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| M34512M2 Datasheet, PDF (60/80 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER | |||
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PRELIMINARY NSocothimcaene:gpTeah.riasmisetnrioct laimfiintsalasrepescuibfijceacttioton.
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
LA n
0 0 0 1 1 1 n n n n 07n 1
1 (A) â n
n = 0 to 15
Function
TABP p
AM
0 0 1 0 p5 p4 p3 p2 p1 p0 0 8 p 1 3 (SP) â (SP) + 1
+p
(SK(SP)) â (PC)
(PCH) â p
(PCL) â (DR2âDR0, A3âA0)
(B) â (ROM(PC))7â4
(A) â (ROM(PC))3â0
(PC) â (SK(SP))
(SP) â (SP) â 1 (Note)
0 0 0 0 0 0 1 0 1 0 0 0 A 1 1 (A) â (A) + (M(DP))
AMC
An
0000001011
000110nnnn
00B
06n
1 1 (A) â (A) + (M(DP)) +(CY)
(CY) â Carry
1 1 (A) â (A) + n
n = 0 to 15
AND
0 0 0 0 0 1 1 0 0 0 0 1 8 1 1 (A) â (A) AND (M(DP))
OR
0 0 0 0 0 1 1 0 0 1 0 1 9 1 1 (A) â (A) OR (M(DP))
SC
RC
SZC
CMA
RAR
0000000111
0000000110
0000101111
0000011100
0000011101
0 0 7 1 1 (CY) â 1
0 0 6 1 1 (CY) â 0
0 2 F 1 1 (CY) = 0 ?
0 1 C 1 1 (A) â (A)
0 1 D 1 1 â CY â A3A2A1A0
SB j
RB j
SZB j
SEAM
SEA n
00010111j j
00010011j j
00001000j j
0000100110
0000100101
000111nnnn
0 5 C 1 1 (Mj(DP)) â 1
+j
j = 0 to 3
0 4 C 1 1 (Mj(DP)) â 0
+j
j = 0 to 3
02j
1 1 (Mj(DP)) = 0 ?
j = 0 to 3
0 2 6 1 1 (A) = (M(DP)) ?
0 2 5 2 2 (A) = n ?
n = 0 to 15
07n
Note : p is 0 to 15 for M34512M2, p is 0 to 31 for M34512M4.
60
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