參數(shù)資料
型號(hào): XRT83SL34
廠商: Exar Corporation
英文描述: QUAD T1/E1/J1 SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR
中文描述: 上海四的T1/E1/J1收發(fā)器時(shí)鐘恢復(fù)和抖動(dòng)衰減器
文件頁(yè)數(shù): 63/80頁(yè)
文件大小: 856K
代理商: XRT83SL34
XRT83SL34
QUAD T1/E1/J1 SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR
REV. P1.0.8
PRELIMINARY
63
TABLE 36: MICROPROCESSOR REGISTER #65, BIT DESCRIPTION
REGISTER ADDRESS
1000001
NAME
FUNCTION
REGISTER
TYPE
RESET
VALUE
BIT #
D7
E1arben
E1 Arbitrary Pulse Enable
This bit is used to enable the Arbitrary Pulse Generators for
shaping the transmit pulse shape when E1 mode is selected.
If this bit is set to "1", all 8 channels will be configured for the
Arbitrary Mode. However, each channel is individually con-
trolled by programming the channel registers 0xn8 through
0xnF, where n is the number of the channel.
"0" = Disabled (Normal E1 Pulse Shape ITU G.703)
"1" = Arbitrary Pulse Enabled
R/W
0
D6
CLKSEL2
Clock Select Inputs for Master Clock Synthesizer bit 2:
In Host mode, CLKSEL[2:0] are input signals to a programma-
ble frequency synthesizer that can be used to generate a mas-
ter clock from an external accurate clock source according to
the following table;
In Hardware mode, the state of these signals are ignored and
the master frequency PLL is controlled by the corresponding
Hardware pins.
R/W
0
D5
CLKSEL1
Clock Select inputs for Master Clock Synthesizer bit 1:
See description of bit D6 for function of this bit.
R/W
0
D4
CLKSEL0
Clock Select inputs for Master Clock Synthesizer bit 0:
See description of bit D6 for function of this bit.
R/W
0
2048
1544
MC LKE1
kH z
8
16
56
8
56
64
128
256
128
2048
1544
M CLKT1
kH z
1544
X
1544
X
2048
1544
2048
CLKOUT/
kH z
1544
2048
1544
2048
1544
2048
1544
2048
1544
2048
1544
2048
1544
0
1
CLKSEL0
0
1
0
1
0
1
0
CLKSEL1
1
0
1
0
1
0
CLKSEL2
0
1
0
1
0
1
0
1544
2048
X
2048
1544
0
1
0
1
M C LK RATE
1
0
1
0
1
0
1
0
1
0
1
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