DS21348

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


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Page 40/73

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TRANSMIT CODE LENGTH Table 8-1
TC1
0
0
1
1
RECEIVE CODE LENGTH Table 8-2
RUP2/ RDN2
RUP1/ RDN1
0
0
0
0
1
1
1
1
TCD1 (0BH): TRANSMIT CODE DEFINITION REGISTER 1
(MSB)
C7
C6
SYMBOL
POSITION
C7
TCD1.7
C6
TCD1.6
C5
TCD1.5
C4
TCD1.4
C3
TCD1.3
C2
TCD1.2
C1
TCD1.1
C0
TCD1.0
TC0
0
5 bits
1
6 bits/3 bits
0
7 bits
1
16 bits/8 bits/4 bits/2 bits/1 bits
RUP0/ RDN0
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
C5
C4
C3
DESCRIPTION
Transmit Code Definition Bit 7. First bit of the repeating
pattern.
Transmit Code Definition Bit 6.
Transmit Code Definition Bit 5.
Transmit Code Definition Bit 4.
Transmit Code Definition Bit 3.
Transmit Code Definition Bit 2. A Don’t Care if a 5-bit
length is selected.
Transmit Code Definition Bit 1. A Don’t Care if a 5-bit or 6-
bit length is selected.
Transmit Code Definition Bit 0. A Don’t Care if a 5-bit, 6-
bit, or 7-bit length is selected.
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LENGTH SELECTED
LENGTH
SELECTED
1 bits
2 bits
3 bits
4 bits
5 bits
6 bits
7 bits
16 bits/8 bits
C2
C1
(LSB)
C0