4571 Datasheet, PDF (105/126 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4571 Group
MACHINE INSTRUCTIONS (INDEX BY TYPES) (continued)
Para
Instruction code
meter
Type of
instructi
Mnemonic
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Hexadecim
al notation
ons
LA n
000111nnnn07n 1
1 (A) ← n
n = 0 to 15
Function
TABP p
AM
0 0 1 0 p5 p4 p3 p2 p1 p0 0 8 p 1
+p
3 (SP) ← (SP) + 1
(SK(SP)) ← (PC)
(PCH) ← p (Note 1)
(PCL) ← (DR2−DR0, A3−A0)
(B) ← (ROM(PC))7-4
(A) ← (ROM(PC))3-0
(UPTF) = 1
(DR1, DR0) ← (ROM(PC))9, 8
(DR2) ← 0
(PC) ← (SK(SP))
(SP) ← (SP) − 1
0 0 0 0 0 0 1 0 1 0 0 0 A 1 1 (A) ← (A) + (M(DP))
AMC
An
000000101100B 1
1 (A) ← (A) + (M(DP)) + (CY)
(CY) ← Carry
0 0 0 1 1 0 n n n n 0 6 n 1 1 (A) ← (A) + n
n = 0 to 15
AND
OR
SC
RC
SZC
0 0 0 0 0 1 1 0 0 0 0 1 8 1 1 (A) ← (A) AND (M(DP))
0 0 0 0 0 1 1 0 0 1 0 1 9 1 1 (A) ← (A) OR (M(DP))
0000000111007 1
0000000110006 1
000010111102F 1
1 (CY) ← 1
1 (CY) ← 0
1 (CY) = 0 ?
CMA
RAR
000001110001C 1
000001110101D 1
1 (A) ← (A)
1
CY A3A2A1A0
SB j
RB j
SZB j
0 0 0 1 0 1 1 1 j j 0 5 C 1 1 (Mj(DP)) ← 1
+j
j = 0 to 3
0 0 0 1 0 0 1 1 j j 0 4 C 1 1 (Mj(DP)) ← 0
+j
j = 0 to 3
0 0 0 0 1 0 0 0 j j 0 2 j 1 1 (Mj(DP)) = 0 ?
j = 0 to 3
Note 1.M34571G4: p=0 to 31, M34571G6: p=0 to 47 and M34571GD: p=0 to 127.
Rev.1.02 May 25, 2007 Page 105 of 124
REJ03B0179-0102