crwdns2936637:0crwdne2936637:0 crwdns2853008:0crwdne2853008:0 crwdns2918746:0crwdne2918746:0
crwdns2918538:0crwdne2918538:0

Microdigital TK 85 Teardown

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Microchips identification

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crwdns2935483:0crwdne2935483:0

Microprocessor

Rom

Eprom

Ram

Oscilator 555. Works as an PWM 5 Volt power supply to the micropocessor.

Spare space for an audio integrated circuit. It was never implemented in producion in this model.

Voltage regulator 7805

Frequency divider = 6,5Mhz used for video and 3,25Mhz used for actual clock.

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