SER25330 User Manual - RTD Embedded Technologies, Inc.
Contents
1. 17 Tabe 9 IDAN PORTA T c 18 RTD Embedded Technologies Inc www rtd com vi SER25330HR SER35330HR User s Manual Accessing the Analog World 1 Introduction 1 1 Product Overview The SER25330 SER35330 is designed to provide eight independent isolated serial ports that are configurable for RS 232 422 485 The SER25330 SER35330 also provides isolation boundaries between ports that provide up to 2 5KV of isolation The SER35330 is the PCle version of this device that does not have a PCI pass through connector 1 2 Board Features e Eight versatile serial port interfaces o Jumper less selectable RS 232 RS 422 driver always enabled RS 485 with RTS driver enable and RS 485 with inverted RTS enable operation o Supports all standard RS 232 serial port signals RTS CTS etc o Functionally Compatible with standard PC 167550 UARTs e EXAR XR17V358 Octal PCI Express PCle UART 16C550 compatible register set 256 byte transmit and receive FIFOs Programmable data rate with prescaler Standard PC serial port baud rates supported Up to 10 000 000 baud RS 422 485 dependent on OS support Up to 400 000 baud RS 232 e 2 5KV Isolation between serial ports e PCI Express Bus o Provides 2 5 Gbps in each direction o Single lane and single Virtual Channel operation Compatible with multi Virtual Channel chipsets Packetized serial traffic with PCI Express S2. esses eene nennen tnnt natn nnne tnra tetra natas rates RTD Embedded Technologies Inc www rtd com IV Accessing the Analog World SER25330HR SER35330HR User s Manual Accessing the Analog World 8 2 POland POLExpreSS ee AON NE T 24 8 3 Exar RAE Go CIS Bus Octal UAR seco errari i eevee cnet nese ee ests ere es eee seers 24 9 Limited Warranty 25 RTD Embedded Technologies Inc www rtd com V SER25330HR SER35330HR User s Manual Accessing the Analog World Table of Figures Figure 1 Board DIMENSIONS ressasser mm 10 Figure 2 BOoSra Onne O E DEDI MM D EM UEM MUN 11 PUCRASIA ee ee ee 14 Fig re 4 IDAN MIN CIE eT 15 Figure 5 Example IDAN System naeh tto Eu teu n E LM LE CM E MEE E 19 FIGUIEO SERZ9930 Block Diagrama ersan eE E Ea ENE Ee EE E eea EEEE a 20 Table of Tables tanei Ordanng OPOS er E A E E ee eee T Table 2 Operating Heroes 9 Table 3 Elgctrical CharacieriSiiCS scio astro Ux RR AAE MEM MEE 9 Table 4 Serial Port Connector in RS 232 Mode asasina T 11 Table 5 Serial Port Connector in RS 232 Mode ll esee nennen nnn nnn nnn nennt nnne nnne inns iata nnns 12 Table 6 Connector CN4 in RS 422 485 Mode l essent nnne nnnm nnne nnn nennen tnnt rennen nennen 12 Table 7 Connector CN4 in RS 422 485 Mode Il eese nennen nnn nnn nnne nnn nnne nnn nnn nennt na nennt ra tainen tn nnn 12 Jud PORT Aa H
3. toe Q RTD Embedded Technologies Inc www rtd com 9 SER25330HR SER35330HR User s Manual Accessing the Analog World 3 Board Connection 3 1 Board Handling Precautions To prevent damage due to Electrostatic Discharge ESD keep your board in its antistatic bag until you are ready to install it into your system When removing it from the bag hold the board at the edges and do not touch the components or connectors Handle the board in an antistatic environment and use a grounded workbench for testing and handling of your hardware 3 2 Physical Characteristics e Weight Approximately 80 g 0 18 Ibs e Dimensions 90 17 mm L x 95 89 mm W 3 550 in L x 3 775 in W 90900000009 29999929925 Figure 1 Board Dimensions RTD Embedded Technologies Inc www rtd com 10 SER25330HR SER35330HR User s Manual Accessing the Analog World 3 3 Connectors and Jumpers CN3 PCI 104 Connector CN54 CN44 5 serial Port 4 serial Port CN64 CN34 6 serial Port 3 serial Port CN74 CN24 7 serial Port 3 27d serial Port CN84 E CN14 8 serial Port 1st serial Port mim prier CN1 amp CN2 PCle Connector Figure 2 Board Connections 3 3 1 I O CONNECTORS Serial Port Connectors CN14 CN24 CN34 CN44 CN54 CN64 CN74 CN84 Each serial port can be individually configured as a PC compatible full duplex RS 232 port full duplex RS 422 with driver
4. 1 952 11669 0 Differential Input Voltage 0175 233 V DC Differential RX Impedance 11 1 927 11558 0 Electrical Idle Detect Threshold 1 1 e 173 mV RS 422 or RS 485 Driver DC Characteristics Differential Vout noloa o y 33 V j Differential Vour with load R 50Q RS 422 2 V R 270 RS48 15 5 V _ CommorModeVor Rz270o800 3 V QShotCicutCuret 1 O 35 2590 mA Current Disabled Vouwz 7 V 20 pA RS 232 Driver DC Characteristics Output Voltage Swing o 1 O 35 J V Output Short Circuit Current Vourz0 V 60 60 m j RS 422 or RS 485 Receiver Inputs DC Characteristics Differential Threshold Voltage 7VsVows 12V 02 0 04 V inputHystresis Vewz0V CC 35 mV j _ Input Current PVnet2v CT 08 mA PVne 7V 0644 mA lnputResistance 7VsVows 12V CCST 15 KO RS 232 Receiver Inputs DC Characteristics hmputVolageRage l o 1 1 1 1 1 25 25 J V j __ Input Threshold Co O wy ee jV hpuHyseress o 05 STV jlinpuResistano Vw s1bV CE 3 7 KQ Isolation Characteristics Insulation Voltage 1 minute duration 2500 Maximum Working Insulation Voltage __ Highest Allowable OverVoltage 1 1 1 4000 __ Insulation Resistance Vio 500V
5. Embedded Consortium All other trademarks appearing in this document are the property of their respective owners Failure to follow the instructions found in this manual may result in damage to the product described in this manual or other components of the system The procedure set forth in this manual shall only be performed by persons qualified to service electronic equipment Contents and specifications within this manual are given without warranty and are subject to change without notice RTD Embedded Technologies Inc shall not be liable for errors or omissions in this manual or for any loss damage or injury in connection with the use of this manual Copyright 2014 by RTD Embedded Technologies Inc All rights reserved RTD Embedded Technologies Inc www rtd com ii SER25330HR SER35330HR User s Manual Table of Contents 1 Introduction 1 1 iee Te LO E M A area te E E A E teem e 1 2 BOTOR eM cmt C 1 3 Creierine Into tbid DEI eee nessun eM EMI eee ene eee 1 4 Contact Information sssini D imas ict MEI LEE US 1 4 1 Sales Support 1 4 2 Technical Support 2 Specifications 2 1 Operating CondillOnS sissien mtt tmc pma MB DOR EUMD MUDUIM mM 2 2 Electrical Characteristics esssseeennnnennne nnne 3 Board Connection 3 1 Board Fanaling Precautions sssrinin aaar ES EXER ERE TANER A 3 2 LL sers RA ers Tes IST NRI TE REESE 3 3 Connectors and nU o E MN 3 3 1 I O Connectors Serial Port Connect
6. Embedded Technologies Inc www rtd com 23 SER25330HR SER35330HR User s Manual Accessing the Analog World 8 Additional Information 8 1 PC 104 Specifications A copy of the latest PC 104 specifications can be found on the webpage for the PC 104 Embedded Consortium WWW pc104 org 0 2 PCI and PCI Express Specification A copy of the latest PCI and PCI Express specifications can be found on the webpage for the PCI Special Interest Group WWW pcisig com 8 3 Exar XR17V358 PCle Bus Octal UART For detailed information about the Exar XR17V358 contact Exar at WWW exar com RTD Embedded Technologies Inc www rtd com 24 SER25330HR SER35330HR User s Manual Accessing the Analog World 9 Limited Warranty RTD Embedded Technologies Inc warrants the hardware and software products it manufactures and produces to be free from defects in materials and workmanship for one year following the date of shipment from RTD Embedded Technologies Inc This warranty is limited to the original purchaser of product and is not transferable During the one year warranty period RTD Embedded Technologies will repair or replace at its option any defective products or parts at no additional charge provided that the product is returned shipping prepaid to RTD Embedded Technologies All replaced parts and products become the property of RTD Embedded Technologies Before returning any product for repair customers are required to contact
7. the factory for a Return Material Authorization RMA number This limited warranty does not extend to any products which have been damaged as a result of accident misuse abuse such as use of incorrect input voltages improper or insufficient ventilation failure to follow the operating instructions that are provided by RTD Embedded Technologies acts of God or other contingencies beyond the control of RTD Embedded Technologies or as a result of service or modification by anyone other than RTD Embedded Technologies Except as expressly set forth above no other warranties are expressed or implied including but not limited to any implied warranties of merchantability and fitness for a particular purpose and RTD Embedded Technologies expressly disclaims all warranties not stated herein All implied warranties including implied warranties for merchantability and fitness for a particular purpose are limited to the duration of this warranty In the event the product is not free from defects as warranted above the purchaser s sole remedy shall be repair or replacement as provided above Under no circumstances will RTD Embedded Technologies be liable to the purchaser or any user for any damages including any incidental or consequential damages expenses lost profits lost savings or other damages arising out of the use or inability to use the product Some states do not allow the exclusion or limitation of incidental or consequential damages for
8. 8087 Monday through Friday 8 00am to 5 00pm EST E Mail sales rtd com 1 4 2 TECHNICAL SUPPORT If you are having problems with you system please try the steps in the Troubleshooting section of this manual For help with this product or any other product made by RTD you can contact RTD Embedded Technologies technical support via the following methods Phone 1 814 234 8087 Monday through Friday 8 00am to 5 00pm EST E Mail techsupport rtd com RTD Embedded Technologies Inc www rtd com 8 SER25330HR SER35330HR User s Manual Accessing the Analog World 2 Specifications 2 1 Operating Conditions Table 2 Operating Conditions Symbol Parameter Test Condition Min__ Max__ Unit Vus SVSupplyVoltage 475 525 V Vus 33V Supply Voltage 1 0 y maj ajy Ve f2VSuplyVotage 1 0 10 maj ma Ta Operating Temperature of s 85 C Ts Storage Temperature w 65 C Relative Humidit Non Condensing 0 906 l Telcordia Issue 2 MTBF Mean Time Before Failure 30 C Ground benign controlled 2 2 Electrical Characteristics Table 3 Electrical Characteristics Symbol Parameter Test Condition Min Max Unit P Power Consumption Ve s 5 0V___ 1 TBD W leo 5V Input Supply Current Active SBD MA PCle 104 Bus Differential Output Voltage 08 12 V DC Differential TX Impedance 1
9. M PORT NUMBERING Serial ports aka COM ports are typically assigned numbers by the operating system e g COM1 These numbers are typically dynamically assigned by the operating system However different applications may enumerate the COM ports differently assigning different port numbers e g COM3 10 vs COM5 12 When developing your own serial port application consult your operating system s documentation for the proper method of enumerating COM ports Note Some applications are written to assume that no more than four COM ports are present in a system These applications may have compatibility issues with the Exar PCle UART 6 3 3 BASE ADDRESS AND REGISTER MAPPING The SER25330 exposes all of the registers available on the Exar XR17V358 The register set of the XR17V358 mimics the standard 16C550 UART register map However the XR17V358 contains some additional registers not found in a typical ISA based UART Additionally the base address of the SER25330 s serial ports will be different than the standard PC serial port locations OX3F8 Ox2F8 etc The SER25330 is a memory mapped device Since it is PCl based it may be mapped to any location within the 4GB address space of the CPU The base address of PCI devices is determined by the CPU s BIOS and operating system at boot time The register level differences between the SER25330 and a standard 16C550 UART should be abstracted via the software drivers Most users will not need to conc
10. SER25330HR SER35330HR Isolated Octal Serial Module User s Manual BDM 610020099 Rev F HELLLLLLLLLLLLLLLLLLULU EE RTD Embedded Technologies Inc AS9100 and ISO 9001 Certified as ees t LE ee t t t HELLLEE ELLE LLLA tery RTD Embedded Technologies Inc 103 Innovation Boulevard State College PA 16803 USA Telephone 814 234 8087 Fax 814 234 5218 www rtd com sales rtd com techsupport rtd com Ka V asooo lt V 1809001 JU Accessing the Analog World Revision History Rev A Initial Release Rev B Updated pin out for Table 6 Table 7 Table 8 Table 9 Rev C Updated Board Features Max Baud Rates Rev D Added References to SER35330 Version Rev E Added IDAN connector part number and mating connector Rev F Updated IDAN connector to board pin out Advanced Analog I O Advanced Digital I O aAIO aDIO a2DIO Autonomous SmartCal Catch the Express cpuModule dspFramework dspModule expressMate ExpressPlatform HiDANplus MIL Value for COTS prices multiPort PlatformBus and PC 104EZ are trademarks and Accessing the Analog World dataModule IDAN HiDAN RTD and the RTD logo are registered trademarks of RTD Embedded Technologies Inc formerly Real Time Devices Inc PS 2 is a trademark of International Business Machines Inc PCI PCI Express and PCle are trademarks of PCI SIG PC 104 PC 104 Plus PCI 104 PCle 104 PCI 104 Express and 104 are trademarks of the PC 104
11. Technologies Inc www rtd com 13 SER25330HR SER35330HR User s Manual Accessing the Analog World 3 4 Steps for Installing Always work at an ESD protected workstation and wear a grounded wrist strap Turn off power to the PC 104 system or stack Select and install stand offs to properly position the module on the stack Remove the module from its anti static bag Check that pins of the bus connector are properly positioned Check the stacking order make sure all of the busses used by the peripheral cards are connected to the couModule Hold the module by its edges and orient it so the bus connector pins line up with the matching connector on the stack Gently and evenly press the module onto the PC 104 stack If any boards are to be stacked above this module install them Attach any necessary cables to the PC 104 stack Re connect the power cord and apply power to the stack Boot the system and verify that all of the hardware is working properly oe oo Ee eS _ r Figure 3 Example 104 Stack RTD Embedded Technologies Inc www rtd com 14 SER25330HR SER35330HR User s Manual Accessing the Analog World 4 IDAN Connections 4 Module Handling Precautions To prevent damage due to Electrostatic Discharge ESD keep your module in its antistatic bag until you are ready to install it into your system When removing it from the bag hold the module by the aluminum enclosure and do not tou
12. ata Transmit Data G Data Terminal Read G Data Set Read Request To Send Clear To Send Ring Indicator N Transmit Data ZA J Receive Data Carrier Detect Receive Data Receive Data Transmit Data Transmit Data D Data Terminal Read D P G Q Z O Data Set Ready Request To Send Clear To Send Ring Indicator Transmit Data Serial Port 2 Serial Port 3 Carrier Detect Receive Data Receive Data Transmit Data Transmit Data N N N Data Terminal Ready G Serial Port 1 oo N O Z UJ 15 16 Data Set Ready Request To Send 17 Clear To Send 1 Ring Indicator 19 N C N Transmit Data D Receive Data Receive Data co EN Lu NON a Ee Say ET EC ES Som g EET UN ETIN La EN ETIN 29 30 a EN E m Te E NEG ENS ERN ERN o8 o9 D C RTD Embedded Technologies Inc www rtd com 17 SER25330HR SER35330HR User s Manual Accessing the Analog World 4 3 2 SERIAL PORTS 5 8 BACK Table 9 IDAN PORT 4 8 IDAN XKCM33 Cable Kit RS 422 485 Signal Pin 9 Pin D Connector Male Carrier Detect Receive Data Receive Data Transmit Data Transmit Data Data Terminal Read Data Set Read Request To Send Clear To Send Ring Indicator Serial Port 8 Q Z O RO Transmit Data NO Receive Data RO oOo Carrier Detect Recei
13. ation resistor is required configure the termination settings for the port via software For more information refer to the Serial Port Configuration The following table gives the pin out of the Serial Port Connector when RS 422 or RS 485 modes are enabled Table 6 Connector CN4 in RS 422 485 Mode I Connector 12 78 RSVD Reseved rog RXD ReciveDaa dh 2 34 ho meemtbiap Ou 7 5 TXD memmtDaa Ot 3 6 RXD ReciveDaa hm 8 900 GND SignelGond 5 Facing the connector pins the pin out is pictured in the following table Table 7 Connector CN4 in RS 422 485 Mode Il 7 EET Se EET EE ME RSVD RSVD RSVD RSVD o 8 8 4 2 3 3 2 BUS CONNECTORS CN1 Top amp CN2 Bottom PCle Connector The PCle connector is the connection to the system CPU The position and pin assignments are compliant with the PC 104 Express Specification See PC 104 Specifications on page 24 The SER25330 is a Universal board and can connect to either a Type 1 or Type 2 PCle 104 connector CN3 PCI Connector The PCI connector is the connection to PCI peripheral modules This connector is used only as a pass through connector on this board RTD Embedded Technologies Inc www rtd com 12 SER25330HR SER35330HR User s Manual Accessing the Analog World 3 3 3 JUMPERS Jumpers JP1 are for factory use only RTD Embedded
14. ch the components or connectors Handle the module in an antistatic environment and use a grounded workbench for testing and handling of your hardware 4 2 Physical Characteristics e Weight Approximately 0 21 Kg 0 46 Ibs e Dimensions 151 972 mm L x 129 978 mm W x 16 993 mm H 5 983 in L x 5 117 in W x 0 669 in H 16 993mm 0 669in Figure 4 IDAN Dimensions RTD Embedded Technologies Inc www rtd com 15 SER25330HR SER35330HR User s Manual Accessing the Analog World 43 Connectors 4 3 1 EXTERNAL I O CONNECTORS Serial Port Connectors Ports 1 4 Front amp Ports 5 8 Back 3 pin D Female Connectors Connector Part AMP Tyco 1658610 1 Example Mating Connector AMP Tyco 1658610 1 pho 000 2 117 oo FRONT 254 669 REF gom Module PORTS 5 4 BACK El Jo Note Drawings are not to scale RTD Embedded Technologies Inc www rtd com 16 SER25330HR SER35330HR User s Manual Accessing the Analog World 4 3 1 SERIAL PORTS 1 4 FRONT Table 8 IDAN PORT 1 4 IDAN XKCM33 Cable Kit RS 422 485 Signal Pin 9 Pin D Connector Male Carrier Detect Receive Data Receive Data Transmit Data Transmit Data Data Terminal Read Data Set Read Request To Send Clear To Send Ring Indicator Serial Port 4 Q Z O RO Transmit Data NO Receive Data RO oOo Carrier Detect Receive Data Receive Data NO OD Transmit D
15. consumer products and some states do not allow limitations on how long an implied warranty lasts so the above limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state RTD Embedded Technologies Inc www rtd com 25 SER25330HR SER35330HR User s Manual RTD Embedded Technologies Inc 103 Innovation Boulevard State College PA 16803 USA Telephone 814 234 8087 Fax 814 234 5218 www rtd com sales rtd com techsupport rtd com Represents all cpu s pres To 15 we In systems capable of hotp eri as new cpu s are detected E IDANS a aman method such as ACPI for cpumask t cpu present map _ 1 EXPORT SYMBOL cpu present map ifndef CONFIG SMP Represents all cpu s that v AS9100 V 1S0 9001 Copyright 2014 by RTD Embedded Technologies Inc All rights reserved
16. edges and orient it so the bus connector pins line up with the matching connector on the stack Gently and evenly press the module onto the IDAN system If any boards are to be stacked above this module install them Finish assembling the IDAN stack by installing screws of an appropriate length Attach any necessary cables to the IDAN system Re connect the power cord and apply power to the stack Boot the system and verify that all of the hardware is working properly tO oo Job St oe SS qux cx _ r Figure 5 Example IDAN System RTD Embedded Technologies Inc www rtd com 19 SER25330HR SER35330HR User s Manual Accessing the Analog World 5 Functional Description 9 1 Block Diagram The Figure below shows the functional block diagram of the SER25330 The various parts of the block diagram are discussed in the following sections Figure 6 SER25330 Block Diagram 5 2 Octal PCle UART The SER25330 uses an octal PCle UART to provide eight individually controlled serial port The UART also provides a serial bus to allow for communication to the ELPD to configure the serial ports via software 5 3 Isolators The SER25330 uses ADUM5402 Quad Channel Isolators These Isolators provide isolation of signals and a built in DC to DC Converter to allow for up 2 5KV of isolation between ports 54 Serial Ports The SER25330 has 8 individually controlled serial ports each with their own serial transceiver allowin
17. ern themselves with the actual registers of the board If one is interested in directly accessing the registers of the board consult the XR17V358 data sheet available from Exar 6 3 4 ENABLING THE RS 422 485 TRANSMITTER When using the serial port in RS 422 or RS485 mode the serial receiver for RXD received data is always enabled In RS 422 mode the driver is always enabled however in RS 485 mode the driver for TXD transmit data is enabled and disabled under software control in the following two ways In RS 485 RTS driver enable mode the transmitter is enabled by manipulating the Request to Send RTS signal of the serial port controller This signal is controlled by writing bit 1 of the Modem Control Register MCR as follows RTD Embedded Technologies Inc www rtd com 21 SER25330HR SER35330HR User s Manual amp Accessing the Analog World e IfMCR bit 1 1 then RTS 0 and serial transmitter is disabled e IfMCR bit 1 0 then RTS 1 and serial transmitter is enabled If you are using the RS 485 inverted RTS driver enable mode these settings will be reversed as follows e IfMCR bit 1 1 then RTS 0 and serial transmitter is enabled e IfMCR bit 1 0 then RTS 1 and serial transmitter is disabled If you are using the handshaking signals in RS 422 485 mode the serial receiver for CTS clear to send is always enabled and the serial transmitter for RTS request to send is always enabled The exact software method for
18. g each port to operate in different modes and baud rates Each serial port also has independent termination control RTD Embedded Technologies Inc www rtd com 20 SER25330HR SER35330HR User s Manual Accessing the Analog World 6 Software 6 1 Installing the Software The SER25330 use a PCle UART which will require software and drivers for proper operation Drivers are provided for Windows XP 7 DOS and Linux Kernel 2 6 37 and newer The drivers are provided on the companion CD and are also available on the RTD web site http www rtd com for download 6 2 Serial Port Configuration A software utility is required to configure serial port mode and termination setting This utility along with source code for the utility is provided on the companion CD and is also available on the RTD web site http www rtd com for download For additional support concerning the software utility please contact RTD tech support 6 3 Software Programming 6 3 1 API INTERFACE Once the drivers for the SER25330 have been properly loaded all eight RS 232 422 485 ports should be available as standard serial ports All eight ports can then be controlled using the standard serial port interfaces built into the operating system A description of serial port programming for operating systems is beyond the scope of this manual Consult the operating system documentation for information on how to interface with serial ports via software 6 3 2 CO
19. ors CN14 CN24 CN34 CN44 CN54 CN64 CN74 CN84 3 3 2 Bus Connectors CN1 Top amp CN2 Bottom PCle Connector CN3 PCI Connector 3 3 3 Jumpers 3 4 Steps for IriStallIfQuuuiscecucxsnce ritieni renta ek embedded tenete 4 IDAN Connections 4 1 Module Handling Precautions ccccccccsscsesssscsssscsscessecsssecsscessecsssesseeessesaseesaesessesassesatees 4 2 Physical Characteristics eese nnne nnn nnne nnns 4 3 orici 4 3 1 External I O Connectors Serial Port Connectors Ports 1 4 Front amp Ports 5 8 Back 4 3 1 Serial Ports 1 4 Front 4 3 2 Serial Ports 5 8 Back 4 4 Steps for Installing essent nnns 5 Functional Description 5 2 Octal PCle UART EE 5 3 is 5 4 cruce 6 Software 6 1 Installing the Software 00 cccescesscscsesscscsesscsesecessesessssesessesecessesessssesassesesassesasaeeesasseeasass 6 2 Serial Port Configuration essen enne nnne 6 3 Software PrograrmifilliBa scs osse tes acres EE Pat MIS TO E EUPEYIUI HEP tO XE SENE IURE MEO TURF HUE TAN MUS TO Hz EP tI tIQESAES 6 3 1 API Interface 6 3 2 COM Port Numbering 6 3 3 Base Address and Register Mapping 6 3 4 Enabling the RS 422 485 Transmitter 7 Troubleshooting 8 Additional Information 8 1 PC 104 Specifications
20. pilt Completion protocol Data Link Layer Cyclic Redundancy Check CRC generator and checker Automatic Retry of bad packets In band interrupts and messages Message Signaled Interrupt MSI support O O OOOO O OOOO 1 3 Ordering Information The SER25330 SER35330 is available in the following options Table 1 Ordering Options Part Number Description SER25330HR PCI 104 Express Isolated Octal Serial Port Module with pass through PCI SER35330HR PCle 104 Isolated Octal Serial Port Module without pass through PCI IDAN SER25330HR PCI 104 Express Isolated Octal Serial Port Module in IDAN enclosure IDAN SER35330HR PCle 104 Isolated Octal Serial Port Module in IDAN enclosure Note Throughout this document SER25330 refers to both the SER25330 and SER35330 unless otherwise noted The Intelligent Data Acquisition Node IDAN building block can be used in just about any combination with other IDAN building blocks to create a simple but rugged 104 stack This module can also be incorporated in a custom built RTD HIDAN or HiDANplus High Reliability Intelligent Data Acquisition Node Contact RTD sales for more information on our high reliability systems RTD Embedded Technologies Inc www rtd com T SER25330HR SER35330HR User s Manual Accessing the Analog World 1 4 Contact Information 1 4 1 SALES SUPPORT For sales inquiries you can contact RTD Embedded Technologies sales via the following methods Phone 1 814 234
21. s always enabled RS 485 with RTS drivers enable or RS 485 with inverted RTS driver enable For more information refer to Serial Port Configuration RS 232 Serial Port Mode Default The full duplex RS 232 mode is the default setting on the utilityModule With this mode enabled serial port must be connected to RS 232 compatible devices The following table gives the connector pin out and shows how to connect to an external serial connector either DB25 or DBO Table 4 Serial Port Connector in RS 232 Mode I ED Connector 2 DSR DataSetReady 3 RXD Rec iveData 4 RIS RequestToSend 6 CIS OleaToSed Data Terminal Ready 8 R Rigldcaee d Signal Ground RTD Embedded Technologies Inc www rtd com 11 SER25330HR SER35330HR User s Manual Accessing the Analog World Facing the connector pins the pin out is pictured in the following Table 5 Serial Port Connector in RS 232 Mode II RS 422 RS 485 RTS RS 485 Inverted RTS Serial Port Modes When using RS 422 or RS 485 mode you can use the port in either half duplex two wire or full duplex four wire configurations For half duplex 2 wire operation you must connect RXD to TDX and connect RXD to TXD Note 120 ohm termination resistor for the RxD and RxD signals are provided on the utilityModule Termination is usually necessary on all RS 422 receivers and at the ends of the RS 485 bus If the termin
22. toggling RTS will depend on your operating system Consult your operating systems programming documentation for information on how to do this NOTE Many serial communication programs e g Windows HyperTerminal do not assert RTS while transmitting When using these programs make sure the port s configuration enables the transmitters all the time is installed If using a multi drop bus such as RS485 the software will have to be modified to toggle RTS to enable the transmit drivers RTD Embedded Technologies Inc www rtd com 22 SER25330HR SER35330HR User s Manual Accessing the Analog World 7 Troubleshooting If you are having problems with your system please try the following initial steps e Simplify the System Remove modules one at a time from your system to see if there is a specific module that is causing a problem Perform you troubleshooting with the least number of modules in the system possible e Swap Components Try replacing parts in the system one at a time with similar parts to determine if a part is faulty or if a type of part is configured incorrectly If problems persist or you have questions about configuring this product contact RTD Embedded Technologies via the following methods Phone 1 814 234 8087 E Mail techsupport grtd com Be sure to check the RTD web site http www rtd com frequently for product updates including newer versions of the board manual and application software RTD
23. ve Data Receive Data NO OD Transmit Data Transmit Data G Data Terminal Read G Data Set Read Request To Send Clear To Send Ring Indicator N Transmit Data ZA J Receive Data Carrier Detect Receive Data Receive Data Transmit Data Transmit Data D Data Terminal Read D P Q Z O Data Set Ready Request To Send Clear To Send Ring Indicator Transmit Data Serial Port 6 Serial Port 7 Carrier Detect Receive Data Receive Data Transmit Data Transmit Data N N GN Data Terminal Ready G Serial Port 5 oo N Q Z UJ 15 16 Data Set Ready Request To Send 17 Clear To Send 1 Ring Indicator 19 N C N Transmit Data D Receive Data Receive Data co EN Lu NON E EE EUN ET EC ES Som g EET UN ETIN La EN ETIN 29 30 a EN E m Te E NEG ENS ERN ERN o8 o9 D C RTD Embedded Technologies Inc www rtd com 18 SER25330HR SER35330HR User s Manual Accessing the Analog World 44 Steps for Installing Always work at an ESD protected workstation and wear a grounded wrist strap Turn off power to the IDAN system Remove the module from its anti static bag Check that pins of the bus connector are properly positioned Check the stacking order make sure all of the busses used by the peripheral cards are connected to the couModule Hold the module by its
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