參數(shù)資料
型號： SAA2022GP
廠商： NXP SEMICONDUCTORS
元件分類： 消費(fèi)家電
英文描述： Tape formatting and error correction for the DCC system
中文描述： SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝： PLASTIC, SOT-208A, QFP-64
文件頁數(shù)： 32/52頁
文件大?。?/td> 208K
代理商： SAA2022GP
February 1994
32
Philips Semiconductors
Product specification
Tape formatting and error
correction for the DCC system
SAA2022
S
ETTINGS
R
EGISTERS
Table 6
SET0.
Table 7
SET1.
SETTING
BIT
DEFAULT
ENEFREG
6
0
ENFREG
5
0
RECLAB
4
0
DISRSY
3
0
μ
CSPD
2
0
NMODE1
1
0
NMODE0
0
0
SETTING
BIT
DEFAULT
PINO3
7
0
PINO2
6
0
TEST2
5
0
NOCOS
4
0
PORTAB
3
1
TFEMAS
2
1
PINO1
1
0
TEST1
0
0
Table 8
SPEED Source.
Notes
1.
“Tape” means that the duty cycle has been calculated
from the playback tape signal.
“
μ
C” means that the microcontroller programs the
duty cycle via the SPDDTY register in the
microcontroller interface.
“50%” defines that the duty cycle is fixed at 50%.
2.
3.
MODE
μ
CSPD
SPEED
DPAP
0
tape
(1)
DPAP
1
μ
C
(2)
DPAR
0
tape
(1)
DPAR
1
μ
C
(2)
DRAR
0
50%
(3)
DRAR
1
μ
C
(2)
Table 9
Typical Settings.
SETTING BYTE
WHEN
0
1
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
X
1
1
0
0
0
0
0
0
0
0
0
0
1
0
0
play home machine
X
1
1
0
0
0
0
0
0
0
0
0
1
1
0
0
play portable machine
X
X
X
0
X
0
1
1
0
0
0
0
0
1
0
0
record NO LABEL
X
X
X
1
X
0
1
1
0
0
0
0
0
1
0
0
record LABEL
X
X
X
0
1
1
1
0
0
0
0
0
0
1
0
0
after record NO LABEL
X
X
X
1
1
1
1
0
0
0
0
0
0
1
0
0
after record LABEL
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