0
私はarduino UNOとmega2560を使用しています。 2つのモジュールNRF24L01を使用しました。 1つは送信およびその他の受信用です。 問題: arduinoシリアルモニタの受信側でランダムな値を取得します。 int型を使用すると、乱数が連続して返されます。 String型を使用すると、ランダムな文字が返されます。NRF24L01 + PA + LNA(Transciever)2台のarduinos間で通信しない
コーディング:
/*-----(Import needed libraries)-----*/
#include <SPI.h> // Comes with Arduino IDE
#include "RF24.h" // Download and Install (See above)
/*-----(Declare Constants and Pin Numbers)-----*/
//None yet
/*-----(Declare objects)-----*/
// (Create an instance of a radio, specifying the CE and CS pins.)
RF24 myRadio (7, 8); // "myRadio" is the identifier you will use in following methods
/*-----(Declare Variables)-----*/
byte addresses[][6] = {"1Node"}; // Create address for 1
int dataReceived; // Data that will be received from the transmitter
void setup() /****** SETUP: RUNS ONCE ******/
{
// Use the serial Monitor (Symbol on far right). Set speed to 115200 (Bottom Right)
Serial.begin(115200);
delay(1000);
//Serial.println(F("RF24/Simple Receive data Test"));
//Serial.println(F("Questions: [email protected]"));
myRadio.begin(); // Start up the physical nRF24L01 Radio
myRadio.setChannel(108); // Above most Wifi Channels
// Set the PA Level low to prevent power supply related issues since this is a
// getting_started sketch, and the likelihood of close proximity of the devices. RF24_PA_MAX is default.
myRadio.setPALevel(RF24_PA_MIN);
// myRadio.setPALevel(RF24_PA_MAX); // Uncomment for more power
myRadio.openReadingPipe(1, addresses[0]); // Use the first entry in array 'addresses' (Only 1 right now)
myRadio.startListening();
}//--(end setup)---
void loop() /****** LOOP: RUNS CONSTANTLY ******/
{
if (myRadio.available()) // Check for incoming data from transmitter
{
while (myRadio.available()) // While there is data ready
{
myRadio.read(&dataReceived, sizeof(dataReceived));
//Serial.println("Data is coming");
// Get the data payload (You must have defined that already!)
}
} // DO something with the data, like print it
else{
Serial.println("Data received = ");
Serial.println(dataReceived);
delay(200);}
}//--(end main loop)---