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m6800/m6802 instruction set
Subtract Memory from Accumulator		What links here?
Subtract Memory From Accumulator
MemonicMode OpcodeCyclesBytes
SUBA Immediate 80 2 2
Direct 90 3 2
Indexed A0 5 2
Extended B0 4 3
SUBB Immediate C0 2 2
Direct D0 3 2
Indexed E0 5 2
Extended F0 4 3


A = A - M
B = B - M

Results:
H not affected
N set if bit 7 is 1
Z set if all bits are 0
V set on 2's complement overflow
C set on carry from bit 7
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filename:microprocessors - MC6800/MC6802 - instruction set - Subtract Memory from Accumulator
filename:microprocessors%20%2D%20MC6800%2FMC6802%20%2D%20instruction%20set%20%2D%20Subtract%20Memory%20from%20Accumulator
last edit:February 06 2010 14:04:52 (-2316851 minutes ago)
ct = 1126471986.000000 = September 11 2005 16:53:06
ft = 1265483092.000000 = February 06 2010 14:04:52
dt = -139011106.000000