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Block Move Addressing: Difference between revisions
From SnesLab
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=== References === | === References === | ||
* [[Eyes & Lichty]], page 388: https://archive.org/details/0893037893ProgrammingThe65816/page/n414 | * [[Eyes & Lichty]], page 388: https://archive.org/details/0893037893ProgrammingThe65816/page/n414 | ||
* "Block Moves" on page 103, lbid: https://archive.org/details/0893037893ProgrammingThe65816/page/103 | |||
* section 3.5.9 of 65c816 datasheet, https://westerndesigncenter.com/wdc/documentation/w65c816s.pdf | * section 3.5.9 of 65c816 datasheet, https://westerndesigncenter.com/wdc/documentation/w65c816s.pdf | ||
Revision as of 23:20, 6 July 2024
Two instructions use Block Move Addressing on the 65c816:
The total number of bytes copied is the value in the C accumulator plus one. If a block move is interrupted, the current byte copy is completed, then the interrupt is serviced.
References
- Eyes & Lichty, page 388: https://archive.org/details/0893037893ProgrammingThe65816/page/n414
- "Block Moves" on page 103, lbid: https://archive.org/details/0893037893ProgrammingThe65816/page/103
- section 3.5.9 of 65c816 datasheet, https://westerndesigncenter.com/wdc/documentation/w65c816s.pdf