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STEbus and PC104 bus 80188 CPU board

A master of two popular industrial buses

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This board was designed when PC104 was gaining popularity.

All this functionality was achieved by using surface mounting and placing the STEbus address and data buffers under the memory chips.

I don't have this board or ROM contents.

J543 TARGET188EB manual issue D.pdf

Adobe Portable Document Format - 350.90 kB - 05/07/2024 at 01:02

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J543_TARGET188EB_German.pdf

Adobe Portable Document Format - 379.18 kB - 05/07/2024 at 01:02

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J543-TARGET188EB-French.pdf

Adobe Portable Document Format - 184.82 kB - 05/07/2024 at 01:02

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J543 TARGET188EB dimensions.pdf

Adobe Portable Document Format - 37.60 kB - 05/07/2024 at 01:03

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  • Circuit diagram

    Keith05/07/2024 at 01:59 0 comments

    1a. Block diagram

    1b. CPU and memory


    2. Clock and glue logic


    3. Serial I/O

    4. Parallel I/O


    5. Bus connections

    6. Decoupling and spare gates

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