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| 型号： | USB-COM422-PLUS2 |
| 厂商： | FTDI, Future Technology Devices International Ltd |
| 文件页数： | 14/24页 |
| 文件大小： | 0K |
| 描述： | MOD USB HS RS422 CONVERTER 2 CH |
| 产品目录绘图： | USB Module Dual |
| 标准包装： | 1 |
| 系列： | USB-COM-Plus |
| 类型： | USB 至 RS-422 |
| 连接器类型： | 迷你型 B 至 DB9（2 端口） |
| 产品目录页面： | 633 (CN2011-ZH PDF) |
| 其它名称： | 768-1036 USB-COM422-PLUS-2 |
Document Reference No.: FT_000135
USB-COM422-PLUS2 Datasheet
Version 1.2
Clearance No.: FTDI#103
3
Connections
3.1 External Connectors
3.1.1 USB
The USB-COM422-PLUS2 is a downstream USB 2.0 Device. A standard USB mini type “B” receptacle is
mounted inside the USB-F-1001 to facilitate connection to an upstream USB Host or Hub.
Pin Number
1
2
3
4
5
Shield
Pin Type
Power
Bidirectional
Bidirectional
ID
Ground
Case Ground
Description
VBUS = USB Power provided from upstream USB Host or Hub
D – = USB data signal, negative polarity
D+ = USB data signal, positive polarity
No connected
GND = USB signal ground
Drain = typically connected to the host PC case
Table 3.1 – USB mini type "B" Receptacle Pin-Out
3.1.2 RS422
Both RS422 ports are configured as Data Terminal Equipment (DTE), with a 9-contact D-Sub Pin
connector. Pin assignments are according to TIA/EIA-422. Both Connectors are the same pin-out.
Pin Number
1
2
3
4
5
6
7
8
9
Pin Type
Output
Output
Input
Input
Ground
Output
Output
Input
Input
Description
TXD- = Transmit Data, negative polarity
TXD+ = Transmit Data, positive polarity
RXD+ = Receive Data, positive polarity
RXD- = Receive Data, negative polarity
GND = signal ground
RTS- = Request To Send, negative polarity
RTS+ = Request To Send, positive polarity
CTS+ = Clear To Send, positive polarity
CTS- = Clear To Send, negative polarity
Table 3.2 – DE-9P RS422 Pin-Out
Copyright ? 2010 Future Technology Devices International Limited
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相关PDF资料 |
PDF描述 |
|---|---|
| USB-COM485-PLUS1 | MOD USB RS485 CONVERTER 1 CH |
| USB-M26FTU | CONN USB MINI B R/A SMD |
| USB-RS422-PCBA | MOD USB RS422 EMBEDDED CONV PCB |
| USB-RS485-PCBA | MOD USB RS485 EMBEDDED CONV PCB |
| USB-SMBUS-CABLEZ | CABLE SMBUS USB 3PIN |
相关代理商/技术参数 |
参数描述 |
|---|---|
| USB-COM422-PLUS-2 | 制造商:Future Technology Devices International (FTDI Chip) 功能描述:USB TO A DUAL INTERFACE RS422 LEVEL SERIAL UART ADAPTOR 制造商:Future Technology Devices International (FTDI Chip) 功能描述:MODULE DEV USB-RS422 2 COM PORT 制造商:Future Technology Devices International (FTDI Chip) 功能描述:MOD, USB HS TO RS422, 2 CH, FT2232H 制造商:Future Technology Devices International (FTDI Chip) 功能描述:MODULE, USB HS TO RS422 CONV, 2 COM PORT, FT2232H; ;ROHS COMPLIANT: YES |
| USB-COM422-PLUS4 | 功能描述:界面模块 USB HS to RS422 Conv Assembly 4 DB9 Ports RoHS:否 制造商:4D Systems 产品:Serial Converters 通道/端口数量: 数据速率: 接口类型:USB, UART 工作电源电压:3.3 V, 5 V 最大工作温度: |
| USB-COM422-PLUS-4 | 制造商:Future Technology Devices International (FTDI Chip) 功能描述:USB TO A QUAD INTERFACE RS422 LEVEL SERIAL UART ADAPTOR 制造商:Future Technology Devices International (FTDI Chip) 功能描述:MODULE DEV USB-RS422 4 COM PORT 制造商:Future Technology Devices International (FTDI Chip) 功能描述:MOD, USB HS TO RS422, 4 CH, FT4232H 制造商:Future Technology Devices International (FTDI Chip) 功能描述:MODULE, USB HS TO RS422 CONV, 4 COM PORT, FT4232H; ;ROHS COMPLIANT: YES |
| USB-COM485-PLUS1 | 功能描述:界面模块 USB to RS485 Convrtr Assembly 1 DB9 Port RoHS:否 制造商:4D Systems 产品:Serial Converters 通道/端口数量: 数据速率: 接口类型:USB, UART 工作电源电压:3.3 V, 5 V 最大工作温度: |
| USB-COM485-PLUS-1 | 制造商:Future Technology Devices International (FTDI Chip) 功能描述:COMMUNICATION DEVICES PROVIDE A SIMPLE METHOD OF ADAPTING LEGACY SERIAL DEVICES WITH RS485 INTERFACES TO MODERN USB PORTS 制造商:Future Technology Devices International (FTDI Chip) 功能描述:MODULE DEV USB-RS485 1 COM PORT 制造商:Future Technology Devices International (FTDI Chip) 功能描述:MOD, USB FS TO RS485, 1 PORT, FT232R 制造商:Future Technology Devices International (FTDI Chip) 功能描述:MODULE, USB FS TO RS485 CONV, 1 COM PORT, FT232R; ;ROHS COMPLIANT: YES |
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