The series Arduino for beginners: Bluetooth HC-05 : AT Mode
Enter AT Mode in Module Bluetooth HC-05 tutorials.
1:52 Don't forget to select "Both NL & CR" and "9600 baud" at the bottom right of Serial Monitor
Enter AT Mode in Module Bluetooth HC-05 tutorials.
1:52 Don't forget to select "Both NL & CR" and "9600 baud" at the bottom right of Serial Monitor