This works perfectly - (NSString *)stringFromHexString:(NSString *)hexString { // The hex codes should all be two characters. if ... ... <看更多>

HEX, ASCII & UNICODE - The "What" and the "How" - Learn to Code Series - Video #20. The Learn ... ... <看更多>

Is your feature request related to a problem? Please describe. I'm always frustrated when I have hex data that is encoded in ascii format ... ... <看更多>

If you have a byte variable b , you can. write(b) it as it is. if it is ASCII code of a readable character, the Serial Monitor will display ... ... <看更多>