參數(shù)資料
型號： DS21FT40
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
文件頁數(shù)： 42/87頁
文件大?。?/td> 386K
代理商： DS21FT40
DS21FT40
42 of 87
direction and DS0 channel 15 (timeslot 14) in the receive direction needed to be monitored, then the
following values would be programmed into CCR4 and CCR5:
TCM4 = 0
TCM3 = 0
TCM2 = 1
TCM1 = 0
TCM0 = 1
RCM4 = 0
RCM3 = 1
RCM2 = 1
RCM1 = 1
RCM0 = 0
CCR4: COMMON CONTROL REGISTER 4 (Address=A8 Hex)
[Repeated here from section 5 for convenience]
(MSB)
RLB
–
–
(LSB)
TCM0
TCM4
TCM3
TCM2
TCM1
SYMBOLS
POSITION
NAME AND DESCRIPTION
RLB
CCR4.7
Remote Loopback.
0 = loopback disabled
1 = loopback enabled
Not Assigned. Should be set to zero when written.
Not Assigned. Should be set to zero when written.
Transmit Channel Monitor Bit 4. MSB of a channel decode
that deter-mines which transmit channel data will appear in the
TDS0M register. See Section 8 or details.
Transmit Channel Monitor Bit 3.
Transmit Channel Monitor Bit 2.
Transmit Channel Monitor Bit 1.
Transmit Channel Monitor Bit 0. LSB of the channel decode.
–
–
CCR4.6
CCR4.5
CCR4.4
TCM4
TCM3
TCM2
TCM1
TCM0
CCR4.3
CCR4.2
CCR4.1
CCR4.0
TDS0M: TRANSMIT DS0 MONITOR REGISTER (Address=A9 Hex)
(MSB)
B1
B2
B3
B4
(LSB)
B8
B5
B6
B7
SYMBOLS
POSITION
NAME AND DESCRIPTION
B1
TDS0M.7
Transmit DS0 Channel Bit 1. MSB of the DS0 channel (first
bit to be transmitted).
Transmit DS0 Channel Bit 2.
Transmit DS0 Channel Bit 3.
Transmit DS0 Channel Bit 4.
Transmit DS0 Channel Bit 5.
Transmit DS0 Channel Bit 6.
Transmit DS0 Channel Bit 7.
Transmit DS0 Channel Bit 8. LSB of the DS0 channel (last bit
to be transmitted).
B2
B3
B4
B5
B6
B7
B8
TDS0M.6
TDS0M.5
TDS0M.4
TDS0M.3
TDS0M.2
TDS0M.1
TDS0M.0
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS21FT40N 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
DS21FT42 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 4x4 16/4x3 12 Chnl T1/T1 Framer RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21FT42N 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 4x4 16/4x3 12 Chnl T1/T1 Framer RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21FT44 功能描述:網(wǎng)絡(luò)控制器與處理器 IC RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21FT44+ 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 4X3 E1 Framer E1 Framer E1 Framer RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
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