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SBC: Difference between revisions
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'''SBC''' (Subtract with Carry/Borrow) is 65x instruction that performs a subtraction. | '''SBC''' (Subtract with Carry/Borrow) is 65x instruction that performs a subtraction. | ||
{| class="wikitable" style="float:right;clear:right;width:30%" | |||
!colspan="8"|Basic Info | |||
|+ | |||
|'''Addressing Mode''' | |||
|'''Opcode''' | |||
|'''Length''' | |||
|'''Speed''' | |||
|+ | |||
|immediate | |||
|E9 | |||
|2 bytes | |||
|2 cycles | |||
|+ | |||
|absolute | |||
|ED | |||
|3 bytes | |||
|4 cycles | |||
|+ | |||
|absolute long | |||
|EF | |||
|4 bytes | |||
|5 cycles | |||
|+ | |||
|direct page | |||
|E5 | |||
|2 bytes | |||
|3 cycles | |||
|+ | |||
|direct page indirect | |||
|F2 | |||
|2 bytes | |||
|5 cycles | |||
|+ | |||
|direct page indirect long | |||
|E7 | |||
|2 bytes | |||
|6 cycles | |||
|+ | |||
|absolute indexed by X | |||
|FD | |||
|3 bytes | |||
|4 cycles | |||
|+ | |||
|absolute long indexed by X | |||
|FF | |||
|4 bytes | |||
|5 cycles | |||
|+ | |||
|absolute indexed by Y | |||
|F9 | |||
|3 bytes | |||
|4 cycles | |||
|+ | |||
|direct page indexed by X | |||
|F5 | |||
|2 bytes | |||
|4 cycles | |||
|+ | |||
|direct page indirect indexed by X | |||
|E1 | |||
|2 bytes | |||
|6 cycles | |||
|+ | |||
|direct page indirect indexed by Y | |||
|F1 | |||
|2 bytes | |||
|5 cycles | |||
|+ | |||
|direct page indirect long indexed by Y | |||
|F7 | |||
|2 bytes | |||
|6 cycles | |||
|+ | |||
|stack relative | |||
|E3 | |||
|2 bytes | |||
|4 cycles | |||
|+ | |||
|stack relative indirect indexed by Y | |||
|F3 | |||
|2 bytes | |||
|7 cycles | |||
|} | |||
{| class="wikitable" style="float:right;clear:right;width:30%" | {| class="wikitable" style="float:right;clear:right;width:30%" |
Revision as of 05:42, 2 May 2023
SBC (Subtract with Carry/Borrow) is 65x instruction that performs a subtraction.
Basic Info | |||||||
---|---|---|---|---|---|---|---|
Addressing Mode | Opcode | Length | Speed | ||||
immediate | E9 | 2 bytes | 2 cycles | ||||
absolute | ED | 3 bytes | 4 cycles | ||||
absolute long | EF | 4 bytes | 5 cycles | ||||
direct page | E5 | 2 bytes | 3 cycles | ||||
direct page indirect | F2 | 2 bytes | 5 cycles | ||||
direct page indirect long | E7 | 2 bytes | 6 cycles | ||||
absolute indexed by X | FD | 3 bytes | 4 cycles | ||||
absolute long indexed by X | FF | 4 bytes | 5 cycles | ||||
absolute indexed by Y | F9 | 3 bytes | 4 cycles | ||||
direct page indexed by X | F5 | 2 bytes | 4 cycles | ||||
direct page indirect indexed by X | E1 | 2 bytes | 6 cycles | ||||
direct page indirect indexed by Y | F1 | 2 bytes | 5 cycles | ||||
direct page indirect long indexed by Y | F7 | 2 bytes | 6 cycles | ||||
stack relative | E3 | 2 bytes | 4 cycles | ||||
stack relative indirect indexed by Y | F3 | 2 bytes | 7 cycles |
Flags Clobbered | ||||||||
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N | V | M | X | D | I | Z | C | |
. | . | . | . |