XRT83SL28ES View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XRT83SL28ES' PDF : 47 Pages View PDF
xr
REV. 1.0.0
XRT83SL28
8-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT
TABLE 12: MICROPROCESSOR REGISTER BIT DESCRIPTION
CHANNEL CONTROL REGISTER (0X06H, 0X0AH, 0X0EH, 0X12H, 0X16H, 0X1AH, 0X1EH, 0X22H)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
D5
AISI_n Alarm Indication Signal Interrupt Status
"0" = No Change
"1" = Change in Status Occured
RUR
0
D4
DMOI_n Driver Monitor Output Interrupt Status
"0" = No Change
"1" = Change in Status Occured
RUR
0
D3
RLOSI_n Receiver Loss of Signal Interrupt Status
"0" = No Change
"1" = Change in Status Occured
RUR
0
D2
Reserved This Register Bit is Not Used
R/W
X
D1
Reserved This Register Bit is Not Used
D0
Reserved This Register Bit is Not Used
R/W
X
R/W
X
TABLE 13: MICROPROCESSOR REGISTER BIT DESCRIPTION
CHANNEL CONTROL REGISTER (0X07H, 0X0BH, 0X0FH, 0X13H, 0X17H, 0X1BH, 0X1FH, 0X23H)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
D7
Reserved This Register Bit is Not Used
R/W
X
D6
Reserved This Register Bit is Not Used
R/W
X
D5
AISS_n Alarm Indication Signal Alarm Status
RO
0
The alarm indication signal detection is always active regardless if
the interrupt generation is disabled. This bit indicates the AIS
activity. An interrupt will not occur unless the AISIE is set to "1" in
the channel register 0x04h and GIE is set to "1" in the global regis-
ter 0xE0h.
"0" = No Alarm
"1" = An all ones signal is detected
D4
DMOS_n Driver Monitor Output Alarm Status
RO
0
The Driver Monitor output is always active regardless if the inter-
rupt generation is disabled. This bit indicates the DMO activity. An
interrupt will not occur unless the DMOIE is set to "1" in the chan-
nel register 0x04h and GIE is set to "1" in the global register
0xE0h.
"0" = No Alarm
"1" = Transmit output driver has failures
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