參數(shù)資料
型號(hào)： DS2151
英文描述： T1 Single-Chip Transceiver
中文描述： T1單芯片收發(fā)器
文件頁(yè)數(shù)： 19/51頁(yè)
文件大小： 1100K
代理商： DS2151
DS2151Q
19 of 51
SR1: STATUS REGISTER 1
(Address=20 Hex)
(MSB)
LUP
LDN
SYMBOL
POSITION
LUP
SR1.7
(LSB)
RLOS
LOTC
RSLIP
NAME AND DESCRIPTION
Loop Up Code Detected
. Set when the repeating ...00001...
loop up code is being received.
RBL
RYEL
RCL
LDN
SR1.6
Loop Down Code Detected
. Set when the repeating ...001...
loop down code is being received.
LOTC
SR1.5
Loss of Transmit Clock
. Set when the TCLK pin has not
transitioned for one channel time (or 5.2 us). Will force pin 16
high if enabled via CCR1.6. Based on RCLK.
RSLIP
SR1.4
Receive Elastic Store Slip Occurrence
. Set when the receive
elastic store has either repeated or deleted a frame.
RBL
SR1.3
Receive Blue Alarm
. Set when a blue alarm is received at
RTIP and RRING. See note below.
RYEL
SR1.2
Receive Yellow Alarm
. Set when a yellow alarm is received at
RTIP and RRING.
RCL
SR1.1
Receive Carrier Loss
. Set when 192 consecutive 0s have been
detected at RTIP and RRING.
RLOS
SR1.0
Receive Loss of Sync
. Set when the device is not synchronized
to the receive T1 stream.
DS2151Q ALARM SET AND CLEAR CRITERIA
Table 4-2
ALARM
Blue Alarm
(AIS) (see note 1
below)
or less 0s are received
Yellow Alarm
1.
D4 bit 2 mode (RCR2.2=0)
channels is set to 0 for at least
254 occurrences
SET CRITERIA
when over a 3 ms window, five
CLEAR CRITERIA
when over a 3 ms window, six or
more 0s are received
when bit 2 of 256 consecutive
channels is set to 0 for less than
254 occurrences
2.
D4 12
th
F-bit mode
(RCR2.2=1; this mode is also
referred to as the “Japanese
Yellow Alarm”)
3.
ESF Mode
when bit 2 of 256 consecutive
when the 12
th
framing bit is set
to 1 for two consecutive
occurrences
when 16 consecutive patterns of
00FF hex appear in the FDL
when the 12
th
framing bit is set
to
0
for
two
occurrences
consecutive
when 14 or less patterns of 00FF
hex out of 16 possible appear in
the FDL
when 14 or more 1s out of 112
possible
bit
received starting with the first 1
received
Red Alarm
(RCL) (this alarm is
also referred to as Loss of Signal)
when 192 consecutive 0s are
received
positions
are
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS2151DK 功能描述:KIT TRANSCEIVER T1 DESIGN DS2151 RoHS:否 類(lèi)別:編程器，開(kāi)發(fā)系統(tǒng) >> 過(guò)時(shí)/停產(chǎn)零件編號(hào) 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 傳感器類(lèi)型:CMOS 成像，彩色（RGB） 傳感范圍:WVGA 接口:I²C 靈敏度:60 fps 電源電壓:5.7 V ~ 6.3 V 嵌入式:否 已供物品:成像器板 已用 IC / 零件:KAC-00401 相關(guān)產(chǎn)品:4H2099-ND - SENSOR IMAGE WVGA COLOR 48-PQFP4H2094-ND - SENSOR IMAGE WVGA MONO 48-PQFP
DS2151K 功能描述:IC TXRX T1 1-CHIP 5V 44-PLCC RoHS:否 類(lèi)別:集成電路 (IC) >> 接口 - 電信 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS 產(chǎn)品變化通告:Product Discontinuation 06/Feb/2012 標(biāo)準(zhǔn)包裝:750 系列:*
DS2151Q 制造商:DAL 功能描述:2151 DAL'95 NOTES 制造商:Maxim Integrated Products 功能描述:PCM TRANSCEIVER, Single, T-1(DS1), 44 Pin, Plastic, PLCC
DS2151Q/T&R 制造商:Maxim Integrated Products 功能描述:IC TXRX T1 1-CHIP 5V LP 44-PLCC
DS2151Q/T&R 功能描述:IC TXRX T1 1-CHIP 5V LP 44-PLCC RoHS:否 類(lèi)別:集成電路 (IC) >> 接口 - 電信 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS 產(chǎn)品變化通告:Product Discontinuation 06/Feb/2012 標(biāo)準(zhǔn)包裝:750 系列:*
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