From c295dd299c29e8d64a76f2e9753fc61f4170b894 Mon Sep 17 00:00:00 2001
From: BigTire <pourv@pourv.cz>
Date: Tue, 15 Nov 2022 11:02:45 +0100
Subject: [PATCH] Bluetooth connection.

---
 bluetooth_pairing.ino | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 bluetooth_pairing.ino

diff --git a/bluetooth_pairing.ino b/bluetooth_pairing.ino
new file mode 100644
index 0000000..4ea891a
--- /dev/null
+++ b/bluetooth_pairing.ino
@@ -0,0 +1,34 @@
+#include <M5Core2.h>
+#include "BluetoothSerial.h"
+
+BluetoothSerial SerialBT;
+
+void setup() {
+   SerialBT.begin("M5Stack-Vojta"); //Bluetooth device name
+   M5.begin();
+}
+
+void loop() {
+   if (SerialBT.available()) {
+     char ch=SerialBT.read();
+     if(ch=='a' || ch=='A')
+        M5.Lcd.fillScreen(WHITE);
+     if(ch=='b' || ch=='B')
+        M5.Lcd.fillScreen(RED);
+     if(ch=='c' || ch=='C')
+        M5.Lcd.fillScreen(GREEN);
+     if(ch=='d' || ch=='D')
+        M5.Lcd.fillScreen(BLUE);        
+   }
+   M5.update();   // update button state
+   if(M5.BtnA.isPressed()) {
+      SerialBT.println("Key A");
+   }
+   if(M5.BtnB.isPressed()) {
+      SerialBT.println("Key B");
+   }
+   if(M5.BtnC.isPressed()) {
+      SerialBT.println("Key C");
+   }
+   delay(100);
+}