voice = voice + c;; //Shorthand for voice = voice + c
What a useless comment.
You are reading data from the bluetooth device in two places. DO NOT DO THAT. Read all the data in one place, and decide what to do based on what you received.
voice = voice + c;; //Shorthand for voice = voice + c
What a useless comment.
You are reading data from the bluetooth device in two places. DO NOT DO THAT. Read all the data in one place, and decide what to do based on what you received.