XRT83L314 Datasheet, PDF (70/84 Pages) Exar Corporation – 14-CHANNEL T1/E1/J1 LONG-HAUL/SHORT-HAUL LINE INTERFACE UNIT

XRT83L314
14-CHANNEL T1/E1/J1 LONG-HAUL/SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.0
GLOBAL REGISTER (0XE3H)
BIT
NAME
FUNCTION
D3
SL1 Slicer Level Select
D2
SL0 00 = 50%
01 = 45%
10 = 55%
11 = 68%
D1
EQG1 Equalizer Gain Control
D0
EQG0 00 = Normal
01 = Reduce Gain by 1dB
10 = Reduce Gain by 3dB
11 = Normal
Register
Type
R/W
Default
Value
(HW reset)
0
0
R/W
0
TABLE 45: MICROPROCESSOR REGISTER 0XE4H BIT DESCRIPTION
GLOBAL REGISTER (0XE4H)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
D7
MclkT1out1 MCLKT1OUT Select
R/W
0
D6
MclkT1out0 MclkT1out[1:0] is used to program the MCLKT1out pin. By default,
0
the output clock is 1.544MHz.
00 = 1.544MHz
01 = 3.088MHz
10 = 6.176MHz
11 = 12.352MHz
D5
MclkE1out1 MCLKE1OUT Select
R/W
0
D4
MclkE1out0 MclkE1out[1:0] is used to program the MCLKE1out pin. By
0
default, the output clock is 2.048MHz.
00 = 2.048MHz
01 = 4.096MHz
10 = 8.192MHz
11 = 16.384MHz
D3
Reserved This Register Bit is Not Used
R/W
0
D2
Reserved This Register Bit is Not Used
R/W
0
D1
Reserved This Register Bit is Not Used
R/W
0
D0
Reserved This Register Bit is Not Used
R/W
0
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