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| 4509 Datasheet, PDF (124/142 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER | |||
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4509 Group
Parameter
Instruction code
Mnemonic
Type of
instructions
D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
Hexadecimal
notation
TAB2
1 0 0 1 1 1 0 0 0 1 271 1
T2AB
1 0 0 0 1 1 0 0 0 1 231 1
T2HAB
1 0 1 0 0 1 0 1 0 0 294 1
Function
1 (B) â (T27âT24)
(A) â (T23âT20)
1 (R2L7âR2L4) â (B)
(T27âT24) â (B)
(R2L3âR2L0) â (A)
(T23âT20) â (A)
1 (R2H7âR2H4) â (B)
(R2H3âR2H0) â (A)
T1R1L
T2R2L
1010100111
1010010101
2 A 7 1 1 (T1) â (R1L)
2 9 5 1 1 (T2) â (R2L)
SNZT1
SNZT2
IAP0
OP0A
IAP1
OP1A
IAP2
OP2A
IAP3
OP3A
CLD
RD
SD
SZD
1010000000
1010000001
1001100000
1000100000
1001100001
1000100001
1001100010
1000100010
1001100011
1000100011
0000010001
0000010100
0000010101
0000100100
0000101011
2 8 0 1 1 V12 = 0: (T1F) = 1 ?
(T1F) â 0
V12 = 1: SNZT1 = NOP
2 8 1 1 1 V13 = 0: (T2F) = 1 ?
(T2F) â 0
V13 = 1: SNZT2 = NOP
2 6 0 1 1 (A) â (P0)
2 2 0 1 1 (P0) â (A)
2 6 1 1 1 (A) â (P1)
2 2 1 1 1 (P1) â (A)
2 6 2 1 1 (A1, A0) â (P21, P20)
(A3, A2) â 0
2 2 2 1 1 (P21, P20) â (A1, A0)
2 6 3 1 1 (A1, A0) â (P31, P30)
(A3, A2) â 0
2 2 3 1 1 (P31, P30) â (A1, A0)
0 1 1 1 1 (D) â 1
0 1 4 1 1 (D(Y)) â 0
(Y) = 0 to 5
0 1 5 1 1 (D(Y)) â 1
(Y) = 0 to 5
0 2 4 2 2 (D(Y)) = 0 ?
(Y) = 0 to 5
02B
Rev.1.02 2006.12.22 page 124 of 140
REJ03B0147-0102
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