M34512M2 Datasheet, PDF (64/80 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

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MITSUBISHI MICROCOMPUTERS
4512 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
MACHINE INSTRUCTIONS (continued)
Parameter
Instruction code
Mnemonic
Type of
instructions
D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
Hexadecimal
notation
SNZI0
0 0 0 0 1 1 1 0 1 0 03A 1
Function
1 I12 = 1 : (INT0) = “H” ?
I12 = 0 : (INT0) = “L” ?
SNZI1
0 0 0 0 1 1 1 0 1 1 0 3 B 1 1 I22 = 1 : (INT1) = “H” ?
I22 = 0 : (INT1) = “L” ?
TAV1
TV1A
TAV2
TV2A
TAI1
TI1A
TAI2
TI2A
TAW1
TW1A
TAW2
TW2A
TAW3
TW3A
TAW4
TW4A
TAB1
T1AB
TAB2
T2AB
0001010100
0000111111
0001010101
0000111110
1001010011
1000010111
1001010100
1000011000
1001001011
1000001110
1001001100
1000001111
1001001101
1000010000
1001001110
1000010001
1001110000
1000110000
1001110001
1000110001
0 5 4 1 1 (A) ← (V1)
0 3 F 1 1 (V1) ← (A)
0 5 5 1 1 (A) ← (V2)
0 3 E 1 1 (V2) ← (A)
2 5 3 1 1 (A) ← (I1)
2 1 7 1 1 (I1) ← (A)
2 5 4 1 1 (A) ← (I2)
2 1 8 1 1 (I2) ← (A)
2 4 B 1 1 (A) ← (W1)
2 0 E 1 1 (W1) ← (A)
2 4 C 1 1 (A) ← (W2)
2 0 F 1 1 (W2) ← (A)
2 4 D 1 1 (A) ← (W3)
2 1 0 1 1 (W3) ← (A)
2 4 E 1 1 (A) ← (W4)
2 1 1 1 1 (W4) ← (A)
2 7 0 1 1 (B) ← (T17–T14)
(A) ← (T13–T10)
2 3 0 1 1 (R17–R14) ← (B)
(T17–T14) ← (B)
(R13–R10) ← (A)
(T13–T10) ← (A)
2 7 1 1 1 (B) ← (T27–T24)
(A) ← (T23–T20)
2 3 1 1 1 (R27–R24) ← (B)
(T27–T24) ← (B)
(R23–R20) ← (A)
(T23–T20) ← (A)
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