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Program Counter Relative Long Addressing: Difference between revisions
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'''Program Counter Relative Long Addressing''' is supported by [[BRL]] only (opcode 82). | '''Program Counter Relative Long Addressing''' is supported by [[BRL]] only (opcode 82). | ||
The effective address is generated by adding the 16-bit signed operand to the [[program counter]]. The [[program bank register]] remains unchanged. | |||
==== Syntax ==== | |||
<pre> | |||
BRL label | |||
</pre> | |||
=== See Also === | === See Also === | ||
* [[Program Counter Relative Addressing]] | * [[Program Counter Relative Addressing]] | ||
=== | === References === | ||
* [[Eyes & Lichty]] | * [[Eyes & Lichty]], [https://archive.org/details/0893037893ProgrammingThe65816/page/400 page 400] | ||
* section 3.5.20 of 65c816 datasheet, https://westerndesigncenter.com/wdc/documentation/w65c816s.pdf | |||
* Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#5.18 | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:Addressing Modes]] | [[Category:Addressing Modes]] | ||
[[Category:65c816 additions]] | [[Category:65c816 additions]] | ||
Latest revision as of 19:35, 8 August 2024
Program Counter Relative Long Addressing is supported by BRL only (opcode 82).
The effective address is generated by adding the 16-bit signed operand to the program counter. The program bank register remains unchanged.
Syntax
BRL label
See Also
References
- Eyes & Lichty, page 400
- section 3.5.20 of 65c816 datasheet, https://westerndesigncenter.com/wdc/documentation/w65c816s.pdf
- Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#5.18