The principle used for the previous z80/CPM board support was using the WAIT signal, in response to an IORQ request
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4 Parts (Z80,RAM,Psoc4,SDCARD) Z80 SBC
My target has been to create a functional Z80 board using minimum parts while being able to run Grant Searle’s
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On just one breadboard now … I removed the 32-pin flash and replaced it by an SPI-SD card breakout board.
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