NRF24L01 PART-2 || LEDS CONTROL
CIRCUIT DIAGRAM:
COMPONENTS REQUIRED:
1. ARDUINO NANO(2).
2. NRF24L01 (2).
3. SPDT TOGGEL SWITCH(4).
4. LEDS(4).
5. BATTERIES(2).
TRANSMITTER CODE:
#include <SPI.h>
#include <RF24.h>
#include<nRF24L01.h>
#define FRONT_LED A0
#define BACK_LED A1
#define BOTTOM_LED A2
RF24 radio(9,10);
const byte address[6] = "mkinventions100";
void setup() {
pinMode(FRONT_LED,INPUT_PULLUP);
pinMode(BACK_LED,INPUT_PULLUP);
pinMode(BOTTOM_LED,INPUT_PULLUP);
radio.begin();
radio.openWritingPipe(address);
radio.setPALevel(RF24_PA_HIGH);
radio.stopListening();
}
void loop() {
int LIGHTS[3];
LIGHTS[0] = digitalRead(FRONT_LED);
LIGHTS[1] = digitalRead(BACK_LED);
LIGHTS[2] = digitalRead(BOTTOM_LED);
radio.write(&LIGHTS,sizeof(LIGHTS));
delay(100);
}
RECEIVER CODE:
#include <SPI.h>
#include <nRF24L01.h>
#include <RF24.h>
#define FRONT_LED A0
#define BACK_LED A1
#define BOTTOM_LED A2
RF24 radio(9, 10); // CE, CSN
const byte address[6] = "mkinventions100";
void setup() {
pinMode(FRONT_LED,OUTPUT);
pinMode(BACK_LED,OUTPUT);
pinMode(BOTTOM_LED,OUTPUT);
radio.begin();
radio.openReadingPipe(0, address);
radio.setPALevel(RF24_PA_MIN);
radio.startListening();
}
void loop() {
if (radio.available()) {
LED_LIGHTS();
}
}
void LED_LIGHTS(){ delay(100); int LIGHTS[3]; radio.read(&LIGHTS, sizeof(LIGHTS)); if (LIGHTS[0]==0) { //FRONT LIGHTS 0N analogWrite(FRONT_LED,255); } if (LIGHTS[0]==1) { //FRONT LIGHTS OFF analogWrite(FRONT_LED,0); } if (LIGHTS[1]==0) { //BACK LIGHTS ON analogWrite(BACK_LED,255); } if (LIGHTS[1]==1) { //BACK LIGHTS OFF analogWrite(BACK_LED,0); } if (LIGHTS[2]==0) { //BOTTOM LIGHTS ON analogWrite(BOTTOM_LED,255); } if (LIGHTS[2]==1) { //BOTTOM LIGHTS OFF analogWrite(BOTTOM_LED,0); } }///END LIGHTS---------------------------------------------
void LED_LIGHTS(){ delay(100); int LIGHTS[3]; radio.read(&LIGHTS, sizeof(LIGHTS)); if (LIGHTS[0]==0) { //FRONT LIGHTS 0N analogWrite(FRONT_LED,255); } if (LIGHTS[0]==1) { //FRONT LIGHTS OFF analogWrite(FRONT_LED,0); } if (LIGHTS[1]==0) { //BACK LIGHTS ON analogWrite(BACK_LED,255); } if (LIGHTS[1]==1) { //BACK LIGHTS OFF analogWrite(BACK_LED,0); } if (LIGHTS[2]==0) { //BOTTOM LIGHTS ON analogWrite(BOTTOM_LED,255); } if (LIGHTS[2]==1) { //BOTTOM LIGHTS OFF analogWrite(BOTTOM_LED,0); } }///END LIGHTS---------------------------------------------
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