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  1. Retrochallenge 2016/10 - Deadline

    I'm at my deadline for RetroChallenge 2016/10 and unfortunately I'm tantalisingly close to having something that works, but not quite there.

    I have the bitbang/slow mode working and generating pulses that match the output I get from my Bus Pirate when using it to talk to the SD …

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  2. Retrochallenge 2016/10 - Breadboard Fun

    Having finally found time to start breadboarding my SD card interface I first made sure that the edge trigger circuit I had tested in ModelSim would work when built with real components.

    An issue I had encountered previously when breadboarding RC2014 peripherals was that if I wanted to disconnect the …

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