Brix © 1982 Cinematronics.
Brix is the prototype version of ZZYZZYXX (it was renamed to ZZYZZYXX before release).
Main CPU : Zilog Z80 (@ 3 Mhz)
Sound CPU : Zilog Z80 (@ 1.5 Mhz)
Sound Chips : General Instrument AY8910 (@ 1.5 Mhz)
Screen orientation : Vertical
Video resolution : 224 x 256 pixels
Screen refresh : 60.00 Hz
Palette colors : 32
Players : 2
Control : 2-way joystick (vertical)
Buttons : 1