tc9496af TOSHIBA Semiconductor CORPORATION, tc9496af Datasheet - Page 20

• Manufacturer Part Number: tc9496af
• Description: 1 Chip Audio Digital Signal Processor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Command-40h (0100 0000): TIMING
SYPD SYD1 SYD0 SYPA SYA1
D15
D14
D13
D12
D11
D10
D15
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Bit
3.2
D14
CKOS1
CKOS0
Commands Description
initial value at the time of reset.
SYPD
Name
SYPA
SYPS
SYD
[1:0]
SYA
[1:0]
SYS
[1:0]
[2:0]
[2:0]
¾
Each command explanation is shown below. * mark in each command explanation table shows the
D13
ASP digital block sync polarity
switching
ASP digital block SYNC signal
input switching
DF block sync polarity
switching
DF block SYNC signal input
switching
Overall system sync polarity
switching
SYNC circuit input signal
switching selection
Fixed to 0 (zero)
CKO1 (50 pin) pin output
selection
CKO0 (49 pin) pin output
selection
D12
Description
D11
SYA0 SYPS SYS1
D10
D9
Value
0*
0*
0*
0*
0*
0*
¾
0*
0*
1
1
2
3
1
1
2
3
1
1
2
3
1
2
3
4
5
6
7
1
2
3
4
5
6
7
D8
20
ASP program starts on falling edge
ASP program starts on rising edge
Signal after SYNC output
SYNC pin
ELRI pin
ELRO pin
DF-processing starts in a falling
DF-processing starts in a rising
Signal after SYNC output
SYNC pin
ELRI pin
ELRO pin
Operates at polarity for SYPD, SYPA settings above.
Reverses all polarities for SYPD, SYPA settings above.
Internal SYNC signal
SYNC pin
ELRI pin
ELRO pin
Fixed to L output
fs2 (internal fs ´ 2)
fs4 (internal fs ´ 4)
fs8 (internal fs ´ 8)
fs16 (internal fs ´ 16)
fs32 (internal fs ´ 32)
fs64 (internal fs ´ 64)
Output XI divided by 2
Fixed to L output
fs2 (internal fs ´ 2)
fs4 (internal fs ´ 4)
fs8 (internal fs ´ 8)
fs16 (internal fs ´ 16)
fs32 (internal fs ´ 32)
fs64 (internal fs ´ 64)
fs128 (internal fs ´ 128)
SYS0
D7
D6
0
CKOS
D5
12
CKOS
D4
Operation
11
¾
CKOS
D3
10
CKOS
D2
02
TC9496AF
2002-01-11
CKOS
D1
01
CKOS
D0
00