455A Datasheet, PDF (124/148 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

455A 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
0 0 0 0 0 0 1 0 1 1 0 0 B 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. M3455AG8: p=0 to 63 and M3455AGC: p=0 to 95.
Rev.1.01 Feb 15, 2008 Page 124 of 146
REJ03B0224-0101