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| | | /* There was a help from these two pages: |
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| | | https://forum.arduino.cc/t/connect-nrf24l01-to-esp32/678710/4 |
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| | | https://electropeak.com/learn/wireless-communication-w-arduino-and-nrf24l01/ |
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| | | */ |
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| | | |
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| | | #include <RF24_config.h> |
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| | | #include <nRF24L01.h> |
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| | | #include <RF24.h> |
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| | | #include <printf.h> |
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| | | |
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| | | #include<WiFi.h> |
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| | | |
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| | | #define IN_TRIGGER 18 |
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| | | #define OUT_TRIGGER 19 |
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| | | #define IN_TRIGGER 17 |
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| | | #define OUT_TRIGGER 16 |
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| | | |
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| | | |
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| | | RF24 radio(22, 21); // CE, CSN |
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| | | |
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| | | const byte address[6] = {'R','E','C','V', '1'}; |
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| | | char dataToSend[4] = "TRG"; |
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| | | |
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| | | void IRAM_ATTR isr() { |
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| | | digitalWrite(OUT_TRIGGER, HIGH); |
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| | | radio.write( &dataToSend, sizeof(dataToSend) ); |
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| | | delay(1); |
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| | | digitalWrite(OUT_TRIGGER,LOW); |
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| | | } |
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| | | |
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| | | |
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| | | void setup() { |
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| | | // put your setup code here, to run once: |
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| | |
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| | | WiFi.mode(WIFI_OFF); |
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| | | btStop(); |
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| | | |
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| | | |
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| | | radio.begin(); |
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| | | radio.openWritingPipe(address); |
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| | | radio.setPALevel(RF24_PA_MIN); |
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| | | //radio.setDataRate( RF24_250KBPS ); |
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| | | |
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| | | pinMode(IN_TRIGGER, INPUT_PULLUP); |
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| | | pinMode(OUT_TRIGGER, OUTPUT); |
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| | | attachInterrupt(IN_TRIGGER, isr, RISING); |
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| | | |
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| | | |
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| | | } |
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