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M34512M2 Datasheet, PDF (56/80 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
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MITSUBISHI MICROCOMPUTERS
4512 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
INSTRUCTION CODE TABLE
010000 011000
D9–D4 000000000001000010000011000100 000101000110 000111001000 001001001010 001011001100 001101 001110 001111
010111 011111
Hex.
D3–D0 notation
00
01
02
03
04
05
06
07
08
09
0A
0B 0C 0D 0E
0F 10–17 18–1F
0000
0
NOP
BLA
SZB
0
BMLA
–
TASP A
0
LA TABP TABP –
0
0 16***
– BML BML*** BL BL*** BM B
0001 1
–
CLD
SZB
1
–
–
TAD
A
1
LA TABP TABP –
1
1 17***
– BML BML*** BL BL*** BM B
0010 2
POF
–
SZB
2
–
–
TAX
A
2
LA TABP TABP –
2
2 18***
– BML BML*** BL BL*** BM B
0011
3
SNZP INY
SZB
3
–
–
TAZ
A
3
LA TABP TABP –
3
3 19***
– BML BML*** BL BL*** BM B
0100 4
DI RD SZD –
RT TAV1
A
4
LA TABP TABP –
4
4 20***
– BML BML*** BL BL*** BM B
0101 5
EI
SD SEAn –
RTS TAV2
A
5
LA TABP TABP –
5
5 21***
– BML BML*** BL BL*** BM B
0110 6 RC – SEAM – RTI –
A
6
LA TABP TABP –
6
6 22***
– BML BML*** BL BL*** BM B
0111 7 SC DEY –
–
–
–
A
7
LA TABP TABP –
7
7 23***
– BML BML*** BL BL*** BM B
1000 8
–
AND
–
LZ
SNZ0 0
–
A
8
LA TABP TABP –
8
8 24***
– BML BML*** BL BL*** BM B
1001 9
–
OR
TDA SNZ1
LZ
1
–
A
9
LA TABP TABP –
9
9 25***
– BML BML*** BL BL*** BM B
1010 A
AM
TEAB TABE SNZI0
LZ
2
–
A LA TABP TABP –
10 10 10 26***
– BML BML*** BL BL*** BM B
1011 B AMC –
–
SNZI1
LZ
3
EPOF
A
11
LA TABP TABP –
11 11 27***
– BML BML*** BL BL*** BM B
1100 C TYA CMA –
–
RB SB A
0
0 12
LA TABP TABP –
12 12 28***
– BML BML*** BL BL*** BM B
1101 D
– RAR –
–
RB SB A
1
1 13
LA TABP TABP
13 13 29***
–
– BML BML*** BL BL*** BM B
1110 E TBA TAB
RB
– TV2A 2
SB
2
A
14
LA TABP TABP
14 14 30***
–
– BML BML*** BL BL*** BM B
1111 F
–
RB
TAY SZC TV1A 3
SB
3
A
15
LA TABP TABP
15 15 31***
–
– BML BML*** BL BL*** BM B
The above table shows the relationship between machine language codes and machine language instructions. D3–D0 show the low-order
4 bits of the machine language code, and D9–D4 show the high-order 6 bits of the machine language code. The hexadecimal representa-
tion of the code is also provided. There are one-word instructions and two-word instructions, but only the first word of each instruction is
shown. Do not use code marked “–.”
The codes for the second word of a two-word instruction are described below.
BL
BML
BLA
BMLA
SEA
SZD
The second word
10 paaa aaaa
10 paaa aaaa
10 pp00 pppp
10 pp00 pppp
00 0111 nnnn
00 0010 1011
• *** cannot be used in the M34512M2-XXXFP.
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