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| 4509 Datasheet, PDF (78/142 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER | |||
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4509 Group
INDEX LIST OF INSTRUCTION FUNCTION
Group-
ing
Mnemonic
Function
TAB
(A) â (B)
TBA
(B) â (A)
TAY
(A) â (Y)
TYA
(Y) â (A)
TEAB
(E7âE4) â (B)
(E3âE0) â (A)
TABE
(B) â (E7âE4)
(A) â (E3âE0)
TDA
(DR2âDR0) â (A2âA0)
TAD
(A2âA0) â (DR2âDR0)
(A3) â 0
TAZ
(A1, A0) â (Z1, Z0)
(A3, A2) â 0
TAX
(A) â (X)
TASP
(A2âA0) â (SP2âSP0)
(A3) â 0
LXY x, y (X) â x x = 0 to 15
(Y) â y y = 0 to 15
LZ z
(Z) â z z = 0 to 3
INY
(Y) â (Y) + 1
DEY
(Y) â (Y) â 1
TAM j
(A) â (M(DP))
(X) â (X)EXOR(j)
j = 0 to 15
XAM j
(A) â â (M(DP))
(X) â (X)EXOR(j)
j = 0 to 15
XAMD j
(A) â â (M(DP))
(X) â (X)EXOR(j)
j = 0 to 15
(Y) â (Y) â 1
Note: p is 0 to 31.
Group-
ing Mnemonic
Function
XAMI j
(A) â â (M(DP))
(X) â (X)EXOR(j)
j = 0 to 15
(Y) â (Y) + 1
TMA j
(M(DP)) â (A)
(X) â (X)EXOR(j)
j = 0 to 15
LA n
(A) â n
n = 0 to 15
TABP p
(SP) â (SP) + 1
(SK(SP)) â (PC)
(PCH) â p (Note)
(PCL) â (DR2âDR0, A3âA0)
(UPTF) = 1,
(DR1, DR0) â (ROM(PC))9, 8
(DR2) â 0
(B) â (ROM(PC))7â4
(A) â (ROM(PC))3â0
(PC) â (SK(SP))
(SP) â (SP) â 1
AM
(A) â (A) + (M(DP))
AMC
(A) â (A) + (M(DP)) + (CY)
(CY) â Carry
An
(A) â (A) + n
n = 0 to 15
AND
(A) â (A) AND (M(DP))
OR
(A) â (A) OR (M(DP))
SC
(CY) â 1
RC
(CY) â 0
SZC
(CY) = 0 ?
CMA
(A) â (A)
RAR
â CY â A3A2A1A0
Rev.1.02 2006.12.22 page 78 of 140
REJ03B0147-0102
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