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CLC: Difference between revisions

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(→‎External Links: Clark link)
(→‎External Links: hid archive URL for Labiak)
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=== External Links ===
=== External Links ===
* [[Eyes & Lichty]] page 441, on CLC: https://archive.org/details/0893037893ProgrammingThe65816/page/441
* [[Eyes & Lichty]] page 441, on CLC: https://archive.org/details/0893037893ProgrammingThe65816/page/441
* [[Labiak]] page 130 on CLC: https://archive.org/details/Programming_the_65816/page/n140
* [[Labiak]], [https://archive.org/details/Programming_the_65816/page/n140 page 130] on CLC
* [[MCS6500 Manual]] page 25 on CLC: https://archive.org/details/mos_microcomputers_programming_manual/page/n40
* [[MCS6500 Manual]] page 25 on CLC: https://archive.org/details/mos_microcomputers_programming_manual/page/n40
* [[Carr]] page 253 on CLC: https://archive.org/details/6502UsersManual/page/n266
* [[Carr]] page 253 on CLC: https://archive.org/details/6502UsersManual/page/n266

Revision as of 13:25, 6 August 2024

Basic Info
Addressing Mode Opcode Length Speed
Implied (type 2) 18 1 byte 2 cycles
Flags Affected
N V M X D I Z C
. . . . . . . 0

CLC is a 65x instruction that clears the carry flag.

The 6502 lacks an add-without-carry instruction, so it is important to make sure the carry flag is clear before doing an ADC or else the sum will be one too great.

Syntax

CLC

One of the first instructions a SNES game runs after coming out of reset is often a CLC so that XCE can switch to native mode.

See Also

External Links