TABLE 69:
參數(shù)資料
型號(hào)： XRT72L71IQ
廠商： Exar Corporation
文件頁(yè)數(shù)： 78/102頁(yè)
文件大小： 0K
描述： IC FRAMER DS3 ATM UNI 160PQFP
產(chǎn)品變化通告： XRT72Lx Series Obsolescence 02/May/2012
標(biāo)準(zhǔn)包裝： 24
控制器類型： DS3 ATM UNI，透明通道調(diào)幀器
電源電壓： 3.3V
電流 - 電源： 120mA
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 160-BQFP
供應(yīng)商設(shè)備封裝： 160-PQFP（28x28）
包裝： 托盤
á
XRT72L71
DS3 ATM UNI/CLEAR CHANNEL FRAMER
REV. 1.1.0
73
TABLE 69: RX PLCP CONFIGURATION/STATUS REGISTER
REGISTER 68
RX PLCP CONFIGURATION/STATUS REGISTER
HEX ADDRESS: 0X44
BIT
FUNCTION
TYPE
DEFAULT
DESCRIPTION-OPERATION
7-4
Unused
RO
0
3
PLCP Reframe
R/W
0
0 to 1 transition commands the Receive PLCP Processor block to transition
into the “FA1” and “FA2” octet search state, and to reacquire PLCP Frame
synchronization.
NOTE: This bit-field is only active if the XRT72L71 is operating in both the
“ATM UNI” and the “PLCP” Modes.
2
POOF Status
RO
1
0: Indicates that the Receive PLCP Processor block is NOT currently declar-
ing an “Out of Frame” condition
1: Indicates that the Receive PLCP Processor block is currently declaring an
“Out of Frame” condition.
NOTE: This bit-field is only active if the XRT72L71 is operating in both the
“ATM UNI” and the “PLCP” Modes.
1
PLOF Status
RO
1
0: Indicates that the Receive PLCP Processor block is NOT currently declar-
ing a “Loss of Frame” condition.
1: Indicates that the Receive PLCP Processor block is currently declaring a
“Loss of Frame” condition.
NOTE: This bit-field is only active if the XRT72L71 is operating in both the
“ATM UNI” and the “PLCP” Modes.
0
PLCP Yellow Alarm
RO
0
0: Indicates that the Receive PLCP Processor is currently declaring a “Yellow
Alarm” condition.
1: Indicates that the Receive PLCP Processor is NOT currently declaring a
“Yellow Alarm” condition.
NOTE: This bit-field is only active if the XRT72L71 is operating in both the
“ATM UNI” and the “PLCP” Modes.
TABLE 70: RX PLCP INTERRUPT ENABLE REGISTER
REGISTER 69
RX PLCP INTERRUPT ENABLE REGISTER
HEX ADDRESS: 0X45
BIT
FUNCTION
TYPE
DEFAULT
DESCRIPTION-OPERATION
7-2
Unused
RO
0
1
POOF Interrupt Enable
R/W
0
0: The “Change in PLCP OOF Condition” Interrupt is disabled.
1: The “Change in PLCP OOF Condition” Interrupt is enabled.
NOTE: This bit-field is only active if the XRT72L71 is operating in both the
“ATM UNI” and the “PLCP” Modes.
0
PLOF Interrupt Enable
R/W
0
0: The “Change in PLCP LOF Condition” Interrupt is disabled.
1: The “Change in PLCP LOF Condition” Interrupt is enabled.
NOTE: This bit-field is only active if the XRT72L71is operating in both the
“ATM UNI” and the “PLCP” Mode.
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