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| 4509 Datasheet, PDF (128/142 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER | |||
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4509 Group
MACHINE INSTRUCTIONS (INDEX BY TYPES) (continued)
Parameter
Instruction code
Mnemonic
Type of
instructions
D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
Hexadecimal
notation
TABAD
1 0 0 1 1 1 1 0 0 1 279 1
Function
1 Q13 = 0:
(B) â (AD9âAD6)
(A) â (AD5âAD2)
Q13 = 1:
(B) â (AD7âAD4)
(A) â (AD3âAD0)
TALA
1001001001
2 4 9 1 1 (A3, A2) â (AD1, AD0)
(A1, A0) â 0
TADAB
1000111001
2 3 9 1 1 Q13 = 0:
(AD7âAD4) â (B)
(AD3âAD0) â (A)
Q13 = 1: TADAB = NOP
TAQ1
1 0 0 1 0 0 0 1 0 0 2 4 4 1 1 (A) â (Q1)
TQ1A
1 0 0 0 0 0 0 1 0 0 2 0 4 1 1 (Q1) â (A)
ADST
1010011111
2 9 F 1 1 (ADF) â 0
Q13 = 0: A/D conversion starting
Q13 = 1: Comparator operation starting
SNZAD
1010000111
2 8 7 1 1 V22 = 0: (ADF) = 1 ?
(ADF) â 0
V22 = 1: SNZAD = NOP
NOP
0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 (PC) â (PC) + 1
POF
0 0 0 0 0 0 0 0 1 0 0 0 2 1 1 RAM back-up
EPOF
SNZP
0001011011
0000000011
05B 1
003 1
1 POF instruction valid
1 (P) = 1 ?
DWDT
WRST
1010011100
1010100000
29C 1
2 A0 1
1 Stop of watchdog timer function enabled
1 (WDF1) = 1 ?,
(WDF1) â 0
SRST
RUPT
SUPT
SVDE**
0 0 0 0 0 0 0 0 0 1 0 0 1 1 1 System reset
0 0 0 1 0 1 1 0 0 0 0 5 8 1 1 (UPTF) â 0
0 0 0 1 0 1 1 0 0 1 0 5 9 1 1 (UPTF) â 1
1 0 1 0 0 1 0 0 1 1 2 9 3 1 1 Voltage drop detection circuit valid at RAM
back-up
Note: The SVDE instruction can be used only in the H version.
Rev.1.02 2006.12.22 page 128 of 140
REJ03B0147-0102
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