Back to the Future LCD game

Back to the Future used a Sharp SM-510 MCU (die ID MC3)

ROM array

ROM array with top metal removed

raw ROM dump

ROM dump

Buttons:
       K1         K2         K3          K4       Beta       BA
S1     --         --       Repair        --        --        --
S2     --       Right       Left         --        --        --
S3     --       Brake        --          --        --        --
S4 Accelerate   Rescue       --          --        --        -- 
S5   Pause        --         --          --        --        --
GND    --         --         --          On        --        --
VDD    --         --         --          --       Off      Sound