ADC (SPC700): Difference between revisions

Revision as of 18:33, 22 July 2023


Basic Info
Addressing Mode	Opcode	Length	Speed
immediate	88	2 bytes	2 cycles
	86	1 byte	3 cycles
	84	2 bytes	3 cycles
	94	2 bytes	3 cycles
	85	3 bytes	4 cycles
	95	3 bytes	5 cycles
	96	3 bytes	5 cycles
	87	2 bytes	6 cycles
	97	2 bytes	6 cycles
	99	1 byte	5 cycles
	89	3 bytes	6 cycles
	98	3 bytes	5 cycles


Flags Clobbered
N	V	P	B	H	I	Z	C
		.	.		.

ADC (Add with Carry) is an SPC700 instruction that adds the value of the two operands together (along with the carry flag) and stores the sum in the left operand. Often, the left operand is the accumulator.

External Links

Official Super Nintendo development manual on ADC: Appendix C-5 of Book I

@@ Line 90: / Line 90: @@
 |}
-'''ADC''' is an [[SPC700]] instruction that adds.
+'''ADC''' (Add with Carry) is an [[SPC700]] instruction that adds the value of the two operands together (along with the [[carry flag]]) and stores the sum in the left operand.  Often, the left operand is the accumulator.
 === See Also ===