Z80_interface_with_partial_decoding_for_A_D_converter

Published:2009/7/23 21:20:00 Author:Jessie | From:SeekIC

This circuit shows a Z80 interface for the ADC0808/0809 where the DM8131 decodes 5 address bits and the IOREQ I/O request strobe. Two NOR gates gate the RD and WR strobes for ALE, START, and OE inputs.



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