20DC01-00 E4 User Manual
Contents
1. 24 1 4 5 Serial interface OplOnal 24 146 HD Audio Interface optional 25 1 4 7 Wireless interface optional e g SMA connector 25 2 Getting Started cased deine ees weeds 26 2 1 Mounting the DCI using a Flat Display Panel Mounting Interface Mmount 26 2 2 Using the included External Power Supply 26 2 3 Using customized Power Supply 26 24 BoyerDoWh xi usi verres deep ea Si iesu ed 27 2 5 Installing Operating System and Driver Software 27 3 PuuwarePunchons sa a esos ek ERES ES RE 28 Onboard Microconttoller sss e sss o ss ao 28 32 SMBus Functionality lt lt sw ssiseza s ses ewes neess 29 3241 SMBuS Interfaces sssss 12 serion soie 29 32 27 Wake On iiie o auo os soy kaa 29 323 Wallidop bored ees 30 20 24 Statusot Binary Inputs ska bru 31 3 2 5 Key u ariassan spo sda ska sas 31 mO c oed ei bre reb pe sais Ss Seas 31 Sl Shutdown Delay 225 22 1609 1265 ESA vas ntaj qaqas 22 328 Voltage Supervision 1 412429 190 eerie ns 0 34 3 29 Temperature Supervision oue deo fk et n d redo 34 3 2 10 Display Backlight Power and Brightness Control2. 33 SMBus command XCO2C OFF DELAY 33 SMBus command for Off acknowledge function 33 SMBus command for voltage supervision function 34 SMBus commands for temperature supervision 35 Temperature Tepresentallon si car secador tere IRR U or RR ERES 35 SMBus commands for display 1 36 SMBus commands for PSU ID and firmware revision number 36 17 System Overview 1 System Overview 1 1 Layout of the DC1 Figure 1 The DC1 front view mikro elektronik gmbh n rnberg MEN Mikro Elektronik GmbH 18 20DC01 00 E4 2011 01 26 System Overview MEN Mikro Elektronik GmbH 19 200 01 00 E4 2011 01 26 System Overview 1 2 External 100 240V AC Power Supply The DC1 usually comes with an external power supply with a 100 240V AC to 24V DC converter to power the system outside of custom installations e g during setup and testing For more information see Chapter 2 2 Using the included External Power Supply on page 26 1 3 Internal 24V DC Power Supply The DCI usually comes with an internal 24VDC nom 14 4 to 33 6V wide range power supply It is connected via a mixed 7W2 D Sub connector that also provides a binary input for key input functionality Power supply units with other input voltage ranges up to 110V nom for railway applications are also available from MEN to suit individual
3. 35 3 2 11 Optional Autonomous Brightness Control with Photo Diode seess m RR ERE EYE 36 3 2 12 Miscellaneous Commands 36 4 _ ios cesis ke bans oes cee 37 4 Cleaning the Display oen Re RR mem RR ets 37 42 Fuse PIOlECOON uia inte RETIRO IS ena 37 o JADDODOIX oos oss Rae ror aree a s E IUE qui PUR XOU S OI ov f 38 5 1 Literat re and Web Resources cc hoon RR m Ee 38 MEN Mikro Elektronik GmbH 14 200 01 00 E4 2011 01 26 Contents 5 2 Finding out the Display Computer s Article Number Revision and Serial Nutmbet cs eres qhasusqa sewa Qipaq 38 MEN Mikro Elektronik GmbH 15 200 01 00 E4 2011 01 26 Figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 MEN Mikro Elektronik GmbH 200 01 00 E4 2011 01 26 The DCL front VIEW eas cain dae us e eae RAGA cr A ee 18 The DCI bottom view shown with standard connectors only 18 The DG VIEW q lo 9 4rd d abr odo bite SUS cU dio 19 Connectors at the bottom side of 21 Microcontroller block o sss sas RRR EIS 28 Label giving the board s article number revision and Serial NUMDEF diede a e babies 38 16 Tables Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9
4. Table 10 Table 11 Table 12 Table 13 Table 14 Table 15 Table 16 Table 17 Table 18 Table 19 Table 20 Table 21 Table 22 Table 23 Table 24 Table 25 Table 26 MEN Mikro Elektronik GmbH 20DC01 00 E4 2011 01 26 Pin assignment of the USB comnectors 21 Signal mnemonics of the USB comnectors 21 Pin assignment of the Ethernet M12 connectors 22 Pin assignment of the power supply binary inputs INI D Sub CODMCCIOF Jo soe CREE AG 23 Signal mnemonics of the binary inputs 23 Pin assignment of the DVlI output uu sas sassa ehm tees 24 Signal mnemonics of the DVI output 2 eee 24 Pin assignment of the HD audio interface 25 Signal mnemonics of the HD audio interface 25 SMBus commands for wake time function 20 SMBus commands XCO2C 1 2 H 29 SMBus commands for the watchdog function 30 SMBus command XC02C WDOG TOUT 30 SMBus commands for binary inputs status 31 SMBus command for shutdown by software function 31 SMBus commands for shutdown delay 32 SMBus command XCO2C STATUS sss sans cas teu ia kak kes 32 SMBus command XC02C DOWN DELAY 32 SMBus command for Off delay function
5. Serial number Unique identification assigned during production If you need support you should communicate these numbers to MEN Figure 6 Label giving the board s article number revision and serial number Complete article number west Article No L 09DC01 00 Serial No Ta 012345 Serial number Rev 00 00 00 Revision number man MEN Mikro Elektronik GmbH 38 20DC01 00 E4 2011 01 26
6. Electrical Specifications Different input voltage ranges for the internal power supply 48 VDC nom 28 8 67 2 V 35W according to EN 50155 72 VDC nom 43 2 100 8 V 35W according to EN 50155 110 VDC nom 66 154 V 35W according to EN 50155 Safety Completely vandal proof Software Linux MEN Mikro Elektronik GmbH 8 200 01 00 E4 2011 01 26 Configuration Options As the product concept is very flexible there are many other configuration possibilities Please contact our sales team if you do not find your required function in the options For available standard configurations see online data sheet MEN Mikro Elektronik GmbH 9 20DC01 00 4 2011 01 26 Product Safety Product Safety A Handling Instructions Do not open the DC1 repairs and changes to the system s internals must be cuted by authorized MEN personnel only Do not drop the DC1 Although it is rugged falls from a considerable height will likely cause damage to the system When mounting the DC1 read the instructions in this manual before consulting the individual installation instructions for the mount used see Chapter 2 1 Mounting the using a Flat Display Panel Mounting Interface VESA mount on page 26 Do not install the DC1 near any heat sources e g radiators heat registers Keep the DC1 away from liquids Avoid exposure to dripping or splashing Never handle the system or any connected cables with wet h
7. Table 13 SMBus command XCO2C WDOG TOUT Value Watchdog Timeout 100 ms 2 200 ms 3 300 ms 255 25 5 s default MEN Mikro Elektronik GmbH 30 Firmware Functions 3 2 4 Status of Binary Inputs The status of the binary inputs is also signaled via SMBus commands See Table 14 SMBus commands for binary inputs status on page 31 Table 14 SMBus commands for binary inputs status Command Data Code Range Type Description XC02C_IN OxOE 0x00 r State of binary inputs Ox1F The binary inputs represent the status of the key input and the 4 geographical address inputs that allow a user application to find out e g where in a train a DCI is located 3 2 5 Key Input One of the binary inputs serves as an on off input When this signal is passive open during power up of the input voltage the system is not supplied with power When this signals goes active the microcontroller switches the power supply to provide the system with power Regardless of the key input signal the DC DC converter and the microcontroller are always supplied with power when the input voltage is connected Note that key input functionality is only available when using a customized power supply as the key input signal from the included external power supply is always active 3 2 5 1 Key Input On The microcontroller switches on the system power whenever the debounced state of the key binary inpu
8. VDC nom 14 4 to 33 6 V wide range power supply and able to operate in a 40 to 70 C environment 85 C for 10 minutes 30 to 70 C for the display panel with automatic switch off at excess temperatures MEN Mikro Elektronik GmbH 2 20DC01 00 E4 2011 01 26 Technical Data Technical Data CPU Intel Atom 7530 1 6 GHz processor core frequency 533 MHz system bus frequency Chipset Intel system controller hub US15W Display Screen size 15 Resolution 1024 x 768 XGA with aspect ratio 4 3 e Luminance cd m 450 Contrast 700 typ Viewing angle 160 160 preferred viewing angle 6 o clock Backlight with brightness control 2 CCFL min 50 000 h Interface LVDS Visible display area 305 4 x 229 3 mm Monitored and controlled by a temperature sensor Display is turned off at extreme temperatures Memory GB DDR2 SDRAM system memory Soldered 533 MHz memory bus frequency 4 GB Flash VO All I O available at bottom of housing Invisible from the front Recessed within the housing USB Two USB 2 0 host ports Accessible via Series A connectors UHCI implementation Data rates up to 480 Mbits s Ethernet Two 10 100Base T Ethernet channels Accessible via M12 connectors Switch functionality 5 binary inputs 1 for key input functionality 4universal inputs e g for geographical addressing MEN Mikro Elektronik GmbH 3 20DC01 00 4 2011 01 26
9. 000 m Shock according to EN 50155 10 2 11 Vibration according to EN 50155 10 2 11 MTBF 36 130 h 40 C according to IEC TR 62380 RDF 2000 Safety PCB manufactured with a flammability rating of 94V 0 by UL recognized manu facturers Insulation according to EN 50155 10 2 9 1 Withstand voltage according to EN 50155 10 2 9 1 No edges and burrs Temperature gradient between housing and environment smaller than 15 C EMC Conforming to EN 50155 EN 50121 3 2 EN 61000 4 5 Software Support Windows XP Embedded image included 120 day trial version For more information on supported operating system versions and drivers see online data sheet MEN Mikro Elektronik GmbH 5 20DC01 00 E4 2011 01 26 Block Diagram M via SMA Connector PCI Express i Mini Card i for wireless functions 10 100Base T ra Ethernet Intel Atom 2x USB 2 0 i i Processor i i 10 100Base T and Display i Display i Ethernet Intel System 4GB Flash Controller Hub f Dual Ethernet i i Controller with System Memory i Switch DDR2 SDRAM i i Functionality I Backlight Control i R Power Supply LVDS i Temperature SDVO i i i Sensor RTE i CR Rasa s i DYED i SDVO to DVI SDVO to LVDS i A E i Converter i Converter MEN Mikro Elektronik GmbH 6 20DC01 00 E4 2011 01 26 The DC Family Flexible Concept Easy Modification The DC Family Flexi
10. 01 26 Firmware Functions 20DC01 00 E4 2011 01 26 3 2 3 Watchdog The internal power supply unit s microcontroller is also used as a watchdog for the DCI system It is possible to enable disable the watchdog by the SMBus command XCO2C WDOG STATE After the XCO2C STATUS byte see Table 16 SMBus commands for shutdown delay on page 32 signals a shutdown the watchdog is disabled by the firmware The watchdog is triggered by cyclic SMBus commands XC02C WDOG TRIG from the CPU The time interval between trigger commands is configurable via the SMBus command XC02C WDOG TOUT see Table 13 SMBus command XC02C WDOG TOUT on page 30 The time interval is set to its maximum value after DC1 power up and the watchdog is disabled In case of a missing trigger unit s microcontroller resets the complete system The number of missing SMBus trigger command exceptions is incremented and can be read via the SMBus command 2 WDOG ERR After three exceptions the microcontroller switches off the power output Vout and switches off the display Table 12 SMBus commands for the watchdog function Command Data S is Name Code Range Type Description XCO2C WDOG STATE 0x05 0x00 r w Watchdog state 0x01 XCO2C WDOG TRIG 0x06 0 w Watchdog trigger signal XC02C_WDOG_TOUT 0x07 0x01 rw Watchdog timeout OxFF in 100ms steps XCO2C WDOG ERR 0x08 0x00 r Number of missing 0x04 on watchdog trigger signals
11. Mikro Elektronik ESMexpress and the MEN logo are registered trademarks of MEN Mikro Elektronik GmbH PowerPC is a registered trademark of IBM Corp Intel Atom and Intel Core are trademarks of Intel Inc Celeron Intel Pentium and Xeon are registered trademarks of Intel Inc COM Express is a trademark of PCI Industrial Computer Manufacturers Group CompactPCI is a registered trademark of PCI Industrial Computer Manufacturers Group Microsoft and Windows are registered trademarks of Microsoft Corp Windows Vista is a trademark of Microsoft Corp PCI Express and are registered trademarks of PCI SIG Phoenix is a registered trademark of Phoenix Technologies Ltd All other products or services mentioned in this publication are identified by the trademarks service marks or product names as designated by the companies who market those products The trademarks and registered trademarks are held by the companies producing them Inquiries concerning such trademarks should be made directly to those companies All other brand or product names are trademarks or registered trademarks of their respective holders Information in this document has been carefully checked and is believed to be accurate as of the date of publication however no responsibility is assumed for inaccuracies MEN Mikro Elektronik accepts no liability for consequential or incidental damages arising from the use of its products and reserve
12. Technical Data Board Management Control Supervision of input and internal voltages Supervision of CPU and display temperature Control of power sequencing and reset behavior of the Intel Atom CPU Emergency shutdown in case of failure Wake on Time Watchdog functionality for CPU with clock generator Buffer functionality for RTC and BIOS CMOS Accessible via SMBus Electrical Specifications Isolation voltage 1 500V DC between isolation groups Power consumption 20 W typ Supply voltage 24 VDC nom 14 4 33 6 V according to EN 50155 Key input functionality External power supply unit 100 240 VAC in 24 VDC out Mechanical Specifications Dimensions 360 mm x 284 mm x 55 1 mm Weight 5 2 kg Display covered with laminated glass Aluminum enclosure Prepared for wall mounting Front sides and top protected according to IP54 Back and bottom protected according to IP21 MEN Mikro Elektronik GmbH 4 20DC01 00 E4 2011 01 26 Technical Data Environmental Specifications Temperature range operation 30 to 70 C for the display panel with automatic switch off at excess temperatures 40 to 70 C with up to 85 C for 10 minutes according to class Tx EN 50155 for the computer Conductive cooling Fanless operation e Temperature range storage 40 85 C Relative humidity operation max 95 non condensing Relative humidity storage max 9596 non condensing Altitude 300 m to 3
13. microcontroller controls the reset signal to be able to reset the CPU Windows XP Embedded the pre installed operating system of the needs a controlled power down sequence The power supply of the CPU can be kept active via the SMBus even when the external on off signal of is inactive so that a controlled power down of the operating system is possible For further information see Chapter 3 2 7 1 Off Delay on page 33 Figure 5 Microcontroller block diagram Voltage Supervision Temperature Supervision A D Converter SMBus Binary Inputs Control Out MEN Mikro Elektronik GmbH 28 20DC01 00 E4 2011 01 26 Firmware Functions 3 2 SMBus Functionality 3 2 1 SMBus Interface The DC1 s internal power supply supports SMBus slave device functionality The 7 bit SMBus address of the power supply unit is 0x09 Its microcontroller behaves according to the SMBus Specification Version 2 0 The supported SMBus commands and their functions are explained in the following chapters The commands are listed by their unique name The Data Range column lists the valid range of the data byte for the specific command code The Type column specifies the data direction for the specific command r specifies that the host can read the data using the SMBus read byte protocol w means the host can write data using the SMBus write byte protocol 3 2 2 Wake On Time The DC1 can be switched on off by a programmable tim
14. serial number of the unit s carrier board is different from the serial number of the entire DC1 unit For the unit s overall serial number please refer to Chapter 5 2 Finding out the Display Computer s Article Number Revision and Serial Number on page 38 MEN Mikro Elektronik GmbH 22 20DC01 00 E4 2011 01 26 System Overview 1 4 3 Binary Inputs The mixed 7W2 D Sub power supply connector of the DC1 provides five binary inputs The binary inputs are isolated from each other and the isolated system ground The input voltage range is from up to the input voltage The nominal switching level is 9 V The current is 5 mA This value is independent of the input voltage There are four inputs dedicated to the geographical addressing of the DC1 and one key input The state of the binary inputs can be read via the SMBus interface See Chapter 3 2 4 Status of Binary Inputs on page 31 Table 4 Pin assignment of the power supply binary inputs 7W2 D Sub connector 1 POSITION EXT 1 2 POSITION EXT 3 3 PWR_ON_EXT o POSITION EXT 2 O 5 POSITION EXT 4 2 1 1424V A2 IGND_3 Table 5 Signal mnemonics of the binary inputs Signal Direction Function PWR_ON_EXT in Key input POSITION EXT x in Binary inputs for geographical adderssing 1 24V in 24V power supply IGND_3 Analog ground MEN Mikro Elektronik GmbH 23 20DC01 00 E4 2011 01 26 System O
15. 20DC01 00 E4 2011 01 26 1 Rugged Display Computer Configuration example User Manual man mikro elektronik gmbh nurnberg Introduction to the DC 1 Rugged Display Computer Introduction to the DC1 Rugged Display Computer The display computer is a rugged fanless and maintenance free panel PC for harsh mobile and mission critical applications in transportation avionics medical engineering and industrial automation Its robust stainless enclosure is protected against violent impacts and designed for a safeguarded use in direct contact with humans e g for infotainment purposes in trains public buses or airplanes The DC1 is controlled by the Intel Atom Z530 running at 1 6 GHz It comes with 1 GB of DDR2 SDRAM and 4 GB of USB driven Flash disk The standard interfaces comprise 2 Fast Ethernet and 2 USB ports as well as four binary inputs with a fifth used for key input functionality Its two Ethernet interfaces have switch functionality to provide Ethernet connection to subsequent intelligent displays A temperature sensor monitors and controls the display All I O signals are concentrated at the bottom side of the DC1 The whole unit can be directly mounted to a VESA mount or side by side or back to back with a second display The standard version of the DC1 complies with the EN 50155 class Tx railway standard prepared for coating It is thus for example equipped with an internal 24
16. SIM cards must be installed by authorized MEN personnel only Do not open the DC1 MEN Mikro Elektronik GmbH 25 20DC01 00 E4 2011 01 26 Getting Started 2 Getting Started AN 2 1 Mounting the DC1 using a Flat Display Panel Mounting Interface VESA mount The DC1 is designed for mounting using a Flat Display Mounting Interface commonly known as VESA mount For the standard 15 DC1 the width and height of the mounting hole pattern is 75x75 mm Make sure to use four M6x1 10mm screws to attach the to the VESA mount Do not use the M4 screws that are often included with VESA MIS D 75 compliant mounts Except for the recommended screw size follow the individual installation instructions for the mount you are using Please note that depending on the size of the display used and the weight of the system different mounting hole patterns and sizes might apply for other models 2 2 Using the included External Power Supply The DC1 comes with an external power supply to allow for quick and easy setup and testing Simply attach the external power supply s power cord to a standard 230V AC power outlet and the mixed 7W2 D Sub plug to the power input of the DC1 The will start up immediately because the key input signal from the external power supply is constantly active Make sure that all peripheral devices are connected to before connecting the external power supply If the external power supply remains acti
17. and XC02C BR SRC switches control from brightness setting with the SMB command 2 SET BR to autonomous setting In this case the value is updated every 5s so short coverages of the diode don t affect brightness To keep the same version of the firmware for all variants its also possible to switch to autonomous brightness control when there no photo diode is present In that case the brightness will always stay the same 3 2 12 Miscellaneous Commands The firmware supports some commands that are useful to retrieve information about the build date and time With each call to the command XCO2C_TIMESTAMP the firmware returns one character of the build timestamp string that is stored in the microcontroller s internal EEPROM This helps to identify the firmware version The values returned are concatenated in the MDIS driver and logged when the MDIS device that represents the microcontroller is opened The command 2 ID returns a fixed value 2 that is used to identify the underlaying carrier board type See Table 26 SMBus commands for PSU ID and firmware revision number on page 36 Table 26 SMBus commands for PSU ID and firmware revision number Command Data Name Code Range Type Description XCO2C ID OxFE 0xC2 r Fixed firmware ID XCO2C TIMES 0x20 0x00 r Build date string one TAMP 0x01 character at a time MEN Mikro Elektronik GmbH III 3 6 20DC01 00 E4 2011 01 26 Maintenan
18. ands Make sure that all peripheral devices are connected to the DC1 before connect ing an external power supply and switching on the system The heat sink on the rear of the DC1 may get warm after prolonged use This is nor mal A Electrostatic Discharge ESD Computer boards and components contain electrostatic sensitive devices Electrostatic discharge ESD can damage components To protect the board and other components against damage from static electricity you should follow some precautions whenever you work on your computer Power down and unplug your computer system when working on the inside Hold components by the edges and try not to touch the IC chips leads or cir cuitry Use a grounded wrist strap before handling computer components Place components on a grounded antistatic pad or on the bag that came with the component whenever the components are separated from the system Store the board only in its original ESD protected packaging Retain the original packaging in case you need to return the board to MEN for repair MEN Mikro Elektronik GmbH 10 20DC01 00 E4 2011 01 26 About this Document About this Document This user manual describes the hardware functions of the board It also provides additional information for special applications and configurations of the board The manual does not include detailed information on individual components data sheets etc A list of literature is given in the append
19. be signaled via an SMBus command from application to host see Chapter 3 2 6 1 Shutdown by Software on page 31 Disconnecting the DC1 from any external power supply Please note that Win dows XP Embedded the pre installed operating system of the DC1 needs a trolled power down sequence This means that using this method to power down the DCI can result in corrupted data Make sure you shut down the operating system before disconnecting any external power supply 2 5 Installing Operating System and Driver Software The comes with a 120 day trial version of Windows XP Embedded and all necessary drivers pre installed on its 4 GB USB driven Flash disk Please refer to the respective software documentation for a detailed description and configuration options During the first power up of the system the First Boot Agent software will be executed automatically This will take approximately 45 minutes No action on behalf of the user is necessary at this time The 120 day trial period starts the moment the First Boot Agent finishes setting up the system Please note that the battery powered internal clock of the DC1 is used to determine how much of the trial period remains The following events can cause the trial period to end prematurely The BIOS time is modified The CPU is separated from the carrier board the battery is located on the carrier board so the CPU s internal clock is no longer buffered BIOS u
20. ble Concept Easy Modification The is the first member of a whole family of display computers based on a flexible modular configuration concept The control electronics is directly attached to the back of the screen the standard display size being 15 Optional display and housing sizes are 19 17 and 12 even smaller sizes possible on request The computer unit itself builds on the brand new Intel ultra mobile low power processor family starting with the Intel Atom Z530 at 1 6 GHz or Z510 at 1 1 GHz On request a serial interface can be added and the USB interfaces can be individually configured up to a maximum of 5 ports alternatively serial interfaces one of which a client port A connection for a secondary display on board via LVDS or external via DVI D can be made accessible with then two displays able to provide different and equal content at the same time Additional I O may optionally comprise HD audio or field bus functions like IBIS A PCI Express Mini card slot in combination with an external antenna can be used to incorporate wireless functions like WIFI WIMAX GSM GPRS UMTS etc The concept also allows to use different input voltage ranges of the PSUs for example 48 VDC nom 28 8 to 67 2V 72 VDC nom 43 2 to 100 8 V or 110 VDC nom 66 to 154 V for railway applications With a typical power consumption of only 20 Watts for the total system the design is always realized without fans using conductive cool
21. ce 4 Maintenance 4 1 Cleaning the Display Please clean the display of the DC1 with a moist soft cloth Do not use abrasive detergents in order to avoid damaging the laminated glass that protects the display 4 2 Fuse Protection The DC DC converter inside the Power Supply Unit is protected by a fuse This A fuse is not intended to be exchanged by the customer Your warranty for the Power Supply Unit will cease if you exchange the fuse on your own Please send your unit to MEN for repair if a fuse blows Current rating fora 72 and 110V PSU 2 5A for a 48V PSU 5A for a 24V PSU standard Type fast Size 4 5 12 1 MEN part number 5675 0006 1A 5675 0010 2 5A 5675 0009 5A MEN Mikro Elektronik GmbH 37 20DC01 00 E4 2011 01 26 Appendix 5 Appendix 5 1 Literature and Web Resources e DCI data sheet with up to date information and documentation www men de products OODCO1 html 5 2 Finding out the Display Computer s Article Number Revision and Serial Number MEN user documentation may describe several different models and or hardware revisions of DC1 You can find information on the article number the board revision and the serial number on two labels attached to the board Article number Gives the unit s family and model This is also MEN s ordering number To be complete it must have 9 characters Revision number Gives the hardware revision of the Display Computer
22. er The timer is included in the internal power supply unit s microcontroller and is programmable by the CPU via SMBus commands see Table 10 SMBus commands for wake on time function on page 29 The behavior after power up by wake on time is identical to the behavior after power up by key input After the first wake on time event the wake on time feature is disabled Note For the timer functionality it is necessary that the DC DC converter and the microcontroller are active i e the power supply unit is connected to the DC DC converter which is supplied with power The DC1 will consume approx 800 mW in this state Table 10 SMBus commands for wake on time function Command Data Name Code Range Type Description XCO2C 1 0x00 0x00 r w Wake on time low byte OxFF XCO2C 0x01 0x00 r w Wake on time high byte OxFF The wake on time delay can be configured via SMBus in a 16 bit counter to provide the range according to the following table Table 11 SMBus commands XCO2C L XCO2C H Minimum Maximum Description 0 OFF 65 535 min XCO2C L and XCO2C H build a default 45d 12h 15m 16 bit value which represents the time in minutes A user application that shall switch on the DC1 on a given date and time needs to calculate the amount of minutes between shutdown and desired wake time MEN Mikro Elektronik GmbH 29 20DC01 00 E4 2011
23. f the supplied system The Off delay can be programmed using the SMBus command XC02C OFF DELAY for details see Table 19 SMBus command for Off delay function on page 33 and Table 20 SMBus command XC02C OFF DELAY on page 33 Table 19 SMBus command for Off delay function Name ko Type Description XCO2C OFF DELAY 0x0C 0x00 r w Off delay 0x05 Table 20 SMBus command XCO2C OFF DELAY Mode value Off Delay 0 Feature off no delay default 1 1 min 2 2 min 3 4 min 4 8 min 5 16 min 3 2 7 2 Off Acknowledge The microcontroller provides a possibility to acknowledge the shutdown It is possible at any time during Off delay to shut down the power supply by the SMBus command XC02C_OFFACK Table 21 SMBus command for Off acknowledge function Command Data Code Range Type Description XCO2C OFFACK 0 w Signal Off acknowledge MEN Mikro Elektronik GmbH 33 20DC01 00 E4 2011 01 26 Firmware Functions 3 2 8 Voltage Supervision Input and output voltage are supervised by the microcontroller The microcontroller supervises the 12 V output voltage of the DC DC converter by applying it through a voltage divider to one ADC channel The supervision ranges are set by the commands XCO2C VOLT HIGH and XCO2C VOLT LOW These values are written with MDIS descriptors and are not to be changed during normal operation When the vo
24. ing between the electronics and the display to spread the dissipated heat to the outside of the housing All electronic components are soldered to withstand shock and vibration and prepared for conformal coating The housing can be delivered vandal proof This display computer series can be qualified according to the applicable quality and security standards of the different markets it has been designed for MEN Mikro Elektronik GmbH 7 20DC01 00 E4 2011 01 26 Configuration Options Configuration Options CPU Intel Atom 7530 1 6 GHz Intel Atom Z510 1 1 GHz Display Secondary display side by side or back to back with the first via SDVO to LVDS converter same computer Secondary display via SVDO to DVI converter for remote operation Screen size 12 15 17 or 19 smaller sizes on request Other aspect ratios e g 16 10 15 9 Higher resolutions VO Up to 6 USB 2 0 host ports or 5 host ports and 1 client port f all USBs are used the serial interface and Flash disk are not available HD audio Accessible via 9 pin D sub connector Amplifier with 1 5 Vrms at 8 ohm Stereo line or amplified out differential signal SPDIF out DVI D for remote display Serial interface 1 serial interface realized via SA Adapter e g RS232 or RS422 isolated or not IBIS GPS PCI Express Mini card slot For functions like WIFI WIMAX GSM GPRS UMTS PCI Express or USB interface
25. ise MEN products are not designed intended or authorized for use as components in systems intended for surgical implant into the body or other applications intended to support or sustain life or for any other application in which the failure of the MEN product could create a situation where personal injury or death may occur Should Buyer purchase or use MEN products for any such unintended or unauthorized application Buyer shall indemnify and hold MEN and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees arising out of directly or indirectly any claim of personal injury or death associated with such unintended or unauthorized use even if such claim alleges that MEN was negligent regarding the design or manufacture of the part Unless agreed otherwise the products of MEN Mikro Elektronik are not suited for use in nuclear reactors and for application in medical appliances used for therapeutical purposes Application of MEN products in such plants is only possible after the user has precisely specified the operation environment and after MEN Mikro Elektronik has consequently adapted and released the product ESM MDIS MDIS4 MENMON M Module M Modules SA Adapter SA Adapters UBox and USM are trademarks of MEN Mikro Elektronik GmbH PC MIPQ is a registered trademark of MEN Micro Inc and SBS Technologies Inc MEN
26. ix History Edition Comments Date of Issue E1 First edition 2008 08 06 E2 Major update of firmware section with final com mands removed SMBus On Acknowledge section Added information on display operating tempe rature automatic switch off Corrected pinning of power supply connector Removed mention of second MAC address Added chapter on the included Windows XP Embed ded image Standardized information regarding input voltage ranges and serial interfaces Corrected fuse type Several minor corrections incl block diagram 2008 12 19 Added information on Ethernet switch functionality and audio interface Improved depiction of M12 connector 2008 10 27 E4 Added GPS option Added warning regarding connection of both Ether net ports to the same switch in powerless state Consolidated Firmware Functions chapter corrected 7 bit SMBus address of the PSU 2011 01 26 Conventions This sign marks important notes or warnings concerning proper functionality of the product described in this document You should read them in any case italics Folder file and function names are printed in italics bold Bold type is used for emphasis MEN Mikro Elektronik GmbH 200 01 00 E4 2011 01 26 About this Document monospace A monospaced font type is used for hexadecimal numbers listings C function descriptions or wherever appropriate Hexadecimal numbers are p
27. ltage is exceeding this range the display is switched off for protection The output voltage is measured using the microcontroller internal ADC function The ADC value which represents the output voltage can be read via the SMBus command XCO2C VOLT see Table 22 SMBus command for voltage supervision function on page 34 With an ADC reference voltage of 3 00 volts the returned value from this command is to be interpreted as Umon 255 so that for example returned value of 0xD5 corresponds to 0xD5 255 3000mV 2 506V This value results from the voltage divider tap between a 10k and 2 7k resistor factor 0 212 so the real output voltage of the DC DC converter is 2 506V 0 212 11 8V This would be a typical output under load Table 22 SMBus command for voltage supervision function Command Data Name Code Range Type Description XCO2C VOLT 0x14 0x00 r DC DC output voltage OxFF divider factor 0 212 XCO2C VOLT LOW 0x22 0x00 riw Minimum allowed OxFF display supply voltage XCO2C VOLT HIGH 0x21 0x00 riw Maximum allowed OxFF display supply voltage 3 2 9 Temperature Supervision The microcontroller is able to determine the temperature inside the DC1 The CPU can read the current temperature via the SMBus command XC02C TEMP This is independent from the temperature sensor and supervision functionality of the DCI s embedded system core itself The temperature supe
28. nectors of type Erni P N 234041 Both half and full duplex mode are supported Switching functionality is provided for forwarding of Ethernet frames to subsequent intelligent displays The DC1 also supports powerless forwarding of Ethernet frames The unit s onboard switch is bypassed when the Ethernet circuit is not supplied with its intended voltage Thus a switched off or defective unit does not interrupt the Ethernet traffic in a daisy chain configuration Note that the two Ethernet ports are connected via a relay while the DC1 is in powerless state so connecting both to the same switch will likely jam the network Table 3 Pin assignment of the Ethernet M12 connectors Pin Name Description 1 TX Transmitter positive output 60 2 RX Receiver positive input 2 3 TX Transmitter negative output 4 RX Receiver negative input The Ethernet controller has its own EEPROM to store the MAC address etc The unique MAC address is set at the factory and should not be changed Any attempt to change this address may create node or bus contention and thereby render the unit inoperable The MAC address on the DCI is e LANO Ox 00 85 xx xx where 00 3A is the MEN vendor code 85 is the MEN product code and XX XxX is the hexadecimal serial number of the DCT s carrier board e g 00 2A for the serial number 000042 Please note that due to the structure of the DC1 the
29. ny time during the shutdown delay the shutdown sequence can be stopped by an On event key input on The system is in running state then and the shutdown delay timer is cleared Table 16 SMBus commands for shutdown delay Name m mcr o Description XCO2C DOWN DELAY 0x0B 0x00 rw Shutdown delay 0x07 XCO2C STATUS 0x0D 0x00 r Signal PSU status 0x01 to application Table 17 SMBus command XC02C STATUS Bit Value Description 0 0 Shutdown event not signaled 1 Signal shutdown event 1 0 Normal operation 1 Display in protect state over under voltage or temperature 2 7 0 Reserved Table 18 SMBus command XCO2C DOWN DELAY Value Shutdown Delay 0 0 min 1 1 min 2 2 min 3 4 min 4 8 min 5 16 min 6 32 min 7 64 min MEN Mikro ElektronikGmbH 32 20DC01 00 E4 2011 01 26 Firmware Functions 3 2 7 1 Off Delay During the shutdown sequence the microcontroller provides a programmable Off delay As default this feature is not enabled mode 0 In this case there will be no Off delay the supply will be switched off immediately When enabled mode 1 5 the microcontroller starts the Off delay timer after signaling the shutdown event to the CPU After timeout the microcontroller switches off the supply voltage Vout 15 kept disabled for at least 1 5 even if an immediate On event occurs This guarantees a proper power on reset o
30. om side of the DC1 Another option is a GPS interface with a rugged SMA connector Please note that SA Adapters must be installed by authorized MEN personnel only A Do not open the DC1 MEN Mikro Elektronik GmbH 24 20DC01 00 E4 2011 01 26 System Overview 1 4 6 HD Audio Interface optional The DCI offers an optional HD audio output with an amplifier with 1 5 Vrms at 8 ohm via a 9 pin D Sub connector It provides both analog and digital audio Table 8 Pin assignment of the HD audio interface 9 AUDIO IN R 5 AUDIO SPDIF 9 e 5 8 AUDIO GND 4 AUDIO IN L o2 7 AUDIO_OUT_R 3 AUDIO OUT R Loj 6 AUDIO OUT L 2 AUDIO GND 1 AUDIO OUT 1 Table 9 Signal mnemonics of the HD audio interface Signal Direction Description AUDIO EXT OUT Lz Rx out Line out left and right differential signal pairs AUDIO EXT IN L R in Line in left and right AUDIO EXT GND Analog ground AUDIO EXT SPDIF out S PDIF output 1 4 7 Wireless interface optional e g SMA connector A PCI Express Mini card can be used to incorporate wireless functions like WIFI WIMAX GSM GPRS or UMTS In that case the DC1 is usually equipped with an SMA antenna connector The standard position for this connector is on the right side at the bottom other positions can be realized on request A SIM card can be used as the unit offers a SIM card slot inside Please note that PCI Express Mini cards and
31. ontrol the display s backlight brightness and switch the display backlight power on and off i e to prevent display operation outside its specified temperature ranges The brightness is controlled using a PWM that can be adjusted in 0 5 steps by using values from 0x00 to 0xC8 0 to 200 The last command XC02C INIT DS is used to control whether the display is switched on immediate after power on or whether it remains dark until the user application switches it on with a XCO2C SW DISP command This silent boot feature allows application testing and entering values in the BIOS of the onboard CPU When the application is deployed the initial display state can be set to off so that BIOS and OS boot messages do not appear in the field MEN Mikro Elektronik GmbH 35 20DC01 00 E4 2011 01 26 Firmware Functions Table 25 SMBus commands for display control Command Data Name Code Range Type Description XCO2C SET BH 0 17 0x00 rw Set get brightness level 0xC8 XCO2C SW DISP 0x20 0x00 r w Switch display on 1 0x01 or off 0 XCO2C BH SHC 0x19 0x00 r w Brightness source 0x01 SMB command 0 Photo diode 1 XC02C_INIT_DS 0x25 0x00 r w Initial display state 0x01 at powerup on 0 off 1 3 2 11 Optional Autonomous Brightness Control with Photo Diode When the 1 is equipped with a photo diode for light detection the firmware allows to pass brightness control to it The comm
32. pdate has unforeseen side effects Should any of this happen and render the trial version of Windows XP Embedded unusable prematurely please contact MEN A board support package BSP containing all the necessary hardware specific components to create an individualized Windows XP Embedded will be made available on MEN s website A complete log of the standard Windows XP Embedded image used on is available from MEN on request MEN Mikro Elektronik GmbH 27 20DC01 00 E4 2011 01 26 Firmware Functions 3 Firmware Functions ee The functions of the XCO2BC board controller described in the following chapter depend on the firmware This user manual describes the functions as realized in the current MEN standard firmware To access the functions described below from own applications MEN provides the Windows Installset 13XM01 77 and an OS independent MDIS driver package 13XC02 06 Please also refer to the general MDIS documentation for details 3 1 Onboard Microcontroller The DCI is equipped with an intelligent internal power supply Its onboard microcontroller is used as a control and supervision device of the DC DC converter the binary inputs of its temperature and its display Additionally it is used as a watchdog for the CPU and the microcontroller itself The microcontroller is connected to the CPU via SMBus It is able to keep the power supply active even if the external on off signal goes inactive The
33. projects needs Please refer to the Table 4 Pin assignment of the power supply binary inputs 7W2 D Sub connector on page 23 for further details MEN Mikro Elektronik GmbH 20 20DC01 00 E4 2011 01 26 1 4 Interfaces System Overview The offers a plethora of connections at the bottom side of the unit from left to right as depicted Figure 4 Connectors at the bottom side of the DC1 d HD audio optional DVI D optional Antenna connector optional e g SMA connector 1 4 1 USB Interface The comes with two USB 2 0 ports supporting data rates up to 480Mbits s UHCI implementation and external PHY functions Table 1 Pin assignment of the USB connectors 5 2 USB_D 3 USB_D 4 GND Table 2 Signal mnemonics of the USB connectors Power supply with 5 binary inputs through mixed 7W2 D Sub connector 2x USB 2 0 2x Fast Ethernet Serial interface optional Signal Direction Function 5V out 5 V power supply GND Digital ground USB_D USB D in out USB lines differential pair MEN Mikro Elektronik GmbH 20DC01 00 E4 2011 01 26 System Overview 1 4 2 Ethernet Interface The comes with two Fast Ethernet ports with switch functionality They are available through rugged M12 D coding female con
34. receded by Ox hyperlink Hyperlinks are printed in blue color globe will show you where hyperlinks lead directly to the Internet so you can look for the latest information online IRQ Signal names followed by or preceded by a slash indicate that this signal is IRQ either active low or that it becomes active at a falling edge in out Signal directions in signal mnemonics tables generally refer to the corresponding board or component in meaning to the board or component out meaning coming from it Vertical lines on the outer margin signal technical changes to the previous edition of the document MEN Mikro Elektronik GmbH 12 20DC01 00 E4 2011 01 26 About this Document Legal Information MEN Mikro Elektronik reserves the right to make changes without further notice to any products herein MEN makes no warranty representation or guarantee regarding the suitability of its products for any particular purpose nor does MEN assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation consequential or incidental damages Typical parameters can and do vary in different applications All operating parameters including Typicals must be validated for each customer application by customer s technical experts MEN does not convey any license under its patent rights nor the rights of others Unless agreed otherw
35. rvision is carried out by the temperature sensor LM50 The LM50 is a precision integrated circuit temperature sensor that can sense a 40 C to 125 C temperature range It converts its temperature to an analog voltage according to the formula below OUTPUT Vout 10mV C x Temp C 500 mV Vout 1 750mV at 125 C Vout 750mV at 25 C Vout 100mV at 40 C MEN Mikro Elektronik GmbH 34 20DC01 00 E4 2011 01 26 Firmware Functions This voltage is also converted as explained in Chapter 3 2 8 Voltage Supervision but directly attached to the ADC channel since it is within the maximum ADC range of 3 000V The Table 24 Temperature representation shows some values which are derived by Vout 3000mV x Table 23 SMBus commands for temperature supervision Command Data s Name Code Range Type Description XCO2C TEMP 0x12 0x00 r Converted OxFF temperature XCO2C TEMP LOW 0x18 0x00 r w Minimum OxFF temperature value XCO2C TEMP HIGH 0x13 0x00 r w Maximum OxFF temperature value The default values are 10 to 60 and can be changed at MEN depending on the display type When changing these settings manually do not exceed the panel s maximum operating temperature range of 30 to 70 C Table 24 Temperature representation Value Temperature 0x22 10 0x2a 0 C 0x55 50 C 3 2 10 Display Backlight Power and Brightness Control The microcontroller can c
36. s the right to make changes on the products herein without notice to improve reliability function or design MEN Mikro Elektronik does not assume any liability arising out of the application or use of the products described in this document Copyright 2011 MEN Mikro Elektronik GmbH All rights reserved eS Please recycle MEN Mikro Elektronik GmbH Neuwieder Strafe 5 7 90411 Nuremberg Phone 49 911 99 33 5 0 Fax 49 911 99 33 5 901 E mail info men de www men de France MEN Mikro Elektronik SA 18 rue Ren Cassin ZA de la Ch telaine 74240 Gaillard Phone 33 0 450 955 312 Fax 33 0 450 955 211 E mail info men france fr www men france fr USA MEN Micro Inc 24 North Main Street Ambler PA 19002 Phone 215 542 9575 Fax 215 542 9577 E mail sales www menmicro com MEN Mikro Elektronik GmbH 13 20DC01 00 E4 2011 01 26 Contents Contents l System Overview seo esa rmm sae thie tee shake eae owas 18 LI Layoutolihe 44 en sa vakua e kake ha buik a a 18 1 2 External 100 240 AC Power Supply 20 1 3 Internal 24V DC Power Supply i e scat sx fum RUE 20 14 Interfaces oa cadens suna o cu 21 DIXI USBAntertacte pO 4 Ie poiut te Seite d ePi 2 1 4 2 Bth rnetIntetface 2 ei et Re emm te memes 22 1 53 Binary suma ok la Va LER Ee 23 144 DVI D Interface optional
37. t switches from low to high state On event The microcontroller debounces the key input in the following way if the input is stable for 250ms the input state is interpreted 3 2 6 Shutdown 3 2 6 1 Shutdown by Software At any time it is possible to shut down the power supply by software via SMBus command XC02C SWOFF A shutdown by software is caused when an SMBus byte write of 0x09 command and 0xA8 magic value to avoid unintended shutdowns is done to the microcontroller s address Table 15 SMBus command for shutdown by software function Command Data s Name Code Range Type Description XCO2C SWOFF 0x09 0xA8 w Signal a software power magic off from application MEN Mikro ElektronikGmbH PPP 3 1 20DC01 00 E4 2011 01 26 Firmware Functions 3 2 6 Shutdown by Key Input When using a customized power supply it is possible at any time to shut down the power supply by switching off the key input A shutdown by key input follows the shutdown sequence 3 2 7 Shutdown Delay During the shutdown sequence the microcontroller provides a programmable shutdown delay The default state of the shutdown delay after power up of the DCI is 0 disabled The shutdown delay is configurable via the SMBus command XC02C_DOWN_DELAY see Table 16 SMBus commands for shutdown delay on page 32 and Table 18 SMBus command XC02C DOWN DELAY on page 32 The shutdown delay timer is started after shutdown event At a
38. ve after a system shutdown you can also turn the DC1 on by Wake on time via the SMBus interface see Chapter 3 2 2 Wake On Time on page 29 2 3 Using a customized Power Supply When using a custom power supply soluton instead of the included external power supply you must be aware of the DC1 s key input functionality see Chapter 3 2 5 Key Input on page 31 Simply supplying the internal 24VDC power supply with power will not power up the system when there is no key input voltage present on the binary input 3 of the power connector To bypass the key input feature connect Vi with Key for a constantly active key input signal When the DCI is connected to a customized power supply and supplied with 24V DC the system can be switched on in the following two ways Key input ignition key via isolated binary input see Chapter 3 2 5 Key Input on page 31 The switching threshold is 9VDC Wake on time via the SMBus interface see Chapter 3 2 2 Wake On Time on page 29 Make sure that all peripheral devices are connected to the DC1 before switching on the system MEN Mikro Elektronik GmbH 26 20DC01 00 E4 2011 01 26 A Getting Started 2 4 Power Down The DCI can be switched off in the following three ways Key input ignition key via isolated binary input The system will shut down without key input voltage see Chapter 3 2 6 2 Shutdown by Key Input on page 32 Shutdown by application software the shutdown can
39. verview 1 4 4 DVI D Interface optional The optionally offers a DVI D connector that makes it possible to connect a second display The two displays can be used to show the same or different content depending on the Windows XP Embedded display settings Table 6 Pin assignment of the DVI output 17 TXO 9 TX1 1 TX2 18 TXO 10 TX1 2 TX2 19 GND 11 GND 3 GND 20 12 4 21 13 5 22 GND 14 DDCPOW 6 DDCL 23 TXC 15 GND 7 DDCA 24 TXC 16 DVIHP 8 C3 C1 5 C3 C2 Table 7 Signal mnemonics of the DVI output Signal Direction Function DDCA out Display Data Channel data DDCL out Display Data Channel clock DDCPOW out Display Data Channel Power 5V current limited to 1 5A by a fuse DVIHP in DVI hot plug detect GND Digital ground TX 0 2 TX O 2 out Transmit data lines TMDS differential pairs TXC TXC out TX clocks TMDS clock differential pair The DVI fuses used on the DC1 are PolyFuses and therefore need no maintenance 1 4 5 Serial interface optional The Serial interface is an optional feature of the and is realized via an SA Adapter You can use different types of SA Adapters with the DC1 e g isolated and non isolated adapters for RS232 and IBIS master and slave interfaces These interfaces are accessible by means of a 9 pin D Sub connector on the SA Adapter on the bott
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