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BIT: Difference between revisions

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(added Leventhal page)
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* [[MCS6500 Manual]] page on BIT: https://archive.org/details/mos_microcomputers_programming_manual/page/n62
* [[MCS6500 Manual]] page on BIT: https://archive.org/details/mos_microcomputers_programming_manual/page/n62
* [[Carr]] page on BIT: https://archive.org/details/6502UsersManual/page/n262
* [[Carr]] page on BIT: https://archive.org/details/6502UsersManual/page/n262
* [[Leventhal]] page on BIT: https://archive.org/details/6502-assembly-language-programming/page/n94


[[Category:ASM]]
[[Category:ASM]]
[[Category:Group Three Instructions]]
[[Category:Group Three Instructions]]
[[Category:Inherited from 6502]]
[[Category:Inherited from 6502]]

Revision as of 09:06, 16 May 2023

BIT is a 65x instruction that performs a logical AND operation between the accumulator and memory without storing the conjunction.

Basic Info
Addressing Mode Opcode Length Speed
immediate 89 2 bytes 2 cycles
absolute 2C 3 bytes 4 cycles
direct page 24 2 bytes 3 cycles
absolute indexed X 3C 3 bytes 4 cycles
direct page indexed X 34 2 bytes 4 cycles
Flags Clobbered
N V M X D I Z C
. . . . .

External Links