tc9496af TOSHIBA Semiconductor CORPORATION, tc9496af Datasheet - Page 25

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

Command-46h (0100 0110): CRAM
Command-47h (0100 0111): CRAM-ACMP
CRAMD
CRAMD
D15
D15
D15
D15
D15
D15
D9
D0
D0
D9
D0
D0
Bit
Bit
Bit
Bit
to
15
to
to
15
to
0
0
CRAMD
CRAMD
D14
D14
D14
D14
14
14
0
0
CRAMA
CRAMD
CRAMA
CRAMD
written at once.
Name
Name
Name
Name
[15:0]
[15:0]
[9:0]
[9:0]
The data written in continuously are sent after transmitting CRAM head address (2 bytes).
Enable a sequential write to RAM.
46h-CRAM address (2 bytes)-Data (2 bytes)-Data (2 bytes)-........-Data (2 bytes)
It is CRAM write-in command which used the address compare mode. A maximum of 32 words is
The data written in continuously are sent after transmitting CRAM head address (2 bytes).
Enable a sequential write to RAM.
47h-CRAM address (2 bytes)-Data (2 bytes)-Data (2 bytes)-........-Data (2 bytes)
CRAMD
CRAMD
D13
D13
D13
D13
13
13
0
0
CRAM (coefficient RAM) head
address
CRAM data
CRAM first address
CRAM data
CRAMD
CRAMD
D12
D12
D12
D12
12
12
0
0
CRAMD
CRAMD
Description
Description
Description
Description
D11
D11
D11
D11
11
11
0
0
CRAMD
CRAMD
D10
D10
D10
D10
10
10
0
0
CRAMA
CRAMD
CRAMA
CRAMD
D9
D9
D9
D9
9
9
9
9
7FFFh
8000h
7FFFh
8000h
Value
Value
Value
Value
1BFh
1BFh
000h
000h
CRAMA
CRAMD
CRAMA
CRAMD
to
to
to
to
D8
D8
D8
D8
8
8
8
8
25
CRAM address of the head at the time of writing in by 46h
command is set up.
Set CRAM data (two-complement-form formula)
CRAM address of the head at the time of writing in by 47h
command is set up.
Set CRAM data (two-complement-form formula)
CRAMD
CRAMD
CRAMA
CRAMA
D7
D7
D7
D7
7
7
7
7
CRAMA
CRAMD
CRAMA
CRAMD
D6
D6
D6
D6
6
6
6
6
CRAMD
CRAMD
CRAMA
CRAMA
D5
D5
D5
D5
5
5
5
5
CRAMA
CRAMD
CRAMA
CRAMD
D4
Operation
D4
Operation
D4
Operation
D4
Operation
4
4
4
4
CRAMD
CRAMD
CRAMA
CRAMA
D3
D3
D3
D3
3
3
3
3
CRAMD
CRAMD
CRAMA
CRAMA
D2
D2
D2
D2
2
2
2
2
TC9496AF
2002-01-11
CRAMA
CRAMD
CRAMA
CRAMD
D1
D1
D1
D1
1
1
1
1
CRAMD
CRAMD
CRAMA
CRAMA
D0
D0
D0
D0
0
0
0
0