3 ms·
The lockout chip mentioned is detailed in wikipedia: https://en.m.wikipedia.org/wiki/CIC_(Nintendo)#10NES https://en.m.wikipedia.org/wiki/CIC_(Nintendo)#10NES
by 0x0 10y ago
The lockout chip mentioned is detailed in wikipedia: https://en.m.wikipedia.org/wiki/CIC_(Nintendo)#10NES https://en.m.wikipedia.org/wiki/CIC_(Nintendo)#10NES
Some highlights include unlicensed cartridges using a "voltage spike" to knock out the chip, and the patent expiring in 2006.