TC9496AF Datasheet, PDF (26/48 Pages) Toshiba Semiconductor – 1 Chip Audio Digital Signal Processor

TC9496AF
Command-48h (0100 1000): ORAM
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
0
0
0
0
0
0
ORAMA ORAMA ORAMA ORAMA ORAMA ORAMA
5
4
3
2
1
0
Bit
Name
Description
D5
ORAMA
to
ORAM first address
D0
[5:0]
Value
Operation
00h
to
3Fh
ORAM address of the head at the time of writing in by 48h
command is set up.
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Bit
Name
Description
D15
ORAMD
to
ORAM data
D0
[15:0]
Value
7FFFh
to Set ORAM data
0000h
Operation
The data written in continuously are sent after transmitting ORAM head address (2 bytes).
Enable a sequential write to RAM.
48h-ORAM address (2 bytes)-Data (2 bytes)-Data (2 bytes)-........-Data (2 bytes)
(ORAM: 64 word)
Command-49h (0100 1001): ORAM-ACMP
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
0
0
0
0
0
0
ORAMA ORAMA ORAMA ORAMA ORAMA ORAMA
5
4
3
2
1
0
Bit
Name
Description
D5
ORAMA
to
ORAM first address
D0
[5:0]
Value
Operation
00h
to
3Fh
ORAM address of the head at the time of writing in by 49h
command is set up.
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD ORAMD
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Bit
Name
Description
D15
ORAMD
to
ORAM Data
D0
[15:0]
Value
Operation
7FFFh
to Set ORAM data (two-complement-form formula)
0000h
It is ORAM write-in command which used the address compare mode. A maximum of 32 words is
written at once.
The data written in continuously are sent after transmitting ORAM head address (2 bytes)
Enable a sequential write to RAM.
49h-ORAM address (2 bytes)-Data (2 bytes)-Data (2 bytes)-........-Data (2 bytes)
(ORAM: 64 word)
26
2002-01-11