The Zenith ZT-1 is kicking my butt and I'm running out of ideas.
Автор: Adrian's Digital Basement
Загружено: 2025-08-03
Просмотров: 58414
Описание:
I'm back on the dead Zenith ZT-1 and it's time to go through my list of faults and try to figure out what is broken. (Again!)
Part 1: • The Zenith ZT-1 tried to be a low cost gat...
Part 2: • The Zenith ZT-1 alive. Sort of.
Part 3: This part!
Part 4: • I finally fixed the Zenith ZT-1!
0:00 Intro
1:46 RGB2HDMI and glitching video
17:30 Analyzing how the 8275 actually works
40:28 Time to break out the logic analyzer (again)
-- Links
Dumps of the ROMs and other info on Github:
https://github.com/misterblack1/zenit...
Additional photos:
https://terminals-wiki.org/wiki/index...
Intel 80xx MCU datasheet:
https://www.keil.com/dd/docs/datashts...
Intel 8275 Datasheet:
https://www.jameco.com/Jameco/Product...
Adrian's Digital Basement ][ (Second Channel)
/ @adriansdigitalbasement2
Support the channel on Patreon:
/ adriansdigitalbasement
My GitHub repository:
https://github.com/misterblack1?tab=r...
--- Instructional videos
My video on chip removal without damage:
• How to remove chips without damaging the c...
--- Music
Intro music and other tracks by:
Nathan Divino
@itsnathandivino
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