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): 61/87頁
文件大?。?/td> 386K
代理商: DS21FT40
DS21FT40
61 of 87
RHFR: RECEIVE HDLC FIFO REGISTER (Address=B4 Hex)
(MSB)
HDLC7
HDLC6
HDLC5
(LSB)
HDLC0
HDLC4
HDLC3
HDLC2
HDLC1
SYMBOLS
POSITION
NAME AND DESCRIPTION
HDLC7
HDLC6
HDLC5
HDLC4
HDLC3
HDLC2
HDLC1
HDLC0
RHFR.7
RHFR.6
RHFR.5
RHFR.4
RHFR.3
RHFR.2
RHFR.1
RHFR.0
HDLC Data Bit 7. MSB of a HDLC packet data byte.
HDLC Data Bit 6.
HDLC Data Bit 5.
HDLC Data Bit 4.
HDLC Data Bit 3.
HDLC Data Bit 2.
HDLC Data Bit 1.
HDLC Data Bit 0. LSB of a HDLC packet data byte.
THIR: TRANSMIT HDLC INFORMATION REGISTER (Address=B6 Hex)
(MSB)
(LSB)
UDR
EMPTY
TFULL
SYMBOLS
POSITION
NAME AND DESCRIPTION
THIR.7
THIR.6
THIR.5
THIR.4
THIR.3
THIR.2
Not Assigned. Could be any value when read.
Not Assigned. Could be any value when read.
Not Assigned. Could be any value when read.
Not Assigned. Could be any value when read.
Not Assigned. Could be any value when read.
Transmit FIFO Empty. A real–time bit that is set high when
the FIFO is empty.
Transmit FIFO Full. A real–time bit that is set high when the
FIFO is full.
Underrun. Set when the transmit FIFO unwantedly empties
out and an abort is automatically sent.
TEMPTY
TFULL
THIR.1
UDR
THIR.0
NOTE:
The UDR bit is latched and will be cleared when read.
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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