UDA1343 Просмотр технического описания (PDF) - Philips Electronics
Номер в каталоге
Компоненты Описание
производитель
UDA1343 Datasheet PDF : 36 Pages
| |||
Philips Semiconductors
Economy audio CODEC with features
Preliminary specification
UDA1343TT
L3 protocol
WARNING
Write followed by read
When issuing a read command following a write command, at least 8 µs delay must be inserted to allow the write to
take effect. No further restrictions apply to the order of L3 read and write commands.
Table 5 L3 data WRITE
MODE
DATA
Addressing mode device address
Data transfer 1 register address
Data transfer 2 MS data byte
Data transfer 3 LS data byte
FIRST IN TIME
BIT 0
0
0 (write)
D15
D7
BIT 1
1
A6
D14
D6
BIT 2
1
A5
D13
D5
BIT 3
1
A4
D12
D4
BIT 4
1
A3
D11
D3
LATEST IN TIME
BIT 5
0
A2
D10
D2
BIT 6
0
A1
D9
D1
BIT 7
0
A0
D8
D0
Table 6 L3 prepare READ DATA
MODE
DATA
Addressing mode device address
Data transfer 1 register address
FIRST IN TIME
BIT 0 BIT 1 BIT 2
0
1
1
1 (read) A6
A5
BIT 3
1
A4
BIT 4
1
A3
LATEST IN TIME
BIT 5 BIT 6 BIT 7
0
0
0
A2
A1
A0
Table 7 L3 READ DATA
MODE
DATA
Addressing mode device address
Data transfer 1 register address
Data transfer 2
Data transfer 3
MS data byte
LS data byte
FIRST IN TIME
BIT 0 BIT 1 BIT 2
1
1
1
0 = valid A6
A5
1 = invalid
D15
S14 D13
D7
D6
D5
BIT 3
1
A4
D12
D4
BIT 4
1
A3
D11
D3
LATEST IN TIME
BIT 5 BIT 6 BIT 7
0
0
0
A2
A1
A0
D10
D9
D8
D2
D1
D0
2000 Jan 12
16
Share Link: 