The TMS-1040 is similar to the TMS-1070, but with a different pinout. It was used in the Tomytronics Break Up LED game.

Tomy Break Up

Break-out type LED game

Hardware description and pinout

full die shot top metal

full die shot with top metal layer removed

ROM array after acid

raw ROM dump

ROM dump in TMS1000 order

pic of PCB showing LED layout

pic of bezel

Break Up uses a TMS1025 I/O expander

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