |
| 1K ohm Resistor(PULL DOWN Res For PUSH Buttons) | 2 |
| 330 ohm Resistor(PULL UP Res For PUSH Buttons) | 2 |
| 12V power source | 1 |
Connections
| Arduino Pins | Peripheral Pin |
|---|---|
| A3 | Left Joystick X |
| A2 | Left Joystick Y |
| A4 | Right Joystick X |
| A5 | Right Joystick Y |
| A0 | Right Pot |
| A1 | Left Pot |
| 2 | Right Push Button |
| 3 | Left Push Button |
| 10 | NRF-24 CE pin |
| 9 | NRF-24 CSN pin |
| 11 | NRF-24 MOSI pin |
| 12 | NRF-24 MISO pin |
| 13 | NRF-24 SCK pin |
Between Arduino pin 2 and ground connect the 1K ohm resistor
Between Arduino pin 3 and ground connect the 1K ohm resistor
One end on push button connect to 5v other end to digital pins (2, 3) via 330 ohm resistors
It is built using given parts:
| Material | Quantity |
|---|---|
| Arduino nano or pro mini | 1 |
| NRF-24 | 1 |
| Zero PCB or Dot-Board | 1 |
| 4X4 Chassis | 1 |
| MOTOR | 4 |
| Wheels | 4 |
| Motor Driver | 1 |
| Servo Motor | 1 |
| HC-SR04 Ultrasonic Sensor | 1 |
| IR Proximity Sensor | 3 |
| 12V power source | 1 |
Connection
| Arduino Pins | Peripheral Pin |
|---|---|
| 0 | Left IR Proximity |
| 1 | Centre IR Proximity |
| 2 | Right IR Proximity |
| 3 | Servo |
| A3 | Trig pin of Ultrasonic sensor |
| A2 | Echo pin of Ultrasonic sensor |
| 7 | Motor Driver Left Forward |
| 8 | Motor Driver Left Backward |
| 4 | Motor Driver Right Forward |
| 5 | Motor Driver Right Backward |
| 6 | PWM for Motor Driver |
| 10 | NRF-24 CE pin |
| 9 | NRF-24 CSN pin |
| 11 | NRF-24 MOSI pin |
| 12 | NRF-24 MISO pin |
| 13 | NRF-24 SCK pin |
