参数资料
型号: DS21Q58L
英文描述: E1 Quad Transceiver
中文描述: 素E1通道收发器
文件页数: 25/74页
文件大小: 647K
代理商: DS21Q58L
DS21Q58 E1 Quad Transceiver
25 of 74
Register Name:
Register Description:
Register Address:
Bit #
Name
OTM1
NAME
OTM1
OTM0
CCR6
Common Control Register 6
2F Hex
7
6
5
4
3
2
1
0
OTM0
SRAS
LTC/SC
T16S
RESET
BIT
7
6
FUNCTION
Output Test Mode 1
(
Table 8-3
)
Output Test Mode 0
(
Table 8-3
)
Signaling Read Access Select.
This bit controls the function of registers
SA1 through SA16 when reading.
0 = reading SA1–SA16 accesses receive signaling data
1 = reading SA1–SA16 accesses transmit signaling data
Loss-of-Transmit Clock/Signaling Change-of-State Select.
This bit
determines how the status register bit at SR2.2 operates.
0 = SR2.2 indicates loss-of-transmit clock
1 = SR2.2 indicates signaling data has changed states since the last
multiframe
Time Slot 16 Select
. Transmit signaling insertion enable.
0 = signaling is not inserted into the transmit path from SA1–SA16
1 = signaling is inserted into the transmit path from SA1–SA16
Unused.
Should be set = 0 for proper operation.
Unused.
Should be set = 0 for proper operation.
Reset
. A low-to-high transition of this bit resets all register bits to 0.
SRAS
5
LTC/SC
4
T16S
3
2
1
0
RESET
Table 8-3. Output Modes
OTM1
OTM0
OUTPUTS
0
0
Normal Operation
0
1
Outputs in Tri-State
1
0
Outputs Low
1
1
Outputs High
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