sbc

Operands

Subtracts B and the carry flag from A.

Every form of sbc the assembler accepts. The cycles column counts clock cycles, written as taken/not taken for the conditional forms.

Instruction	Description	Flags	Bytes	Cycles
sbc a,b	Subtracts B and the carry flag from A.	CN=1P/V=VHZS	1	4
sbc a,c	Subtracts C and the carry flag from A.	CN=1P/V=VHZS	1	4
sbc a,d	Subtracts D and the carry flag from A.	CN=1P/V=VHZS	1	4
sbc a,e	Subtracts E and the carry flag from A.	CN=1P/V=VHZS	1	4
sbc a,h	Subtracts H and the carry flag from A.	CN=1P/V=VHZS	1	4
sbc a,l	Subtracts L and the carry flag from A.	CN=1P/V=VHZS	1	4
sbc a,(hl)	Subtracts (HL) and the carry flag from A.	CN=1P/V=VHZS	1	7
sbc a,a	Subtracts A and the carry flag from A.	CN=1P/V=VHZS	1	4
sbc a,ixh undocumented	Subtracts IXH and the carry flag from A.	CN=1P/V=VHZS	2	8
sbc a,ixl undocumented	Subtracts IXL and the carry flag from A.	CN=1P/V=VHZS	2	8
sbc a,(ix+dd)	Subtracts the value pointed to by IX plus `dd` and the carry flag from A.	CN=1P/V=VHZS	3	19
sbc a,nn	Subtracts `nn` and the carry flag from A.	CN=1P/V=VHZS	2	7
sbc hl,bc	Subtracts BC and the carry flag from HL.	CN=1P/V=VHZS	2	15
sbc hl,de	Subtracts DE and the carry flag from HL.	CN=1P/V=VHZS	2	15
sbc hl,hl	Subtracts HL and the carry flag from HL.	CN=1P/V=VHZS	2	15
sbc hl,sp	Subtracts SP and the carry flag from HL.	CN=1P/V=VHZS	2	15
sbc a,iyh undocumented	Subtracts IYH and the carry flag from A.	CN=1P/V=VHZS	2	8
sbc a,iyl undocumented	Subtracts IYL and the carry flag from A.	CN=1P/V=VHZS	2	8
sbc a,(iy+dd)	Subtracts the value pointed to by IY plus `dd` and the carry flag from A.	CN=1P/V=VHZS	3	19