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Line 29: [[File:IBM 8085 CPU being tested in the Alphatronic P2.jpg\|thumb\|left\|alt=IBM 8085 CPU being tested in the Alphatronic P2\|IBM 8085 CPU being tested in the Alphatronic P2]] As a side note, when studying part of the code, it was discovered that the ROS makes intensive use of the undocumented opcodes of the 8085. This was in part to hinder efforts to reverse-engineer the computer and its firmware and bring compatibility with the System/34 BASIC by emulating some of its registers. For more specific information about the 8085 microprocessor, [[8085\|refer to its article page]].

IBM System/23 Datamaster: Difference between revisions