8085 Reference Card – Octal

8085 Reference Card - Octal
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Create Date February 28, 2020
Last Updated July 13, 2025
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2 thoughts on “8085 Reference Card – Octal

  1. Hi,

    it seems the opcodes “MOVES AND MOVE IMMEDIATES” table is incorrect. If I compare the octal version to the hex version (which seems correct), the opcodes don’t match. I appears the column and rows in the table have been transposed. The diagonals (e.g. MOV A,A , MOV B,B , etc) are all correct, but the others are not. For example, the OP codes for MOV A,B and MOV B,A are switch. The same is true for MOV B,C and MOV C,B. It seems this is the case in the entire table.

    1. you are correct, which is particularly embarrassing because the opcodes are natively in octal. I have updated the reference card, let me know if you see anything that i missed. Thanks for pointing this out.

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