Hitachi AP1 Data Book page 80

4-bit single-chip microcomputer
Table of Contents

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HMCS45C,HMCS45CL-------------------------------------------------------
• INSTRVCTION LIST
The instructions of the HMCS45C 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~r
SYY
Y-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)
Immediate Transfer
LMIIYi
i~M.
Y+1
-+
Y
LAI i
i~A
Instruction
LBI i
i~B
Ali
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
78
Status
NZ
NB
C
NB
NZ
NB
NZ
C
NZ
NB
C
NB
C
C (F/F)
(to be continued)

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