Technical stuff Port addresses for interfaces and peripherals. Waste of bits. This is not list of port addresses by popular peripherals/interfaces. I try giving here some explanations of used systems, and how to design address decoders, and using which addresses. CCT diagram of Spectrum 128 |
about Spectrum Following is intended for authors of Spectrum emulators. I included here only results of my research: Cassette/EAR/MIC port. Issue 2 and 3 |
Spectrum
Webring site by Pera
Putnik
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