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4571 Datasheet, PDF (103/126 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
4571 Group
MACHINE INSTRUCTIONS (INDEX BY TYPES)
Para
Instruction code
meter
Type of
instructi
Mnemonic
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Hexadecim
al notation
ons
TAB
000001111001E 1
1 (A) ← (B)
Function
TBA
0 0 0 0 0 0 1 1 1 0 0 0 E 1 1 (B) ← (A)
TAY
0 0 0 0 0 1 1 1 1 1 0 1 F 1 1 (A) ← (Y)
TYA
0 0 0 0 0 0 1 1 0 0 0 0 C 1 1 (Y) ← (A)
TEAB
000001101001A 1
1 (E7−E4) ← (B)
(E3−E0) ← (A)
TABE
000010101002A 1
1 (B) ← (E7−E4)
(A) ← (E3−E0)
TDA
0 0 0 0 1 0 1 0 0 1 0 2 9 1 1 (DR2−DR0) ← (A2−A0)
TAD
0 0 0 1 0 1 0 0 0 1 0 5 1 1 1 (A2−A0) ← (DR2−DR0)
(A3) ← 0
TAZ
0 0 0 1 0 1 0 0 1 1 0 5 3 1 1 (A1, A0) ← (Z1, Z0)
(A3, A2) ← 0
TAX
0 0 0 1 0 1 0 0 1 0 0 5 2 1 1 (A) ← (X)
TASP
0001010000050 1
1 (A2−A0) ← (SP2−SP0)
(A3) ← 0
LXY x, y
1 1 x3 x2 x1 x0 y3 y2 y1 y0 3 x y 1
1 (X) ← x x = 0 to 15
(Y) ← y y = 0 to 15
LZ z
0 0 0 1 0 0 1 0 z1 z0 0 4 8 1 1 (Z) ← z z = 0 to 3
+z
INY
0 0 0 0 0 1 0 0 1 1 0 1 3 1 1 (Y) ← (Y) + 1
DEY
0 0 0 0 0 1 0 1 1 1 0 1 7 1 1 (Y) ← (Y) − 1
TAM j
XAM j
XAMD j
XAMI j
TMA j
1 0 1 1 0 0 j j j j 2 C j 1 1 (A) ← (M(DP))
(X) ← (X)EXOR(j)
j = 0 to 15
1 0 1 1 0 1 j j j j 2 D j 1 1 (A) ←→ (M(DP))
(X) ← (X)EXOR(j)
j = 0 to 15
1 0 1 1 1 1 j j j j 2 F j 1 1 (A) ←→ (M(DP))
(X) ← (X)EXOR(j)
j = 0 to 15
(Y) ← (Y) − 1
1 0 1 1 1 0 j j j j 2 E j 1 1 (A) ←→ (M(DP))
(X) ← (X)EXOR(j)
j = 0 to 15
(Y) ← (Y) + 1
1 0 1 0 1 1 j j j j 2 B j 1 1 (M(DP)) ← (A)
(X) ← (X)EXOR(j)
j = 0 to 15
Rev.1.02 May 25, 2007 Page 103 of 124
REJ03B0179-0102