Nanocomp V6 and V7 VGA Timing, Cursor and 6 Chips to 1 PLD

A project log for Nanocomp 6809 8 Bit Retro Computer on Breadboards

Wireless World Magazine in January and June 1981 published this design. Reproduced on solderless breadboards using the original Monitor ROM

dave-henryDave Henry 12/13/2022 at 20:420 Comments

Updated the display timing to better fit and enable the cursor. Updated KiCad schematics in GitHub

Design then simplified with 6 logics chips replaced with 1 Programmable Logic Device (PLD).