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--------------------------------------------------------HMCS47C,HMCS47CL
• INSTRlJCTION LIST
The instructions of the HMCS4 7C are listed according to
their functions, as shown in Table 6 .
Table 6 Instruction List
Group
Mnemonic
Function
LAB
B
~
A
LBA
A
~
B
Register· Register
LAY
Y
~
A
Instruction
LASPX
SPX
~
A
LASPY
Spy
~
A
XAMR m
A
~
MR(m)
LXA
A
~
X
LYA
A
~
Y
LXI i
i
~
X
LYI i
i
~
Y
RAM Address Register
IY
Y+1
~
Y
DY
Y-1
~
Y
Instruction
AYY
Y+A
~
Y
SYY
V-A
~
Y
XSPX
X
~
SPX
XSPY
Y
~
Spy
XSPXY
X
~
SPX.
Y
~
Spy
LAM (XY)
M
~
A
(XY
~
SPXY)
LBM (XY)
M
~
B
(XY
~
SPXY)
RAM • Register
XMA (XY)
M
~
A
(XY
~
SPXY)
Instruction
XMB (XY)
M
~
B
(XY
~
SPXY)
LMAIY (X)
A
~
M, Y+1
~
Y
(X
~
LMADY (X)
A
~
M, Y-1
~
Y
(X
~
LMIIY i
i
~
M. Y+1
~
Y
Immediate Transfer
LAI i
i
~
A
Instruction
LBI i
i
~
B
AI i
A+i
~
A
IB
B+1
~
B
DB
B-1
~
B
AMC
M+A+C (F/F)
~
A
SMC
M-A-C (F/F)
~
A
AM
M+A
~
A
DAA
Decimal Adjustment (Addition)
Arithmetic Instruction
DAS
Decimal Adjustment (Subtraction)
NEGA
A+1
~
A
COMB
B
~
B
SEC
"1"
-+
C (F/F)
REC
"0"
~
C (F/F)
TC
Test
C (F/F)
ROTL
Rotation Left
ROTR
Rotation Right
OR
AUB
~
A
131
Status
NZ
NB
C
NB
SPX)
NZ
SPX)
NB
NZ
C
NZ
NB
C
NB
C
C (F/F)
(to be continued)
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