XRT83L314 Datasheet, PDF (78/84 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
TABLE 54: MICROPROCESSOR REGISTER 0XFEH BIT DESCRIPTION
DEVICE "ID" REGISTER (0XFEH)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
D7
Device "ID" The device "ID" of the XRT83L314 long haul LIU is 0xFFh. Along
RO
1
D6
with the revision "ID", the device "ID" is used to enable software to
1
D5
identify the silicon adding flexibility for system control and debug.
1
D4
1
D3
1
D2
1
D1
1
D0
1
TABLE 55: MICROPROCESSOR REGISTER 0XFFH BIT DESCRIPTION
REVISION "ID" REGISTER (0XFFH)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
D7
Revision The revision "ID" of the XRT83L314 LIU is used to enable software
RO
0
D6
"ID" to identify which revision of silicon is currently being tested. The
0
D5
revision "ID" for the first revision of silicon will be 0x01h.
0
D4
0
D3
0
D2
0
D1
0
D0
1
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