NEC PD750008 User Manual
Page 267
247
CHAPTER 11 INSTRUCTION SET
In-
Mne-
Number
Machine
Address-
struc-
monic
Operand
of
cycle
Operation
ing
Skip condition
tion
bytes
area
AND
A,#n4
2
2
A <– A n4
A,@HL
1
1
A <– A (HL)
*1
XA,rp’
2
2
XA <– XA rp’
rp’1,XA
2
2
rp’1 <– rp’1 XA
OR
A,#n4
2
2
A <– A n4
A,@HL
1
1
A <– A (HL)
*1
XA,rp’
2
2
XA <– X A rp’
rp’1,XA
2
2
rp’1 <- rp’1 XA
XOR
A,#n4
2
2
A <– A n4
A,@HL
1
1
A <– A
(HL)
*1
XA,rp’
2
2
XA <– XA
rp’
rp’1,XA
2
2
rp’1 <– rp’1 XA
RORC
A
1
1
CY <– A
0
, A
3
<– CY, A
n-1
<– A
n
NOT
A
2
2
A <– A
INCS
reg
1
1+S
reg <– reg+1
reg=0
rp1
1
1+S
rp1 <– rp1+1
rp1=00H
@HL
2
2+S
(HL) <– (HL)+1
*1
(HL)=0
mem
2
2+S
(mem) <– (mem)+1
*3
(mem)=0
DECS
reg
1
1+S
reg <– reg–1
reg=FH
rp’
2
2+S
rp’ <– rp’–1
rp’=FFH
SKE
reg,#n4
2
2+S
Skip if reg=n4
reg=n4
@HL,#n4
2
2+S
Skip if (HL)=n4
*1
(HL)=n4
A,@HL
1
1+S
Skip if A=(HL)
*1
A=(HL)
XA,@HL
2
2+S
Skip if XA=(HL)
*1
XA=(HL)
A,reg
2
2+S
Skip if A=reg
A=reg
XA,rp’
2
2+S
Skip if XA=rp’
XA=rp’
SET1
CY
1
1
CY <– 1
CLR1
CY
1
1
CY <– 0
SKT
CY
1
1+S
Skip if CY=1
CY=1
NOT1
CY
1
1
CY <– CY
Comparison
Increment/decrement
Accumulator
manipulation
Arithmetic/logical
Carry flag
manipulation