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SBC (SPC700): Difference between revisions

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* [[ADC (SPC700)]]
* [[ADC (SPC700)]]
* [[SBC]]
* [[SBC]]
* [[SUBW]]


=== External Links ===
=== External Links ===

Revision as of 06:30, 23 July 2023

Basic Info
Addressing Mode Opcode Length Speed
immediate A8 2 bytes 2 cycles
A6 1 byte 3 cycles
A4 2 bytes 3 cycles
B4 2 bytes 4 cycles
A5 3 bytes 4 cycles
B5 3 bytes 5 cycles
B6 3 bytes 5 cycles
A7 2 bytes 6 cycles
B7 2 bytes 6 cycles
B9 1 byte 5 cycles
A9 3 bytes 6 cycles
B8 3 bytes 5 cycles
Flags Affected
N V P B H I Z C
. . .

SBC (Subtract) is an SPC700 instruction that subtracts the right operand and the inverse of the carry flag from the left operand. Often, the left operand is the accumulator.

See Also

External Links