I've uploaded the Xcat schematic and bootloader hex file to the file area.
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This will allow the brave/crazy to build a DIY Xcat.??
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NB: We missed the need for pullup resistors on A0 to A7 in the original design.??
On a "real" Xcat this was fixed by adding a 2.2K SIP resistor pack on the back?
of the connector (pins 9 to 16).
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The needed resistors are **NOT** shown on the schematic.
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73's Skip WB6YMH