T-Card / Intellicharger Page

What is a T-Card? A T-Card was a special, rare form of Intellivision cartridge which could use ordinary ROMS, instead of the wierd GI ROMS. Here are some scans of a T-Card circuit board owned by DougM: “Oh – that’s why they call it a T-Card.. ” The Intellicharger The Intellicharger will be a tool … [Read more…]

Astrocade

Schematics Scans: Astrocade Schematics(NOTE: Better copies of the service manual coming soon!) Information: (most of) “The Nutting Manual” (7.2 Meg PDF file, 151 pages)(Commented BIOS source listing not scanned in yet) This contains docs on the BIOS calls and the custom IC’s, etc. It still needs the last half scanned in, which is the source … [Read more…]

Intellivoice Information

I am currently reverse-engineering the Intellivoice with the hopes of simulating it, and being able to generate voice data for new games. I have been lucky enough to enlist the help of Ron Carlson, the man who directed the entire Intellivoice Project at Mattel. Much of the info on this page was provided by him. … [Read more…]

DASM1600

  DASM1600 – An Intellivision Disassembler ┬ádasm1600.zip (binary, source, and doc files for DOS) This is my second working version of a CP1600 disassembler. I wrote it to allow be to take a look at the code inside the Intellivision. from dasm1600.txt… DASM1600.exe v0.3 – by Frank Palazzolo v0.3 Changes – Added by J. Zbiciak … [Read more…]

General Instruments Speech Synthesizer Chips

The GI SP0250 and SP0256 series speech chips were used for the first wave of commercial voice synthesizers in the late 70’s and early 80’s. In an application, they allow speech data to be stored in a highly compressed format, which was very important in the days when ROM space was expensive. They synthesize speech … [Read more…]

The TMS5220 Series Speech Synthesizer

The TI TMS5110/5220 series speech chips were used for the first wave of commercial voice synthesizers in the late 70’s and early 80’s. In an application, they allow speech data to be stored in a highly compressed format, which was very important in the days when ROM space was expensive. They synthesize speech using a … [Read more…]