DS21348

Manufacturer Part NumberDS21348
Description3.3V E1/T1/J1 Line Interface
ManufacturerDallas Semiconducotr
DS21348 datasheet
 


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SERIAL PORT OPERATION FOR READ ACCESS (R=1) MODE 1 Figure 5-1
ICES = 1 (sample SDI on the falling edge of SCLK)
OCES = 1 (update SDO on rising edge of SCLK)
SCLK
1
2
3
4
CS*
SDI
A0
A1
A2
1
(lsb)
READ ACCESS ENABLED
SDO
SERIAL PORT OPERATION FOR READ ACCESS MODE 2 Figure 5-2
ICES = 1 (sample SDI on the falling edge of SCLK)
OCES = 0 (update SDO on falling edge of SCLK)
SCLK
1
2
3
4
CS*
SDI
A0
A1
A2
1
(lsb)
SDO
5
6
7
8
9
10
A3
A4
0
B
(msb)
D0
D1
(lsb)
5
6
7
8
9
10
A3
A4
0
B
(msb)
D0
(lsb)
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D2
D3
D4
D5
D6
11
12
13
14
15
D1
D2
D3
D4
D5
D6
16
D7
(msb)
16
D7
(msb)