tc94a04afdg TOSHIBA Semiconductor CORPORATION, tc94a04afdg Datasheet - Page 20

• Manufacturer Part Number: tc94a04afdg
• Description: 1 Chip Audio Digital Processor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Command-46h (0100 0110): CRAM
CRAM
D15
D15
D15
D15
D15
D9
D8
D0
D0
Bit
Bit
to
to
to
0
CRAM
D14
D14
D14
0
CRAMA
CRAMD
Name
Name
[15:0]
[8:0]
⎯
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)
(CRAM: 384 words)
CRAM
D13
D13
D13
0
Fixed to 0 (zero)
CRAM (coefficient RAM) head
address
CRAM data
CRAM
D12
D12
D12
0
CRAM
Description
Description
D11
D11
D11
0
CRAM
D10
D10
D10
0
CRAM
D9
D9
D9
0
7FFFh
8000h
Value
Value
17Fh
000h
CRAM
CRAM
⎯
to
to
D8
A8
D8
D8
20
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
CRAM
D7
D7
D7
A7
CRAM
CRAM
D6
D6
D6
A6
CRAM
CRAM
D5
A5
D5
D5
CRAM
CRAM
D4
Operation
D4
D4
Operation
A4
TC94A04AFG/AFDG
⎯
CRAM
CRAM
D3
D3
D3
A3
CRAM
CRAM
D2
A2
D2
D2
2005-09-28
CRAM
CRAM
D1
D1
D1
A1
CRAM
CRAM
D0
A0
D0
D0