參數資料
型號: XRT83SH38
廠商: Exar Corporation
英文描述: 8-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
中文描述: 8通道的T1/E1/J1短途線路接口單元
文件頁數: 71/78頁
文件大小: 606K
代理商: XRT83SH38
XRT83SH38
68
REV. 1.0.7
8-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
D2
BYTEsel
LCV Counter Byte Select
This bit is used to select the MSB or LSB for Reading the contents
of the LCV counter for a given channel. The channel is addressed
by using bits D[3:0] in register 0x8Ch. By default, the LSB byte is
selected.
0 = Low Byte
1 = High Byte
R/W
0
D1
chUPDATE
LCV Counter Update Per Channel
This bit is used to latch the contents of the counter for a given
channel into a holding register so that the value of the counter can
be read. The channel is addressed by using bits D[3:0] in register
0x8Ch.
0 = Normal Operation
1 = Updates the Selected Channel
R/W
0
D0
chRESET
LCV Counter Reset Per Channel
This bit is used to reset the LCV counter of a given channel to its
default state 0000h. The channel is addressed by using bits D[3:0]
in register 0x8Ch. This bit must be set to "1" for 1
μ
S.
0 = Normal Operation
1 = Resets the Selected Channel
R/W
0
T
ABLE
43: M
ICROPROCESSOR
R
EGISTER
0
X
8E
H
B
IT
D
ESCRIPTION
G
LOBAL
R
EGISTER
(0
X
8E
H
)
B
IT
N
AME
F
UNCTION
Register
Type
Default
Value
(HW reset)
D7
D6
D5
D4
D3
D2
D1
D0
LCVCNT7
LCVCNT6
LCVCNT5
LCVCNT4
LCVCNT3
LCVCNT2
LCVCNT1
LCVCNT0
Line Code Violation Byte Contents
These bits contain the LCV counter contents of the Byte selected
by bit D2 in register 0x8Dh for a given channel. The channel is
addressed by using bits D[3:0] in register 0x8Ch. By default, the
contents contain the LSB, however no channel is selected..
R/W
0
0
0
0
0
0
0
0
T
ABLE
42: M
ICROPROCESSOR
R
EGISTER
0
X
8D
H
B
IT
D
ESCRIPTION
G
LOBAL
R
EGISTER
(0
X
8D
H
)
B
IT
N
AME
F
UNCTION
Register
Type
Default
Value
(HW reset)
相關PDF資料
PDF描述
XRT83SH38_0609 8-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
XRT83SH38IB 8-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
XRT83SL216 16-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT
XRT83SL216_06 16-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT
XRT83SL216IB 16-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT
相關代理商/技術參數
參數描述
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