IBM MCGA Gate Array Reverse Engineering

2 comments

• fredoralive 1 hour ago
  It’s interesting that the gate arrays are supplied by Seiko, and the only known MCGA systems apart from IBM are from Epson. The bit of Seiko that made the gate arrays appears to be… Seiko Epson. So is it a coincidence? Sub-licensing? Skullduggery?
• bitwize 2 hours ago
  A fucking built-in genlock? For years I thought only Amigas had those!
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  • ggm 1 hour ago
    Put on the die, but only expose on the $$$$ builds using it?
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    • fredoralive 1 hour ago
      The article mentions that it is brought out to the connector, multiplexed with the monitor ID pins.