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參數(shù)資料
| 型號(hào)： | T7230A |
| 廠商： | Lineage Power |
| 元件分類： | 通信及網(wǎng)絡(luò) |
| 英文描述： | Ultraframer DS3/E3/DS2/E2/DS1/E1/DS0 |
| 中文描述： | Ultraframer DS3/E3/DS2/E2/DS1/E1/DS0 |
| 文件頁(yè)數(shù)： | 64/110頁(yè) |
| 文件大小： | 752K |
| 代理商： | T7230A |
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Preliminary Data Sheet
T7230A Primary Access Framer/Controller
June 1997
60
Lucent Technologies Inc.
Alarms and Performance Monitoring
(continued)
Automatic and On-Demand Commands
(continued)
Table 31. T7230A On-Demand Commands
Note: If simultaneous remote alarm and squelch patterns affect the same bit, remote alarm takes precedence.
Type
Symbol
DXRFA
Mode
Action
Transmit Remote Frame Alarm
SF: DDS
SF: D4
SF: D4-Japanese
ESF
Bit 6 = 0 in time slot 24.
Bit 2 = 0 of all time slots.
F bit 12 = 1.
Alternating eight 1s followed by eight 0s in
the FDL F-bit position.
Transmit A bit = 1 to line.
Frame 0, bit 6 = 1 of the time slot 16
multiframe.
Transmit XDL = 1.
Transmit test patterns to line.
Squelch the transmit line channels with the
UC code.
Squelch the transmit line channels with the
idle code.
Squelch the receive channels with the MOS
code.
Squelch the receive channels with the idle
code.
Squelch the time slot 16 receive channels
with the AIS code.
Suspend the updating of the receive
signaling registers.
Force reframe.
Enable loopback modes.
Transmit LLB turn-on (framed 001) and turn-
off (framed 0001) codes.
Transmit LLB turn-on (Sa6 = 1000) and turn-
off (Sa6 = 1010) codes.
CEPT
CEPT
Transmit Remote Multiframe Alarm
DXRMFA
Transmit Data Link Squelch
Transmit Signals
Transmit Channel Squelch
XDLSQ
DXSG[3:0]
DXCHSQ
All except SF: SLC-96
All
SF: DDS
Non-DDS
Transmit System Channel Squelch
DRCHSQ
SF: DDS
Non-DDS
Transmit System Signaling Channel
Squelch
Receive Signaling Inhibit
DRSCHSQ
CEPT
DRSI
All
Receive Framer Reframe
Loopback Control
Loopback control Codes
DRRFRM
DLB[1:0]
DXLLB[2:1]
All
—
T1
CEPT
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