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USB to Serial Converters Manual

Version 2.0

Document Reference No.: CP_000032 Clearance No.: CP#022

Copyright © Connective Peripherals Pte Ltd

34

4

Output

TXD = Transmit Data

5

Input

RXD = Receive Data

6

Input

DCD = Data Carrier Detect

7

Input

DSR = Data Set Ready

8

Input

CTS = Clear To Send

Table 13 - RS-232 Pin-Out for RJ45 Connector

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Summary of Contents for ES-U-1001-A

Page 1: ...implied by the publication of this document Connective Peripherals Pte Ltd 178 Paya Lebar Road 07 03 Singapore 409030 Registered Number 201617872E Copyright Connective Peripherals Pte Ltd The ES U xxx...

Page 2: ...ion Steps 12 4 2 Windows 7 to Windows 10 12 4 3 Verifying the Installation 18 4 4 Changing COM Port Properties and COM Number 19 4 5 OS Support Linux Mac and Older Windows Verisons 21 5 Switch and Jum...

Page 3: ...opyright Connective Peripherals Pte Ltd 3 7 2 Removing existing FTDI drivers 44 7 3 Device Driver Options 46 7 4 Further Information on Resolving Driver Issues 47 8 Contact Information 48 Appendix A L...

Page 4: ...ctions as a native Windows COM port and is compatible with Windows serial communication applications The ES U xxxx x converters provide instant connectivity to RS 232 or RS 422 RS 485 compatible devic...

Page 5: ...SB connection Auto transmit buffer control for 2 wire RS 485 half duplex operation Internal termination and bias resistors on some models enabled by jumper RS 422 data signals TX TX RX RX GND RTS RTS...

Page 6: ...Ports RS232 RS422 RS485 Metal Rack ES U 1001 A 1 Y USB ES U 1101 MB 1 Y Y USB Y Revision B of ES U 1101 M which supports higher data throughput ES U 1002 A 2 Y USB ES U 1002 M 2 Y Y USB 5V 150mA outp...

Page 7: ...to the PC Serial Interface The ES U xxxx x converters have DB 9 male connectors for connection to the RS 232 422 485 interface Some models have the following additional features Terminal block connec...

Page 8: ...of sale Metal case converters are supplied with wall mounting hardware USB cable and power adapter with plug localised to country of sale when required depending on model Metal rack mount converters...

Page 9: ...g depending on the country of sale and so may vary from the one shown below The low voltage connector is either a 3 pin terminal block connector or a barrel type jack as shown below depending on the m...

Page 10: ...g it back into electrical data Your computer is well protected since the surges and spikes cannot cross the optical link Each serial port is individually protected by surge protector to withstand elec...

Page 11: ...Serial Converters Manual Version 2 0 Document Reference No CP_000032 Clearance No CP 022 Copyright Connective Peripherals Pte Ltd 11 Figure 8 ES U 3008 RM has a set of jumpers for each port one set c...

Page 12: ...r details on how to remove them before proceeding to install the driver 3 Verify the installation see section 4 3 4 If you encounter issues see section 7 for troubleshooting information 4 2 Windows 7...

Page 13: ...Setup exe for example this can be done by right clicking the downloaded CDM21228_Setup zip file and selecting Extract All and selecting a suitable folder By default Windows will create a folder with t...

Page 14: ...o CP 022 Copyright Connective Peripherals Pte Ltd 14 Figure 11 Install Wizard initial window e Windows will now extract the files provided in the setup program Figure 12 Install Wizard extracting file...

Page 15: ...and then select the appropriate radio button By proceeding with the installation you confirm your acceptance of these terms Figure 14 Install Wizard license agreement h The wizard will then show the d...

Page 16: ...to verify the installation Option 2 Windows Update If your computer is currently connected to the internet these steps will help you to install the driver automatically using Windows Update If you ha...

Page 17: ...to your converter and the other end to an available USB port on your PC c The computer will recognise the converter and display the Found New Hardware wizard If this appears proceed to the next step...

Page 18: ...l all of the serial ports on the converter Each time the wizard is displayed repeat steps c to e above g Once installation is complete you will see the following message Please proceed to section 4 3...

Page 19: ...td 19 Figure 20 Device Manager after installing a converter with four ports 4 4 Changing COM Port Properties and COM Number This feature is particularly useful for programs which only work with COM1 t...

Page 20: ...click the USB Serial Port in the Device Manager 2 Select Port Setting and Advanced 3 Click the drop down arrow on COM Port Number scroll to the required COM port and Select OK 4 Return to the Device M...

Page 21: ...rs VCP htm Windows FTDI provide Windows drivers as an installer executable or via Windows Update For current versions Windows 7 up to Windows 10 use the latest FTDI drivers for both models Installatio...

Page 22: ...els Some older OS X versions post Mavericks include an FTDI driver supporting the FT232B and FT232R but not supporting the FT231X chipset which is used in rev B and C of some products In these cases t...

Page 23: ...be disconnected from your converter before changing DIP switch settings and before opening the case to change jumper settings Termination For RS 422 or RS 485 it may be necessary to enable terminatio...

Page 24: ...applies only to revision B and C units which have the part numbers listed above For the original ES U 2001 and ES U 2101 please refer to version 1 4 of this guide which is available from the Connecti...

Page 25: ...o enable pull down of Tx 8 9 Disable Pull down of Tx to GND 10 11 Enable Rx Termination with 120 Ohm This jumper should be populated for RS 422 and RS 485 Full Duplex mode 11 12 Disable Rx Termination...

Page 26: ...ON ON RS 485 Full Duplex 4 wire OFF ON ON Half Duplex 2 wire with Echo OFF OFF ON Half Duplex 2 wire without Echo OFF OFF OFF Table 4 RS 422 RS 485 Mode Configuration Jumper Settings Inside the unit t...

Page 27: ...be populated to enable pull down of Rx 13 14 Enable CTS Termination with 120 Ohm This jumper should be populated for RS 422 mode Table 5 Jumpers to select Termination and Biasing Note If biasing of a...

Page 28: ...485 Full Duplex 4 wire ON OFF OFF OFF Half Duplex 2 wire with Echo OFF OFF OFF ON Half Duplex 2 wire without Echo OFF OFF ON ON Table 6 RS 422 RS 485 Mode Configuration Switch S4 selects 120R termina...

Page 29: ...ermination and Biasing 5 5 ES U 3xxx x and ES U 2101 MB This section applies to the following adapters ES U 3001 MB ES U 3008 RM ES U 3016 RM ES U 2101 MB See the General Notes and Warnings on page 23...

Page 30: ...ulated for RS 422 mode Table 9 Jumpers to select Termination and Biasing Note If biasing of an RS 485 half duplex bus is required enable Rx biasing only Pull up Rx to VCC by 750 Ohm Bias resistor and...

Page 31: ...USB to Serial Converters Manual Version 2 0 Document Reference No CP_000032 Clearance No CP 022 Copyright Connective Peripherals Pte Ltd 31...

Page 32: ...connector Pin assignments are according to TIA EIA 574 which formally defines the assignments for a COM port found on many personal computers Figure 22 DB 9 Male Connector Pin Numbers Pin Number Pin T...

Page 33: ...Ground GND RS232 signal ground 6 Leave un connected 7 Output RTS Request To Send 8 Input CTS Clear To Send 9 Leave un connected Table 12 RS 232 Pin Out for DB 9 connector on ES U 2101 MB RJ45 connect...

Page 34: ...ce No CP_000032 Clearance No CP 022 Copyright Connective Peripherals Pte Ltd 34 4 Output TXD Transmit Data 5 Input RXD Receive Data 6 Input DCD Data Carrier Detect 7 Input DSR Data Set Ready 8 Input C...

Page 35: ...Output RTS Request to send negative polarity 7 Output RTS Request to send positive polarity 8 Input CTS Clear to send positive polarity 9 Input CTS Clear to send negative polarity Shield Case Ground D...

Page 36: ...5 See Description For ES U 2101 M pin 5 is GND For ES U 3001 MB pin 5 is optional 5VDC output For ES U 2101 MB pin 5 is optional 5VDC output 6 Ground GND Signal ground Table 16 RS 422 Pin Out for 6 wa...

Page 37: ...xxxx x has built in resistors for terminating its RxD and CTS inputs which can be enabled using jumpers The TxD and RTS lines which are outputs from the ES U xxxx x are terminated at the receiver at...

Page 38: ...B 9 Connector Note Other pins have no function in this mode and should be left un connected 5 way Terminal Block The table below shows the RS 485 half duplex pinout of the 5 way terminal block only av...

Page 39: ...o an RS 485 half duplex bus If the ES U xxxx x is at one end of the bus as shown the built in resistor can be enabled to terminate the Data lines The Tx termination jumper or DIP switch is used to ena...

Page 40: ...positive polarity 4 Input RxD Receive data negative polarity 5 Ground GND Signal ground Shield Case Ground Drain typically connected to the host PC case Table 20 RS 485 Full Duplex Pin out for DB 9 Co...

Page 41: ...out of the 6 way terminal block only available on some models Pin Number Pin Type Description 1 Output TxD Transmit data negative polarity 2 Output TxD Transmit data positive polarity 3 Input RxD Rece...

Page 42: ...minated at the receiver at the other end of the bus as shown Twisted pair wires are required for each signal pair Figure 27 RS 485 Full Duplex Wiring 6 5 5V Power Output ES U 1002 M only 2 way Termina...

Page 43: ...t is self powered Hubs certified by the USB IF are recommended Power Connections Check that the power LED on the converter is on If your converter requires an external power supply ensure that the pow...

Page 44: ...h the Echo enabled This can be resolved by disabling the Echo option using the DIP switches or jumpers depending on model of converter Section 5 gives details of how to select RS 485 mode without Echo...

Page 45: ...as Administrator to ensure that the program is run with administrator privileges You should see the window shown in Figure 28 below Figure 28 CDM Uninstaller Initial window 5 Leave the Vendor ID as 0...

Page 46: ...pping up see Figure 31 to confirm this Figure 31 CDM Uninstaller Device removed 8 Once the drivers have all been uninstalled the large text box will be blank again like Figure 28 above and the status...

Page 47: ...to jump around the screen If this happens disconnect the RS232 device and uncheck the Serial Enumerator option also found on the advanced driver options screen see Figure 21 on page 20 COM port number...

Page 48: ...ntact Information Global Headquarters Singapore Connective Peripherals Pte Ltd 178 Paya Lebar Road 07 03 Singapore 409030 Tel 65 67430980 Fax 65 68416071 E Mail Sales sales connectiveperipherals com E...

Page 49: ...control 13 Figure 11 Install Wizard initial window 14 Figure 12 Install Wizard extracting files 14 Figure 13 Install Wizard ready to install 14 Figure 14 Install Wizard license agreement 15 Figure 15...

Page 50: ...elect 5V output 30 Table 11 RS 232 Pin Out for DB 9 connector 32 Table 12 RS 232 Pin Out for DB 9 connector on ES U 2101 MB 33 Table 13 RS 232 Pin Out for RJ45 Connector 34 Table 14 RS 422 Pin Out for...

Page 51: ...U 2101C Updated driver screenshots to show latest version 2 08 14 Recommend setting Rx biasing only when using RS 485 half duplex 2011 08 23 1 3 Re branding to reflect the migration of the product fr...

Page 52: ...pers for termination biasing etc Added FCC CE approval section Corrected formatting font on cover page Corrected formatting of table 1 Graham Brown Draft 2010 11 25 Updated legal disclaimer on front p...

Page 53: ...6 Standardised for all sections that only Rx biasing should be used when an RS 485 half duplex network required biasing Previously some sections recommended Tx only and others recommended Rx only Eith...

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