IBM System/23 Datamaster: Difference between revisions
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Updated diagnostics with data bus test |
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! Test !! Description !! Notes
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| FF (uninitialized) || Data bus test || writes and reads to port 0x4C (8255 managing keyboard, port A)
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| 01 || CPU || 8085 self-test
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| 02 || First unpaged ROS ROM || This is the ROM at 0000h
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