tc9447f TOSHIBA Semiconductor CORPORATION, tc9447f Datasheet - Page 18

• Manufacturer Part Number: tc9447f
• Description: Single-chip Audio Digital Signal Processor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

CKOS1
CKOS0
Name
SYPD Digital block sync polarity switching
SYPA Analog block sync polarity switching
SYPS Overall system sync polarity switching
SYPD SYD1 SYD0 SYPA SYA1 SYA0 SYPS SYS1 SYS0
COMMAND-40h
SYD
(2)
[1:0]
SYA
[1:0]
SYS
[1:0]
[2:0]
[2:0]
D15
(Timing)
Control commands
ASP digital block SYNC signal input
switching
Analog block SYNC signal input
switching
SYNC circuit input switching
CKO1 pin output selection
CKO0 pin output selection
D14
D13
0100 0000
Description
D12
D11
D10
Value
D9
0
1
0
1
2
3
0
1
0
1
2
3
0
1
0
1
2
3
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
ASP program starts on falling edge
ASP program starts on rising edge (initial value)
Signal after SYNC output (initial value)
SYNC pin
ELRI pin
ELRO pin
Digital filter (DF) program starts on falling edge (initial value)
Digital filter (DF) program starts on rising edge
Signal after SYNC output (initial value)
SYNC pin
ELRI pin
ELRO pin
Operates at polarity for SYPD, SYPA settings above (initial value).
Reverses all polarities for SYPD, SYPA settings above.
Internal SYNC signal (initial value)
SYNC pin
ELRI pin
ELRO pin
Fixed to L (initial value)
fs2
fs4
fs8
fs16
fs32
fs64
Outputs XI or ECKI clock divided by 2
Fixed to L (initial value)
fs2
fs4
fs8
fs16
fs32
fs64
fs128
18
D8
D7
signed
Unas-
D6
CKOS1
D5
2
Operation
CKOS1
D4
1
CKOS1
D3
0
CKOS0
D2
2
2002-02-05
TC9447F
CKOS0
D1
1
CKOS0
D0
0