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Asterock PCB (Sidam 1979)


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Overview
Parts Side
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Parts side of an Asterock PCB. On the upper right corner the 6502A CPU is missing and two 2114 RAMS. On the the upper left an AD converter and two TTLs and on lower left two more TTLs are missing. The ROMS are 2708 (1kx8) instead of ATARI's 2kx8 making +12 and -5V necessary. Crystal is the same as ATARI's: 12.096MHz. Rev. of this board is stated as 10500-10505.
Picture from: http://www.citylan.it/immagini/38a.jpg (link dead - 2.3Mbyte). 




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