We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
Program Counter Relative Addressing: Difference between revisions
From SnesLab
(→Reference: de n'd page #) |
(→References: Clark link) |
||
Line 24: | Line 24: | ||
* [[Eyes & Lichty]] page 399, https://archive.org/details/0893037893ProgrammingThe65816/page/399 | * [[Eyes & Lichty]] page 399, https://archive.org/details/0893037893ProgrammingThe65816/page/399 | ||
* section 3.5.21 of 65c816 datasheet, https://westerndesigncenter.com/wdc/documentation/w65c816s.pdf | * section 3.5.21 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:Inherited from 6502]] | [[Category:Inherited from 6502]] |
Revision as of 01:16, 24 July 2024
Program Counter Relative Addressing is supported by nine instructions:
- BCC (opcode 90)
- BCS (opcode B0)
- BEQ (opcode F0)
- BMI (opcode 30)
- BNE (opcode D0)
- BPL (opcode 10)
- BRA (opcode 80)
- BVC (opcode 50)
- BVS (opcode 70)
All of which are two bytes long.
Syntax
BRA label
See Also
Reference
- Eyes & Lichty page 399, https://archive.org/details/0893037893ProgrammingThe65816/page/399
- section 3.5.21 of 65c816 datasheet, https://westerndesigncenter.com/wdc/documentation/w65c816s.pdf
- Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#5.18