# gbfk Brainf*ck Interpreter for GameBoy Compiled with SDCC 3.7.1 ``` Button Mapping: UP: cursor up DOWN: cursor down LEFT: cursor left RIGHT: cursor right START: Execute/Exit Program SELECT: Erase Char Put instruction: Hold A: UP: +: Cell increase DOWN: -: Cell decrease LEFT: <: Cell address decrease RIGHT: >: Cell address increase Hold B: UP: .: Output Cell DOWN: ,: Input Char LEFT: [: Bracket left RIGHT: ]: Bracket right ```