USB-2COMi-M & USB-2COMi-SI
Contents
1. of the cable termination is enabled by default Driver Installation Windows 7 Vista 2003 XP 2000 Driver Installation You need to have administrator privileges to install any new drivers 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 1MDMINI 1 LOCALS 1 Temp ckz_KRXF DPInst_Monx64 exe 64 bit OS detected C DOCUME 1 ADMINI 1 LOCALS 1 Temp ckz_KRKF DPInstx64 exe Installing driver FTDI CDM Driver Installation process completed Press enter 5 After the message FTDI CDM Driver installation process completed appear2. 658 pe Intel R 82801 FB FBM USB2 Enhanced Host Controller 265C L USB Mass Storage Device USB Mass Storage Device Loe le USB Root Hub USB Root Hub E y USB Root Hub y 3 USB Root Hub USB Root Hub Scan for hardware changes Properties USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 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 PO ET OL Se TE OPP ONN CAEN Eii Portable Devices Y Ports COM amp LPT Pte i E E E EX 9 Communications Port CO 9 Printer Port LPT1 USB Serial Converter D Processors c Sound video and game control High Definition Audio Devi H Storage controllers mH System devices POTTIN TOTON fi Waming You are about to uninstall this device from your system Delete the driver software for this device E Universal Serial Bus controllers Intel R 82801FB FBM USB Intel R 82801FB FBM USB Up ee c Intel R 82801FB FBM USB UE eS SEE SS Intel R 82801FB FBM USB 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 USB Root Hub USB Root Hub USB Serial Converter 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 al
3. Control Panel 3 Select Classic View from the top 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 Windows edition Remote settings Windows Vista Ultimate p System protection Copyright 2006 Microsoft Corporation All rights reserved y Advenced system settings 5 Locate your Device under the Ports COM amp LTP section and right click on it to bring up the menu shown Y Ports COM amp LPT Communications Port COM1 9 Printer Port LPT1 np Pence Update Driver Software eral Suund video and gerne Disable afa ligh Definition Audi Uninstall E Storage controllers G Syctem devicec Scan for hardware changes Universal Serial Bus cont Propertios 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 82801FB 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 Ruot Hub USD Roct I lub USB Root Hub y USB Serial Converter USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 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 windo
4. Introduction amp Specifications of Hi Speed USB to Industrial Dual Ports RS 422 485 Adapter USB to Dual RS 422 485 Adapter USB 2COMi M USB to Dual Opto isolated RS 422 485 Adapter USB 2COMi SI M with optical isolation 2000V with surge protection 25KV ESD on all signal lines to prevent interference to protect system and minimize down time Introduction of USB 2COMi M amp USB 2COMi SI M The USB Industrial I O 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 industrial 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 device to your system with easy plug and play and hot plug features Adapting the new technology the industrial I O communication port expansion now takes the new bus with easy and convenient connectivity Plugging the USB Industrial I O 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 is compatible with Windows serial communication applications The USB Industrial I O Adapter provides instant connectivity to RS 422 485 communication device for factor
5. Power Supply The USB 2COMi M and USB 2COMi SI M are powered by USB ports They must work in USB self power mode that supplies power of 5V 500mA This is generally available from the USB host port of Desktop computer Hardware Installation Outside the unit there are two 3 pin DIP switches which are set to select the mode of operation You will need to set the switch settings to RS 422 mode or RS 485 mode as per the requirements of your application The RS 422 amp RS 485 Mode Block Configuration Settings are listed as follows USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 2 RS 422 amp RS 485 Mode Block Configuration SW1 PORT1 SW2 PORT2 Operation Mode S1 S2 S3 RS 422 4 wire with handshaking ON JON ON RS 485 Full Duplex 4 wire ON ON OFF Half Duplex 2 wire ON with Echo OFF JOFF Half Duplex 2 wire without Echo OFF OFF OFF Inside the unit there are two 7x2 14pin header blocks which are jumpered to enable Tx Rx CTS 120 Ohm termination resistors and RX Tx 750 Ohm biasing resistor You will need to open up the 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 JP2 PORT1 JP3 PORT2 for Termination and Biasing Option Configuration Jumper Function 1 2 Tx Termination of 120 Ohm This jumper should always be populated f
6. ime Environment 5 0 Update 2 Size 150 00MB RS 8 Microsoft NET Framework 1 1 Add New Programs g MosChip High Speed USB MultiSerial Compound Device g NVIDIA Drivers i jS PComm Lite 2000 ver 1 1 Site 2 31MB Aca peme amp PowerDVy Size 0 89MB Windows Components Sonic EEE Package e Set Program Access and Defaults 1 jJ All devices using this driver will be removed Do you wish to continue Yes Mo 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 SS windows Driver Package FTDI CDM Driver Package 03 13 2008 2 04 06 Change Remove 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 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 7 Uninstalling Windows 7 or 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
7. l devices RS 422 Signal Pin outs of DB 9 Male CN2 CN3 Pin 1 TxD A Pin 2 TxD B Pin 3 RxD B Pin 4 RxD A Pin 5 GND Pin 6 RTS A Pin 7 RTS B Pin 8 CTS B Pin 9 CTS A USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 10 RS 422 Signal Pin outs of Terminal Block TB1 TB2 Pin 1 TxD A Pin 2 TxD B Pin 3 RxD B Pin 4 RxD A Pin 5 GND RS 422 Signal Wiring Point to Point 4 Wire Full Duplex USB 2COMi M RS 422 Device 2 1 3 4 5 TxD B 4 9 RxD B TxD A 4X 9 RxD A RxD B 4 TxD B RxD A 9 TxD A GND 4 GND e RS 422 with Handshaking USB 2COMi M RS 422 Device 2 TxD B RxD B 1 TxD A RxD A 3 RxD B 4 TxD B 4 RxD A 4 9 TxD A 5 GND GND 7 RTS B 4 CTS B 6 RTS A CTS A 8 CTS B 4 RTS B 9 CTS A lt lt RTS A USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 11 RS 485 4 Wire Full duplex Signal Pin outs of DB 9 Male CN2 CN3 Pin 1 TxD A Pin 2 TxD B Pin 3 RxD B Pin 4 RxD A Pin 5 GND RS 485 4 Wire Full duplex Signal Pin o
8. or RS485 Half Duplex mode 3 4 Pull up Tx to VCC by 750 Ohm Bias resistor This jumper should be populated for pull up Tx 5 6 Pull down Tx to GND by 750 Ohm Bias resistor This jumper should be populated for pull down Tx 7 8 Rx Termination of 120 Ohm This jumper should always be populated for RS 422 and RS485 Full Duplex mode 9 10 Pull up Rx to VCC by 750 Ohm Bias resistor This jumper should be populated for pull up Rx 11 12 Pull down Rx to GND by 750 Ohm Bias resistor This jumper should be populated for pull down Rx 13 14 CTS Termination of 120 Ohm This jumper should always 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 USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 3 in the cabling since this depends on the installation of connections Before applying the option check your cable specification for proper impedance matching Biasing of data lines must only occur at a single point anywhere in the cabling USB 2COMi and USB 2COMi SI M provide biasing for ease of installation Please be sure to disable this inside the unit if your cabling already provides biasing Termination must not be installed in the middle of the cable It is only permitted at both ends Since a computer controlled serial port is almost always at one end
9. s 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 USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 4 Check Installation 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 A B Change COM Port Properties amp COM Port Number This feature is particularly useful for programs such as HyperTerminal which only work with COM1 through COMA 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 Dri
10. to 1M bps Serial Connector Two DB 9 male connectors and two 5 pin terminal blocks Auto transmit buffer control for 2 wire RS 485 half duplex operation Termination and Bias resistors installed on board RS 422 data signals TX TX RX RX GND RTS RTS CTS CTS RS 485 data signals TX TX RX RX 4 wire and data data 2 wire Monitor LEDs of TxD RxD indicating port status Virtual COM port drivers available for Windows 7 Vista 2003 XP 2000 USB to Dual Opto isolated RS 422 485 Adapter USB 2COMi SI M Adds dual high speed RS 422 485 ports via USB connection Each RS 422 485 port is individually optically isolated with 2000 Volt DC optical isolation Each RS 422 485 port is individually protected by surge protector to withstand electrostatic discharge and power surges up to 25KV ESD 384 byte receive buffer 128 byte transmit buffer for high speed data throughput Requires no IRQ DMA I O port Data rates 300 bps to 1M bps Serial Connector Two DB 9 male connectors and two 5 pin terminal blocks Auto transmit buffer control for 2 wire RS 485 half duplex operation Termination and Bias 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 e Monitor LEDs of TxD RxD indicating port status Virtual COM port drivers available for Windows 7 Vista 2003 XP
11. uts of Terminal Block TB1 TB2 Pin 1 TxD A Pin 2 TxD B Pin 3 RxD B Pin 4 RxD A Pin 5 GND RS 485 2 Wire Half duplex Signal Pin outs of DB 9 Male CN2 CN3 Pin 1 Data A Pin 2 Data B Pin5 GND RS 485 2 Wire Half duplex Signal Pin outs of Terminal Block TB1 TB2 Pin 1 Data A Pin 2 Data B Pin 5 GND USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 12 RS 485 Signal Wiring Point to Point 4 Wire Full Duplex USB 2COMi M RS 485 Device Tx B Rx B Tx A Rx A Rx B Tx B Rx A lt Tx A GND GND an wo dD e Multidrop RS 485 2 Wire Half duplex USB 2COMi 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 M056 USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 13
12. ver 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 uninstall the 2003 XP 2000 drivers FTDI Clean Utility V1 0 7285 FTDI WES Chio VID Hex FTDI 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 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 5 Information A i Disconnect all FTDI devices From the PC 6 Double click Yes to confirm it 9 You are about to uninstall all FTDI drivers For VID 0x0403 and all PIDs e 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 FTDI Clean Utility V1 0 VID Hex FTDI PID Hex Exit Windows Server 2003 Status System clean completed 9 Press Start button and select Control Panel USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 6 10 Open the Add or Remove program Add or Remove Programs Ed fy Currently installed programs C show updates Sort by Name v change 5 r m Broadcom Advanced Control Suite Programs fen Intel Matrix Storage Manager Size 0 89MB amp J25E Runt
13. w and press OK b St ey en ers iiL iiid g IEEE 1394 Bus host controllers lt Keyboards A Mice and other pointing devices IK Monitors amp Network adapters 3 KE Portable Devices USB Serial Port COM4 F Ports COM amp LPT es J Communications Port CO FF Printer Port LPT1 t X9 USB Serial Port COMA Processors 4 Sound video and game control a High Definition Audio Devid lt gt Storage controllers S JE System devices beet y Universal Serial Bus controllers L IE r7 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 Aft f D H Waming You are about to uninstall this device from your system RI C Delete the driver software for this device H E m m 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 I System devices Q Universal Serial Bus controllers 8 Intel R 82801FB FBM USB Universal Host Controller 2658 Intel R 82801 FB FBM USB Universal Host Controller 2659 Intel R 82801FB FBM USB Universal Host Controller 265A Intel R 82801FB FBM USB Universal Host Controller 2
14. y automation equipment multi drop data collection devices barcode readers time clocks scales data entry terminals PC to PC long distance communications and serial communication in harsh environments The USB Industrial I O provides industrial solution for applications requiring single node or multi drop communications over short and long distance Optical Isolation amp Surge Protection USB 2COMi SI M Optical isolation and surge protection are available to this product USB 2COMi SI M Each RS 422 485 port is individually 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 Each RS 422 485 port is individually 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 USB 2COMi M amp USB 2COMi SI M USB to Dual RS 422 485 User s Manual 1 Specifications amp Features USB to Dual RS 422 485 Adapter USB 2COMi M Adds dual high speed RS 422 485 ports via USB connection 384 byte receive buffer 128 byte transmit buffer for high speed data throughput Requires no IRQ DMA I O port Data rates 300 bps
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