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Title:Gigatron Retro TTL Microcomputer Built on FPGA
Duration:13:33
Viewed:5,447
Published:30-05-2024
Source:Youtube

FPGA implementation of the processor-less Gigatron TTL Computer on the low-cost Tang Nano 9K FPGA board. This video shows how the Gigatron works, how to use it and how I built it on FPGA. Thank you to PCBWay for sponsoring this video. Get PCBs, 3D printing and sheet metal works: https://www.pcbway.com/?from=Doctor%20Volt Consider supporting this channel on Patreon and get updates about ongoing projects and ad-free preview videos! https://www.patreon.com/docvolt Tools: Gowin EDA: https://www.gowinsemi.com/en/support/home/ Repositories: Official: https://github.com/kervinck/gigatron-rom https://github.com/kervinck/gigatron-rom/tree/master/Contrib/docvolt Fork with newest changes: https://github.com/michalin/gigatron-rom/tree/master/Contrib/docvolt Items used in this video: Tang Nano FPGA board: https://amzn.to/4dS3QFw Oscilloscope: https://amzn.to/3R48DtM Hot air rework station: https://amzn.to/3yzfSU2 Please use these links for your order to support the channel. It's the same price for you, but I'll get a small commission. 00:00 - Start 00:57 - How it works 03:00 - Bitbanging Video 04:23 - The virtual CPU (vCPU) 05:13 - FPGA 07:00 - Make custom PCB 07:53 - Assembly 09:02 - Shortcomings 09:45 - Adding and removing programs 10:26 - Babelfish



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