USB-COMi-SI-M Manual
Contents
1. Full duplex Signal Pin outs of Terminal Block TB1 Pin 1 Tx A Pin 2 Tx B Pin 3 Rx B Pin 4 Rx A Pin 5 GND Pin 6 GND RS 485 2 Wire Half duplex Signal Pin outs of DB 9 Male CN2 Pin 1 Data A Pin 2 Data B Pin 5 GND RS 485 2 Wire Half duplex Signal Pin outs of Terminal Block TB1 Pin 1 Data A Pin 2 Data B Pin 5 GND Pin 6 GND USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 13 RS 485 Signal Wiring Point to Point 4 Wire Full Duplex USB COMi SI M RS 485 Device 2 Tx B Rx B 1 Tx lt ps gt v P h Rx A Rx B lt Tx B 4 Rx A 5 GND lt n V GND Multidrop RS 485 2 Wire Half duplex USB COMi SI M RS 485 Device 2 Data B Data B 1 Data A Data A 5 GND GND RS 485 Device x Data B Data A GND All brand names and trademarks are the property of their respective owners Manual Part No M055 USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 142. left hand corner and then System from the list 4 Select Device Manager from the top left hand corner View basic information about your computer i Windows edition Remote settings Windows Vista Ultimate System protection Copyright 2006 Microsoft Corporation All rights reserved 9 Advanced system settings 5 Locate your Device under the Ports COM amp LTP section and right click on it to bring up the menu shown Gapa ee Be Ports amp LPT i Communications Port COM1 Y Printer Port LPT1 i 1 m I Update Driver Software lt Suund videu and geome Disable High Definition Audi Uninstall E lt gt Storage controllers BE Syctem devicec Scan for hardware chanqes Universal Serial Bus cond pe Intel R 82801 FB FBN Intel R 82801FB FBM USB Universal Host Controller 2659 Intel R 82801FB FBM USB Universal Host Controller 265A Intel R 82801 FB FBM USB Universal Host Controller 2658 Intel R 82801FB FBM USB2 Enhanced Host Controller 265C USB Mass Storage Device USB Mass Storage Device USB Root Hub USB Root Hub USB Root Hub USD Root I lub USB Root Hub USB Serial Converter USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 8 6 Select uninstall and be sure to click the box for Delete the driver software for this device in the next window and pres
3. pin header blocks which are jumpered to enable Rx CTS 120 Ohm termination resistors and Tx Rx 750 Ohm BIASing resistor You will need to open up the metal case and set the jumper setting for RS 422 mode or RS 485 mode as per the requirements of your application Settings are listed as follows Jumper Function 1 2 Pull up Tx to VCC by 750 Ohm Bias resistor This jumper should be populated for pull up Tx 3 4 Pull down Tx to GND by 750 Ohm Bias resistor This jumper should be populated for pull down Tx 5 6 Rx Termination of 120 Ohm This jumper should always be populated for RS 422 mode 7 8 Pull up Rx to VCC by 750 Ohm Bias resistor This jumper should be populated for pull up Rx 9 10 Pull down Rx to GND by 750 Ohm Bias resistor This jumper should be populated for pull down Rx 11 12 CTS Termination of 120 Ohm This jumper should be populated for RS 422 mode Note Sometimes when operating in RS 422 or RS 485 it is necessary to configure termination and biasing of the data transmission lines Generally this must be done in the cabling since this depends on the installation of connections Before applying the option check your cable specification for proper impedance matching USB COMi SI M _USB to Optically Isolated RS 422 485 Adapter User s Manual 3 Windows 7 Vista 2003 XP 2000 Driver Installation You need to have administrator privileges to install any new dri
4. Installation Guide of Hi Speed USB to Optically Isolated RS 422 485 Adapter Introduction of USB COMi SI M The USB to Optically Isolated RS 422 485 Adapter is designed to make industrial communication port expansion quick and simple Connecting to a USB port on your computer or USB hub the USB Industrial I O Adapter instantly adds an industrial multi electrical interface serial communication port to your system By taking advantage of the USB bus the USB Industrial I O Adapter makes it easier than ever to add RS 422 or RS 485 serial device to your system with easy plug and play and hot plug features Adapting the new technology the serial port expansion now takes the new bus with easy and convenient connectivity Plugging the USB to Industrial RS 422 485 Adapter to the USB port the adapter is automatically detected and installed There are no IRQ amp COM port conflicts since the port doesn t require any additional IRQ DMA memory as resources on the system The RS 422 485 port functions as native Windows COM port and it is compatible with Windows serial communication applications Each port is individually configurable The USB to Industrial RS 422 485 Adapter provides instant connectivity to RS 422 485 communication devices for factory automation equipment multi drop data collection devices barcode readers time clocks scales data entry terminals PC to PC long distance communications ATMs and serial communication in harsh envir
5. all the 2003 XP 2000 drivers FTDI Clean Utility V1 0 VID FTOI PID Hex Status Ready 5 You need to disconnect all USB to serial Adapters from your PC when the message below appears Double click OK to start uninstalling Windows 2003 XP 2000 USB to Serial drivers USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 5 Information Disconnect all FTDI devices from the PC 6 Double click Yes to confirm it Youare about to uninstall all FTDI drivers For VID 0 0403 and all PIDs J Do you want to continue 8 When the message Status System clean completed appears double click Exit to complete the USB to serial drivers uninstall FIDI Clean Utility V1 0 VID Hex FTDI jn PID Hex Exit Windows Server 2003 Status System clean completed 9 Press Start button and select Control Panel USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 6 10 Open the Add or Remove program 1 Add or Remove Programs M 2 Currently installed programs E Show updates Sort by Name v Change 5 n m Broadcom Advanced Control Suite Programs 15 Intel Matrix Storage Manager Size 0 89 E J25E Runtime Environment 5 0 Update 2 Size 150 00MB NS B Microsoft NET Framework 1 1 Add New Programs 15 MosChip High Speed USB MultiSerial Compound Device 15 NVIDIA Dr
6. ed Host Controller 265C USB Mass Storage Device USB Mass Storage Device USB Root Hub USB Root Hub USB Root Hub USB Root Hub USB Root Hub Update Driver Software Uninstalls the driver for Df fe a aaa g 47 Scan for hardware changes Properties USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 9 8 Select uninstall and be sure to click the box for Delete the driver software for this device in the next window and press OK H E Portable Devices HF Ports COM amp LPT Y Communications Port CO Y Printer Port LPT1 USB Serial Converter m Processors c 5 4 Sound video and game control a High Definition Audio Devic i lt gt Storage controllers KS System devices 5 Universal Serial Bus controllers Intel R 82801FB FBM USB Intel R 82801 FB FBM USB Intel R 82801FB FBM USB Intel R 82801FB FBM USB paces Intel R 82801FB FBM USB2 Enhanced Host Controller 265 USB Mass Storage Device USB Mass Storage Device USB Root Hub USB Root Hub USB Root Hub USB Root Hub USB Root Hub USB Serial Converter Waming You are about to uninstall this device from your system Delete the driver software for this device EE SE SE SE SE SE SE SE SE 4 4 Note if you have more than one USB Serial Converter installed in your PC you need to repeat step 7 and step 8 to delete the driver software for a
7. ion You can now verify the installation has been completed successfully by looking under Device Manager of the System Properties screen Go there by Start Setting Control Panel System Properties Hardware Device Manager The device should have installed as a USB Serial Port COMx attached to USB Serial Converter USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 4 Change COM Port Properties amp COM Port Number This feature is particularly useful for programs such as HyperTerminal which only work with COM1 through COM4 Please ensure that you do not change the COM Port Number already in use To change the virtual COM port properties Select the USB Serial Port Click Properties Select Port Setting and Advanced Click the drop down arrow on COM Port Number and scroll to the required COM port Select OK Return to the Device Manager Screen You will see that the USB Serial Port installation has been changed to the new COM Port Number Uninstalling Windows 2003 XP 2000 Drivers Please proceed with the following steps to uninstall the 2003 XP 2000 driver 1 Insert the USB COM Series Driver and Utility CD into your CD ROM 2 The USB COM Series Driver and Utility CD dialog box appears 3 Under Driver Uninstalling double click Windows 2003 XP 2000 driver uninstall to uninstall the device driver 4 When following dialog box appears double click Clean System to uninst
8. ivers ie 15 PComm Lite 2000 Ver 1 1 Size 2 31MB amp PowerDVy Size 0 89MB Windows a Components 5 Sonic Sonic D 2 All devices using this driver will be removed Do you wish to continue Set Program Sonic R Access and vd Defaults gt Sonic R Yes v 15 Sonic Windows Driver Package FTDI CDM Driver Package 03 13 2008 2 04 06 Click here For support information To change this program or remove it from your computer click Change Remove i Change Remove windows Driver Package FTDI CDM Driver Package 03 13 2008 2 04 06 11 Remove the first Windows Driver Package FTDI CDM Driver Package 12 Click Chang Remove and Yes to remove the first Windows Driver Package 13 Remove the second Windows Driver Package FTDI CDM Driver Package 14 Click Chang Remove and Yes to remove the second Windows Driver Package 15 Reboot the computer to complete the driver uninstall USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 7 Uninstalling Windows 7 or Windows Vista Drivers Windows 7 and Vista have many new security features You need to proceed with the following steps to uninstall the Vista driver 1 The USB to serial devices must connect to the PC 2 Press Start button and select Control Panel 3 Select Classic View from the top
9. ll devices USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 10 RS 422 Signal Pin outs of DB 9 Male CN2 Pin 1 Tx A Pin 2 Tx B Pin 3 Rx B Pin 4 Rx A Pin 5 GND Pin 6 RTS A Pin 7 RTS B Pin 8 CTS B Pin 9 CTS A RS 422 Signal Pin outs of Terminal Block TB1 Pin 1 Tx A Pin 2 Tx B Pin 3 Rx B Pin 4 Rx A Pin 5 GND Pin 6 GND RS 422 Signal Wiring Point to Point 4 Wire Full Duplex USB COMI SI M RS 422 Device 2 Tx B NV Rx B 1 Tx A Rx 3 Rx B 4 h Tx B 4 Tx 5 GND lt GND USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 11 e RS 422 with Handshaking USB COMi SI M RS 422 Device Tx B Rx B Tx A lt Rx A lt vv Tx B Rx A 9 A GND GND RTS B F cTSsS B RTS A V CTS A CTS B lt gt 9 CTS RTS A o OO O QI L G N USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 12 RS 485 4 Wire Full duplex Signal Pin outs of DB 9 Male CN2 Pin 1 Tx A Pin 2 Tx B Pin 3 Rx B Pin 4 Rx A Pin 5 GND RS 485 4 Wire
10. minal Block e Auto transmit buffer control for 2 wire RS 485 half duplex operation Termination resistors installed on board e RS 422 data signals Tx Tx Rx Rx GND RTS RTS CTS CTS e RS 485 data signals Tx Tx Rx Rx 4 wire and data data 2 wire Monitor LEDs of TxD RxD indicating port status e External 4 pin dip switch to set RS 422 or RS 485 modes e Virtual COM port drivers provided for Windows 7 Vista 2003 XP 2000 Input Power e USB Self Power 500mA 5V Hardware Installation Outside the unit there is one 4 pin DIP switch which is set to select the mode of operation You will need to set the switch settings to RS 422 or RS 485 mode as per the requirements of your application After the setting of DIP switch you then plug the adapter to USB port to start driver installation The Mode Block Configuration Settings are listed as follows SW External DIP Switch Operation Mode 4 wire with Handshaking Full Duplex 4 wire Half Duplex 2 wire with Echo Half Duplex 2 wire without Echo Note In the most common situation an 120 Ohm termination resistor of TxD S4 is ON is required in RS485 Half Duplex configuration Otherwise it is rarely used USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 2 JP1 for Termination and Biasing Option Configuration Inside the unit there is one 2 x 6 12
11. onment The USB to Industrial I O Adapter provides industrial solution requiring single node or multi drop communications over short and long distance Optical Isolation amp Surge Protection Optical isolation and surge protection are available to USB COMi SI M The RS 422 485 port is optically isolated with 2000 volt DC optical isolation The optical isolation protects your PC or notebook from spikes and surges on the RS 422 485 network by converting the electrical pulse into an optical signal and then changing it back into an electrical pulse Your computer is well protected since the surges and spikes cannot cross the optical link The RS 422 485 port is protected by surge protector to withstand electrostatic discharge and power surges up to 25KV ESD Surge suppression on all signals prevent from damages caused by lightning or high voltage Specifications amp Features e Adds a high speed RS 422 485 serial port via USB connection e 384 byte receive buffer e 128 byte transmit buffer for high speed data throughput USB COMi SI M USB to Optically Isolated RS 422 485 Adapter User s Manual 1 The RS 422 485 port is optically isolated with 2000 Volt DC optical isolation The RS 422 485 port is protected by surge protection to withstand electrostatic discharge and power surges up to 25KV ESD e Requires IRQ DMA I O port e Data rates 300 bps to 921 6K bps Serial Connector one DB 9 male connector and one 6 pin Ter
12. s OK B gy 21079 ey iiit L IEEE 1394 Bus host controllers lt Keyboards P Mice and other pointing devices 8 Monitors amp Network adapters KS Portable Devices YS Ports COM amp LPT FF Communications Port CO i Y Printer Port LPT1 USB Serial Port Processors Sound video and game control a High Definition Audio Devid lt gt Storage controllers I qi System devices 5 9 Universal Serial Bus controllers i Intel R 82801FB FBM USB Universal Host Controller 2658 Intel R 82801FB FBM USB Universal Host Controller 2659 Intel R 82801FB FBM USB Universal Host Controller 265A H A tA co so Waming You are about to uninstall this device from your system RI CZ Delete the driver software for thie device HF Note if you have more than one USB Serial Port COMx installed in your PC you need to repeat from step 5 to step 6 to delete the driver software for each port 7 Locate your Device under the Universal Serial Bus Controllers section and right click on it to bring up the menu shown lt gt Storage controllers System devices Universal Serial Bus controllers Intel R 82801FB FBM USB Universal Host Controller 2658 Intel R 82801FB FBM USB Universal Host Controller 2659 Intel R 82801 FB FBM USB Universal Host Controller 265A Intel R 82801FB FBM USB Universal Host Controller 2658 Intel R 82801FB FBM USB2 Enhanc
13. vers under Windows 7 Vista 2003 XP 2000 To install the driver or update the configuration please log onto Windows as Administrator or ask your system administrator to install the USB COM driver You need to install driver first prior to hardware installation Do not connect the USB to Serial Adapter to the USB port of your computer before you finish driver installation Please proceed with the following steps to install the driver 1 Insert the USB COM Series Driver and Utility CD into your CD ROM 2 The USB COM Series Driver and Utility CD dialog box appears 3 Under Driver Installation double click Windows 7 Vista 2003 XP 2000 driver to install the device driver 4 The USB COM install program will auto detect the OS type and install the driver automatically Note in Windows 7 or Vista OS you will find another dialog box please click on OK to confirm the drivers install program cx C DOCUME 1 ADMINI 1 LOCALS 1 Temp ckz_KRXF DPInst_Monx64 exe 64 bit 05 detected C DOCUME 1 ADMINI 1 LOCALS 1 Temp ckz_KRKXF DPInstx64 exe Installing driver FTDI CDM Driver Installation process completed Press enter 5 After the message FTDI CDM Driver installation process completed appears press Enter to complete the driver installation 6 Plugin the USB to Serial Adapter to the USB port of your computer Windows will finish installing the driver files Check Installat
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