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4507 Datasheet, PDF (98/115 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
4507 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
TALA
1 0 0 1 0 0 1 0 0 1 249 1
TADAB
1 0 0 0 1 1 1 0 0 1 239 1
Function
1 In A/D conversion mode (Q13 = 0),
(B) ← (AD9–AD6)
(A) ← (AD5–AD2)
In comparator mode (Q13 = 1),
(B) ← (AD7–AD4)
(A) ← (AD3–AD0)
1 (A3, A2) ← (AD1, AD0)
(A1, A0) ← 0
1 (AD7–AD4) ← (B)
(AD3–AD0) ← (A)
TAQ1
TQ1A
ADST
SNZAD
NOP
POF2
1001000100
1000000100
1010011111
1010000111
0000000000
0000001000
2 4 4 1 1 (A) ← (Q1)
2 0 4 1 1 (Q1) ← (A)
2 9 F 1 1 (ADF) ← 0
Q13 = 0: A/D conversion starting
Q13 = 1: Comparator operation starting
2 8 7 1 1 V22 = 0: (ADF) = 1 ?
After skipping, (ADF) ← 0
V22 = 1: SNZAD = NOP
0 0 0 1 1 (PC) ← (PC) + 1
0 0 8 1 1 RAM back-up
EPOF
SNZP
0001011011
0000000011
05B 1
003 1
1 POF2 instruction valid
1 (P) = 1 ?
DWDT
WRST
CMCK
CRCK
TAMR
TMRA
1010011100
1010100000
1010011010
1010011011
1001010010
1000010110
29C 1
2 A0 1
29A 1
29B 1
252 1
216 1
1 Stop of watchdog timer function enabled
1 (WDF1) = 1 ?,
after skipping,
(WDF1) ← 0
1 Ceramic resonator selected
1 RC oscillation selected
1 (A) ← (MR)
1 (MR) ← (A)
Rev.3.01 2005.02.04 page 98 of 111
REJ03B0107-0301