From c0cf4ba34364b0f4e619eab939848a4c02387c47 Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Sun, 27 Mar 2022 20:55:14 +0000
Subject: [PATCH] Finalziing a pre-version of documentation
---
firmware/trigger_firmware/trigger_firmware.ino | 29 +++++++++++++++++++++++++++--
1 files changed, 27 insertions(+), 2 deletions(-)
diff --git a/firmware/trigger_firmware/trigger_firmware.ino b/firmware/trigger_firmware/trigger_firmware.ino
index a76cd54..26b41b3 100644
--- a/firmware/trigger_firmware/trigger_firmware.ino
+++ b/firmware/trigger_firmware/trigger_firmware.ino
@@ -1,14 +1,32 @@
+/* There was a help from these two pages:
+https://forum.arduino.cc/t/connect-nrf24l01-to-esp32/678710/4
+https://electropeak.com/learn/wireless-communication-w-arduino-and-nrf24l01/
+*/
+
+#include <RF24_config.h>
+#include <nRF24L01.h>
+#include <RF24.h>
+#include <printf.h>
+
#include<WiFi.h>
-#define IN_TRIGGER 18
-#define OUT_TRIGGER 19
+#define IN_TRIGGER 17
+#define OUT_TRIGGER 16
+
+RF24 radio(22, 21); // CE, CSN
+
+const byte address[6] = {'R','E','C','V', '1'};
+char dataToSend[4] = "TRG";
void IRAM_ATTR isr() {
digitalWrite(OUT_TRIGGER, HIGH);
+ radio.write( &dataToSend, sizeof(dataToSend) );
delay(1);
digitalWrite(OUT_TRIGGER,LOW);
}
+
+
void setup() {
// put your setup code here, to run once:
@@ -16,9 +34,16 @@
WiFi.mode(WIFI_OFF);
btStop();
+
+ radio.begin();
+ radio.openWritingPipe(address);
+ radio.setPALevel(RF24_PA_MIN);
+ //radio.setDataRate( RF24_250KBPS );
+
pinMode(IN_TRIGGER, INPUT_PULLUP);
pinMode(OUT_TRIGGER, OUTPUT);
attachInterrupt(IN_TRIGGER, isr, RISING);
+
}
--
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