USB-COMi-SI Singe Port USB to RS422 / 485 Adapter User Manual
Contents
1. 5 GND gt GND Sales coolgear com www CoolGear com ue cooliear e Multi drop RS 485 2 Wire Half duplex USB COMi Sl RS 485 Device 2 Datat B Data B 1 Data A Data A 5 GND GND RS 485 Device x Data B Data A GND Sales coolgear com www CoolGear com ue2. Option Configuration Inside the unit there is one block of 3 x 7 21 pin jumpers which are configured to enable Tx Rx CTS 120 Ohm termination resistors and Tx Rx 750 Ohm BIAS resistor You will need to open up the case and set the jumper setting to activate termination and BIAS as per the requirements of your application Settings are listed as follows Jumper 1 2 2 3 4 5 5 6 7 8 8 9 10 11 11 12 13 14 14 15 16 17 17 18 19 20 20 21 enable disable enable disable enable disable enable disable enable disable enable disable enable disable Function Tx Termination of 120 Ohm This jumper should always be populated for RS 485 mode Pull up Tx to VCC by 750 Ohm Bias resistor This jumper should be populated for pull up Tx Pull down Tx to GND by 750 Ohm Bias resistor This jumper should be populated for pull down Tx Rx Termination of 120 Ohm This jumper should always be populated for RS 422 mode Pull up Rx to VCC by 750 Ohm Bias resistor This jumper should be populated for pull up Rx Pull down Rx to GND by 750 Ohm Bias resistor This jumper should be populated for pull down Rx 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 in the cabling since this depends on the installation of conn
3. USB COM Series Driver and Utility CD into your CD ROM 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 uninstall the 2003 XP 2000 drivers ag FTDI Clean Utility V1 0 BER VID Hex FTDI PID Hex status Ready 5 You need to disconnect all USB COM I from your PC when the message below appears Double click OK to start uninstalling Windows 2003 XP 2000 USB to Serial drivers Sales coolgear com www CoolGear com eU cooliear Information Ed i Disconnect all FTOI devices From khe PC 6 Double click Yes to confirm it Contirm amp amp You are about to uninstall all FTOI drivers For VID 0x0403 and all PIDs ws Do vou want bo continue 7 Click No to proceed Contirm 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 aui VID Hex FT DI Clean System E sit FID Hex Windows Server 2003 status System clean completed 9 Press Start button and select Control Panel 10 Open the Add or Remove program Sales coolgear com www CoolGear com cooliear Add or Remove Programs Change or Remove Pr
4. must connect to the PC Press Start button and select Control Pane Select Classic View from the top left hand corner and then System from the list Select Device Manager from the top left hand corner m jE Control Panel System View basic information about your computer Windows edition tp Remote settings Windows Vista Ultimate p System protection Copyright 2006 Microsoft Corporation All rights reserved te Advenced system settings Sales coolgear com www CoolGear com eU coolijear 5 Locate your device under the ports COM amp LPT section and right click on it to bring up the menu shown SS EET e P Ports COM amp LPT TR Communications Port COMI 3 P Printer Port LPT1 un USE benal Port CLONE n E Update Driver Software ee Suund videu and yore Disable 0000 Pigh Definition cara Uninstall Ee e Storage controllers fa g S Syctem devicer Scan for hardware changes 3 ig Universal Serial Bus cont iu Intel R S2801FB FBN n 3 ig Intel R 82301FB FBM USB Universal Host Controller 2659 i Intel R 82801 FB FBM USB Universal Host Controller 265A ig Intel R 82801FB FEM USE Universal Host Controller 2658 e M Intel R 82501FB FBM USB Enhanced Host Controller 765 2 USB Mass Storage Device USB Mass Storage Device USB Root Hub USB Root Hub ig USB Root Hub USD Roct lub USB Root Hub 7 USE Seral Converter 6 Select uninsta
5. Controller 265A j y Intel R 62801FB FBM USB Universal Host Controller 2656 v Intel R 82801FB FBM USB2 Enhanced Host Controller 265C Eun USB Mass Storage Device USB Mass Storage Device E USB Root Hub 7 H el le USE Root Hub USE Foot Hub USB Root Hub USE Root Hub Update Driver Software Scan for hardware changes Properties 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 gl Aii Portable Devices z T Ports COM amp LPT Communications Port CON f Printer Port LPT1 USE Serial Converter B EE Processors cM Ed Sound video and game control li High Definition Audio Devic t3 gt Storage controllers GM System devices Be 2 Universal Serial Bus controllers Intel R 82801FB FBM USB Intel R 82801FB FBM USB Intel R 82801FB FBM USB Intel R 82801FB FBM USB UL EE EE Intel R 82801 FB FEM 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 Waming You are about to uninstall this device from your system 7 Delete the driver software for this device in d g o a M Note if you have more than one USB COMI SI Converter installed in your PC you need to repeat step 7 and step 8 to delete the driver software for all devic
6. cooliear USB COMIi SI Single Port USB to RS422 485 Adapter User Manual The USB COMi SI Industrial Single RS 422 485 Adapters are designed to make serial port expansion quick and simple Connecting to a USB port on your computer or USB hub the USB Serial Adapter instantly adds one industrial RS 422 485 multi electrical interface serial communication port to your system By taking advantage of the USB bus the USB Serial Adapter makes it easier than ever to add one RS 422 485 port and serial devices 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 USB COMI SI Plugging the USB COMi SI USB to Industrial Single Serial 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 The adapter is designed with external switches to set RS 422 or RS 485 ports and different operation modes conveniently The USB Serial 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 ATMs and serial Communication
7. ections Before applying the option check your cable specification for proper impedance matching Sales coolgear com www CoolGear com 3 6 912151821 7 x 3 header block to enable Termination and BIAS resistors 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 c C DOCUME 1 ADMINI 1M OCALS 1 Temp ckz_KRXF DPInst_Monx64 exe 64 bit OS detected uL A nc eee S KRAF DPInstx64 exe Installing driver FTDI CDM Driver Installat
8. es Sales coolgear com www CoolGear com eU cooliear DB 9 Male Connector Pin Assignment 12345 6 789 RS 422 Signal Pin outs of DB 9 Male Pin 1 TxD A Pin 2 TxD B Pin 3 RxD B Pin4 RxD A Pin 5 GND Pin 6 RTS A Pin 7 RTS B Pin 8 CTS B Pin 9 CTS A RS 422 Signal Wiring e Point to Point 4 Wire Full Duplex USB COMI SI RS 422 Device 2 TxD B 4 RxD B 1 TxD A RxD A 3 RxD B lt gt TxD B 4 RxD A 4 TxD A 5 GND t GND e RS 422 with Handshaking Sales coolgear com www CoolGear com E cooliear USB COMi Sl RS 422 Device TxD B RxD B TxD A RxD A RxD B 4 TxD B RxD A 4 TxD A GND lt 4 GND RTS B 4 CTS B RTS A CTS A CTS B t gt RTS B CTS A 4 RTS A MI oonn oO p w RS 485 4 Wire Full duplex Signal Pin outs of DB 9 Male Pin 1 Tx A Pin 2 Tx B Pin 3 Rx B Pin 4 Rx A Pin 5 GND RS 485 2 Wire Half duplex Signal Pin outs of DB 9 Male Pin 1 Data A Pin 2 Data B Pin 5 GND RS 485 Signal Wiring e Point to Point 4 Wire Full Duplex USB COMi SI RS 485 Device 2 TxD B 4 RxD B 1 TxD A lt gt RxD A 3 RxD B lt TxD B 4 RxD A lt gt TxD A
9. in harsh environment The USB to Serial Adapter is suitable for remote access retail and industrial application data collection and other applications requiring high speed RS 422 485 communication ports Optical Isolation amp Surge Protection The output port Of USB COMI SI 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 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 COMi SI with galvanic isolated RS 422 485 port provides extended electrical safety in industrial application Specifications and Features e Adds one high speed RS 422 485 serial port via USB connection e The RS 422 485 port is optically isolated with 2000 Volt DC optical isolation e The RS 422 485 port is protected by surge protector to withstand electrostatic e discharge and power surges up to 25KV ESD e 384 byte receive buffer e 128 byte transmit buffer for high speed data throughput e Requires no IRQ DMA I O port e Data rates 300 bps to 1M bps e Serial Connector one DB 9
10. ion process completed Press enter _ 5 After the message FTDI CDM Driver installation process completed appears press Enter to complete the driver installation 6 Plug in the USB to Serial Adapter to the USB port of your computer Windows will finish installing the driver files Sales coolgear com www CoolGear com eU cooliear 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 and 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 e Select the USB Serial Port e Click Properties e Select Port Setting and Advanced e Click the drop down arrow on COM Port Number and scroll to the required COM port Select OK e 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
11. ll and be sure to click the box for Delete the driver software for this device in the next window and press OK etig OE A y EA Aa cenar enema Et F IEEE 1394 Bus host controllers pp m Keyboards E Pi Mice and other pointing devices Monitors Es GE Network adapters EE EE Portable Devices gee ie USB Seral Port COM4 es Ports COM amp LPT me Communications Port COI se stud im 2j ti Printer Port LPT1 Waming You are about to uninstall this device i USB Serial Port COMA 3 mr Processors Sound video and game control is a High Definition Audio Devi lt gt Storage controllers qi System devices g Universal Serial Bus controllers LL g Intel R 82801FB FBM USB Unrversal Host Controller 26582 g Intel R 82801FB FBM USB Universal Host Controller 2659 gg Intel R 82801 FB FBM USB Universal Host Controller 265A El Belen Er Note if you have more than one USB COM 1 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 Sales coolgear com www CoolGear com eU 4 gt Storage controllers Universal Serial Bus controllers aes Intel R 82801 FB FEM USB Universal Host Controller 2658 bee Intel R 82501 FB FBM USB Universal Host Controller 2659 m I Intel R 82801 FB FBM USB Universal Host
12. male connector Sales coolgear com www CoolGear com eU coolijear 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 No external power adapter required Virtual COM port drivers available for Windows 7 Vista 2003 XP 200000 Hardware Installation Inside the unit there is one 3 pin DIP switch for selection of operation mode You need to open up the plastic housing by using a screw driver as shown below You can set the switch settings to RS 422 or RS 485 mode as per the requirements of your application Open the case You need to install driver first prior to hardware installation After the setting of DIP switch and connecting USB cable to the adapter you then start driver installation The Mode Block Configuration Settings are listed as follows RS 422 amp RS 485 Mode Block Configuration SW DIP Switch for Mode Setting RS 422 RS 485 Sales coolgear com www CoolGear com Operation Mode S1 4 wire with Handshaking ON Full Duplex 4 wire OFF Half Duplex 2 wire With Echo OFF Half Duplex 2 wire Without Echo OFF S2 ON ON OFF OFF S3 ON ON ON OFF 3 Pin DIP Switch for Operating Mode Selection Termination and BIAS
13. ograms E Add New Programs Add Remove Windows Components Set Program Access and Defaults Currently installed programs C Show updates Sort by a Broadcom Advanced Control Suite ja Intel Matrix Storage Manager Size DAME dy J25E Runtime Environment 5 0 Update 2 Size 150 00ME Microsoft NET Framework 1 1 i Moschip High Speed LISE Multiserial Compound Device if NVIDIA Drivers ja Pi omm Lite 2000 Ver 1 1 Size 2 31 MB Size 0 GMB Sonic CA ae ella Package 2 J Al devices using this driver will be removed Do you wish ta continue Mo Windows Driver Package FTDI CDM Driver Package 03 13 2008 2 04 06 Click here For support information To change this program ar remove it From your computer click Change Remove Change Remove SS Windows Driver Package FTOI CDM Driver Package 03 13 2008 2 04 06 11 Remove the first Windows Driver Package FTDI CDM Driver Package 12 Click Change Remove and Yes to remove the first Windows Driver Package 13 Remove the second Windows Driver Package FTDI CDM Driver Package 14 Click Change Remove and Yes to remove the second Windows Driver Package 15 Reboot the computer to complete the driver uninstall 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 Dou DE The USB to serial devices
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