HMCS44C,HMCS44CL--------------------------------------------------------
• INSTRUCTION LIST
The instructions
of
the HMCS44C are listed according to their
functions, as shown in Table
4.
Table 4 Instruction List
Group Mnemonic Function
LAB
B-+A
LBA
A-+B
Register • Register
LAY
Y-+A
Instruction LASPX SPX -+ A
LASPY
SPY
-+ A
XAMRm
A
....
MR
(m)
LXA
A-+X
LYA
A-+Y
LXI i
i
-+ X
LYI
i i -+ Y
IY
Y+1
-+ Y
RAM
Address Register
DY
Y-1
-+ Y
Instruction
AYV
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
<-+
SPX)
LMADY
(X)
A -+ M, Y
-1
-+
Y
(X
<-+ SPX)
LMIlYi
Immediate Transfer
i
-+ M.
Y+1
-+
Y
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)
DAS
Decimal Adjustment (Subtraction)
Arithmetic
Instruction
A+1
-+ A NEGA
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
56
Status
NZ
NB
C
NB
NZ
NB
NZ
C
NZ
NB
C
NB
C
C (F/F)
(to be continued)
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