PLUTO SINGLE BOARD COMPUTER - Diamond Systems Corporation
Contents
1. 34 5 3 CompactFlash IDE Mode JCFD1 35 5 4 LCD Panel Voltage Select JVLCD1 35 5 5 LCD Backlight Select JBLON1 35 5 6 Watchdog Timer Mode JWT1 36 Pluto User Manual A4 www diamondsystems com Page 3 IMPORTANT SAFE HANDLING INFORMATION WARNING ESD Sensitive Electronic Equipment Observe ESD safe handling procedures when working with this product Always use this product in a properly grounded work area and wear appropriate ESD preventive clothing and or accessories Always store this product in ESD protective packaging when not in use Safe Handling Precautions Pluto contains numerous I O connectors that connect to sensitive electronic components This creates many opportunities for accidental damage during handling installation and connection to other equipment The list here describes common causes of failure found on boards returned to Diamond Systems for repair This information is prov2. 18 4 1 PC 104 Plus stacking location CONA1 PC104 18 4 1 1 PC 104 Plus ISA Bus CONA1 18 4 1 2 PC 104 Plus PCI Bus PC104 20 4 2 USB1 USB4 USB1 USB2 21 4 3 Audio AUDIO1 21 4 4 Digital I O DIO1 21 4 5 CPU Fan Power FAN1 22 4 6 CompactFlash Socket CFD1 22 4 7 Ethernet Status LEDs LANLED1 LANLED2 23 4 8 Ethernet LAN Interfaces LAN1
3. 7 2 Functional Overview 8 2 1 Block Diagrams 8 2 2 Baseboard Dimensions 10 2 3 Baseboard Connectors and Jumpers 11 2 4 Interface Connector Summary 12 2 5 Configuration Jumper Summary 13 3 Getting started 14 3 1 Introducing the Pluto Development Kit 14 3 1 1 Pluto Cable Kit 15 3
4. 29 4 18 PS 2 Keyboard and Mouse KBM1 29 4 19 Parallel Floppy LPT1 30 4 20 COM1 COM4 RS 232 COMA COMB 31 4 21 VGA Video Out VGA1 31 4 22 SATA SATA1 SATA2 32 4 23 LPC LPC1 32 4 24 DDI DDI1 33 5 Configuration Jumper Details 34 5 1 CMOS Setup Clear JBAT1 34 5 2 COM2 RS 232 422 485 Mode JRS2
5. Short 2 3 Timeout triggers system Reset Default Open Disables watchdog timer
6. 9 1 6989001 Floppy LPT1 10 1 6989005 IDE data IDE1 11 1 6989002 DC power 4 wire PWR1 12 1 6989003 DC power 2 wire PWR1 Pluto User Manual A4 www diamondsystems com Page 16 Caution Be sure to connect the 2 and 4 wire baseboard DC cable assemblies yellow wire 12V to pin 1 the black wires ground to pins 2 3 and 4 and the red wires 5VDC to pins 5 and 6 of PWR1 Caution Be sure the system power supply is disconnected from its AC power source prior to performing the following step 3 2 System Setup This section outlines a simple process for preparing Pluto for first time operation Additional details regarding Pluto s interface functions and connections may be found in Section 4 of this document Interface Connector Details and from the attached ETX CPU module s user manual 3 2 1 Display Pluto provides both VGA monitor and LVDS flat panel display interfaces Recognizing the complexities associated with connection to parallel interfaced flat panels this quick start process assumes the use of a standard VGA compatible monitor LCD or CRT Plug the VGA interface cable into VGA1 on the baseboard and connect a VGA compatible display to the female DB15 connector on its free end 3 2 2 Keyboard and Mouse Pluto supports operation using either PS 2 or USB based keyboard and mouse devices Plug the desired interface cable PS 2 or USB from the Pluto Cable Kit into the designated con
7. C2 4 D2 4 GNT0 GNT1 A2 5 B2 5 VI O GNT2 C2 5 D2 5 GND 5V A2 6 B2 6 CLK0 GND C2 6 D2 6 CLK1 CLK2 A2 7 B2 7 5V CLK3 C2 7 D2 7 GND GND A2 8 B2 8 INTD 5V C2 8 D2 8 RST 12V A2 9 B2 9 INTA INTB C2 9 D2 9 INTC 12V A3 0 B3 0 Reserved Reserv ed C3 0 D3 0 GND 3 3V Key Pluto User Manual A4 www diamondsystems com Page 21 4 2 USB1 USB4 USB1 USB2 Connectors USB1 and USB2 each provide access to two of Pluto s four USB 2 0 compatible interface ports The two connectors have identical pinouts 4 3 Audio AUDIO1 Connector AUDIO1 provides access to Pluto s AC 97 stereo audio input and output signals 4 4 Digital I O DIO1 Connector DIO1 provides eight digital inputs and eight digital outputs DIO1 s digital inputs and outputs provide 5V CMOS logic levels The I O read data input address is 0x200 while the I O write data output address is 0x208 DIO1 pins 19 and 20 can supply up to 1A each of 5V and 12V DC power for use by external circuitry connected to this port 5V 1 2 5V USBD 3 4 USBD USBD 5 6 USBD GND 7 8 GND GND 9 10 Key Line in left 1 2 Line in right GND 3 4 GND Mic input 5 6 unused GND 7 8 GND Speaker out left 9 10 Speaker out right DO0 1 2 DO1 DO2 3 4 DO3 DO4 5 6 DO5 DO
8. 2 System Setup 16 3 2 1 Display 16 3 2 2 Keyboard and Mouse 16 3 2 3 Mass Storage Devices 16 3 2 4 Connecting Power 16 3 2 5 Installing Pluto in an Enclosure 17 3 3 Booting the System 17 3 3 1 BIOS Setup 17 3 3 2 Operating System Drivers 17 4 Interface Connector Details
9. LAN2 23 4 9 IDE IDE1 24 4 10 Infrared Interface IR1 25 4 11 LCD Inverter Interface INV1 25 4 12 LCD LVDS Out LVDS1 26 4 13 Utility Signals JFRT1 27 4 14 COM2 RS 422 485 Interface JCOM1 27 4 15 DC Power Input PWR1 28 4 16 TV Out TV1 29 4 17 Auxiliary Fan Power FAN2
10. Out VGA1 ETX module Yes Pluto User Manual A4 www diamondsystems com Page 13 2 5 Configuration Jumper Summary The Pluto baseboard s configuration jumpers are listed below Details regarding the use of these jumpers appear in Section 5 of this document Jumper Description JBAT1 CMOS Setup clear JRS2 COM2 RS 232 422 485 mode select JCFD1 CompactFlash IDE mode JVLCD1 LCD panel voltage select JWT1 Watchdog timer mode JBLON1 LCD Backlight select Pluto User Manual A4 www diamondsystems com Page 14 Important Safe Handling Information WARNING ESD Sensitive Electronic Equipment Observe ESD safe handling procedures when working with this product Always use this product in a properly grounded work area and wear appropriate ESD preventive clothing and or accessories Always store this product in ESD protective packaging when not in use Please refer to page 3 of this manual Important Safe Handling Information for further details 3 GETTING STARTED First time Pluto users normally receive the product as part of Diamond s Pluto Development Kit which provides everything needed to ensure rapid application development This section of the Pluto User Manual covers basic hardware setup power connection system boot up and initial software configuration After Pluto is up and running refer to the later sections of this manual for the detailed hardware and software reference information n
11. physical connector a 120 pin header PC104 arranged as four 30 pin rows Note The Pluto baseboard can supply 3 3V DC at up to 1A to the PC 104 Plus PCI bus GND 5 0 V KEY A1 B1 Reserved 5V C1 D1 AD00 VI O A2 B2 AD02 AD01 C2 D2 5V AD05 A3 B3 GND AD04 C3 D3 AD03 CMD BE0 A4 B4 AD07 GND C4 D4 AD06 GND A5 B5 AD09 AD08 C5 D5 GND AD11 A6 B6 VI O AD10 C6 D6 M66EN AD14 A7 B7 AD13 GND C7 D7 AD12 3 3V A8 B8 CMD BE1 AD15 C8 D8 3 3V SERR A9 B9 GND SB0 C9 D9 PAR GND A1 0 B1 0 PERR 3 3V C1 0 D1 0 SDONE STOP A1 1 B1 1 3 3V LOCK C1 1 D1 1 GND 3 3V A1 2 B1 2 TRDY GND C1 2 D1 2 DEVSEL FRAME A1 3 B1 3 GND IRDY C1 3 D1 3 3 3V GND A1 4 B1 4 AD16 3 3V C1 4 D1 4 CMD BE2 AD18 A1 5 B1 5 3 3V AD17 C1 5 D1 5 GND AD21 A1 6 B1 6 AD20 GND C1 6 D1 6 AD19 3 3V A1 7 B1 7 AD23 AD22 C1 7 D1 7 3 3V IDSEL0 A1 8 B1 8 GND IDSEL1 C1 8 D1 8 IDSEL2 AD24 A1 9 B1 9 CMD BE3 VI O C1 9 D1 9 IDSEL3 GND A2 0 B2 0 AD26 AD25 C2 0 D2 0 GND AD29 A2 1 B2 1 5V AD28 C2 1 D2 1 AD27 5V A2 2 B2 2 AD30 GND C2 2 D2 2 AD31 REQ0 A2 3 B2 3 GND REQ1 C2 3 D2 3 VI O GND A2 4 B2 4 REQ2 5V
12. 6 7 8 DO7 GND 9 10 GND DI0 11 12 DI1 DI2 13 14 DI3 DI4 15 16 DI5 DI6 17 18 DI7 5V 19 20 12V Pluto User Manual A4 www diamondsystems com Page 22 4 5 CPU Fan Power FAN1 Connector FAN1 provides 5V DC for powering the ETX module s optional CPU cooling fan The power source for this connector is the Pluto Baseboard s DC Power input connector 1 N C 2 5V 3 GND 4 6 CompactFlash Socket CFD1 Socket CFD1 is a standard 50 pin CompactFlash CF Type I II card socket This connects to Pluto s Primary IDE port in parallel with IDE connector IDE1 A jumper option JCFD1 configures the CF socket to be the Master or Slave default IDE device GND1 1 26 unused D3 2 27 D11 D4 3 28 D12 D5 4 29 D13 D6 5 30 D14 D7 6 31 D15 CE1 7 32 CE2 A10 8 33 unused OE 9 34 IORD A9 10 35 IOWR A8 11 36 unused A7 12 37 RDY VCC 13 38 VCC A6 14 39 CSEL A5 15 40 unused A4 16 41 RESET A3 17 42 WAIT A2 18 43 INPACK A1 19 44 REG A0 20 45 ACT_SLV D0 21 46 PDIAG D1 22 47 D8 D2 23 48 D9 IOCS16 24 49 D10 GND25 25 50 CD2 Pluto User Manual A4 www diamondsystems com Page 23 4 7 Ethernet Status LEDs LANLED1 LANLED2 Connectors LANLED1 and LANLED2 provide signals for adding optional LAN status LEDs to Pluto s two 10 100Mbps Ethernet ports LANLED2 supports the E
13. C input for its operation PWR1 s pass through 12V power input is available for use in powering PC 104 Plus modules or other external peripherals requiring it It routes to The PC 104 Plus socket IDE1 PC104 for powering optional add on modules requiring 12V from the ISA or PCI bus The external LCD Inverter connector INV1 for powering an optional LCD backlight supply The auxiliary cooling fan connector FAN2 for powering an optional 12V fan The Digital I O port connector DIO1 for use by optional external circuitry Signal Name Signal Function 5V 5V DC main input power Range should be 4 75V to 5 25V DC measured at this connector 12V Pass through power for 12V powered add on modules and external peripherals devices including cooling fans modules on the PC 104 Plus stack and LCD backlight Range should be 11 9V to 13 5V measured at this connector GND 0 V ground power return path 1 12V 2 GND 3 GND 4 GND 5 5V 6 5V Pluto User Manual A4 www diamondsystems com Page 29 4 16 TV Out TV1 Connector TV1 provides access to the Pluto s TV Out video signals which originate on the attached ETX CPU module The 6 pin connector supports three modes of operation Composite Video S Video and Component Video The utilization of this connector s six pins in each of these three modes is tabulated below Note The signals on this connector s pins are defined
14. D 1 2 DDI_TX0 DDI_TX0 3 4 GND DDI_TX1 5 6 DDI_TX1 GND 7 8 DDI_TX2 DDI_TX2 9 10 GND DDI_TX3 11 12 DDI_TX3 GND 13 14 N C DDI_AUX 15 16 DDI_AUX GND 17 18 DDI_HPD SMB_DAT 19 20 SMB_CLK GND 21 22 GND GND 23 24 3 3V 3 3V 25 26 5V Pluto User Manual A4 www diamondsystems com Page 34 5 CONFIGURATION JUMPER DETAILS This section explains the use of several jumper options on the Pluto Baseboard 5 1 CMOS Setup Clear JBAT1 Jumper group JBAT1 provides a means to return the BIOS Setup data to its default state automatically on power up Setting Mode Short 1 2 Keep CMOS default Short 2 3 Clear CMOS 5 2 COM2 RS 232 422 485 Mode JRS2 Jumper group JRS2 configures Pluto s COM2 port for RS 232 RS 422 or RS 485 protocol operation When in RS 232 mode COM2 s I O signals are available at interface connector COMA when in either RS 422 or RS 485 mode COM2 s interface appears at connector JCOM1 Pins RS 232 default RS 422 RS 485 1 2 Short Open Open 3 4 Open Short Open 5 6 Open Open Short Pluto User Manual A4 www diamondsystems com Page 35 5 3 CompactFlash IDE Mode JCFD1 Jumper group JCFD1 enables configuration the Pluto Baseboard s CF socket to be either the Primary Master or Primary Slave IDE device The Pluto Baseboard s CF socket CFD1 and the IDE connector IDE1 share the system s Primary IDE inter
15. D0 GND SD7 A2 B2 RESETDRV SBHE C1 D1 MEMCS16 SD6 A3 B3 5V LA23 C2 D2 IOCS16 SD5 A4 B4 IRQ9 LA22 C3 D3 IRQ10 SD4 A5 B5 5V N C LA21 C4 D4 IRQ11 SD3 A6 B6 DRQ2 LA20 C5 D5 IRQ12 SD2 A7 B7 12V N C LA19 C6 D6 IRQ15 SD1 A8 B8 ENDXFR LA18 C7 D7 IRQ14 SD0 A9 B9 12V LA17 C8 D8 DACK0 IOCHRDY A10 B10 Key no pin MEMR C9 D9 DRQ0 AEN A11 B11 SMEMW MEMW C10 D10 DACK5 SA19 A12 B12 SMEMR SD8 C11 D11 DRQ5 SA18 A13 B13 IOW SD9 C12 D12 DACK6 SA17 A14 B14 IOR SD10 C13 D13 DRQ6 SA16 A15 B15 DACK3 SD11 C14 D14 DACK7 SA15 A16 B16 DRQ3 SD12 C15 D15 DRQ7 SA14 A17 B17 DACK1 SD13 C16 D16 5 SA13 A18 B18 DRQ1 SD14 C17 D17 MASTER SA12 A19 B19 REFRESH SD15 C18 D18 GND SA11 A20 B20 SYSCLK Key no pin C19 D19 GND SA10 A21 B21 IRQ7 SA9 A22 B22 IRQ6 SA8 A23 B23 IRQ5 SA7 A24 B24 IRQ4 SA6 A25 B25 IRQ3 SA5 A26 B26 DACK2 SA4 A27 B27 TC SA3 A28 B28 BALE SA2 A29 B29 5V SA1 A30 B30 OSC SA0 A31 B31 GND GND A32 B32 GND Pluto User Manual A4 www diamondsystems com Page 20 4 1 2 PC 104 Plus PCI Bus PC104 The Pluto baseboard s PC 104 Plus PCI expansion bus signals are generated by the ETX CPU module and are essentially identical in function and signaling to a normal PC motherboard s 32 bit PCI bus except for the
16. Diamond Part Number 7468050 PLUTO SINGLE BOARD COMPUTER ETX Form factor Embedded Platform with Configurable CPU and PC 104 Plus Expansion Revision Date Comment A3 5 13 14 Updated with new AMD G Series Pluto models A4 4 30 15 Updated with new Pluto E3845 models Copyright 2015 FOR TECHNICAL SUPPORT Diamond Systems Corporation PLEASE CONTACT 555 Ellis Street Mountain View CA 94043 USA support diamondsystems com Tel 1 650 810 2500 Fax 1 650 810 2525 www diamondsystems com Pluto User Manual A4 www diamondsystems com Page 2 CONTENTS Important Safe Handling Information 3 1 Introduction 5 1 1 ETX Computer on Module COM Features 6 1 2 Pluto Baseboard Features 6 1 3 Software Compatibility 7 1 4 Thermal Considerations and Heatspreader
17. VGA1 Connector VGA1 provides the ETX CPU module s analog VGA video output signal for driving a VGA compatible CRT or LCD monitor Note The signals on this connector s pins are defined by the attached ETX CPU module Please refer to the particular ETX module s user manual for further details on the definition and utilization of these signals RED 1 2 GREEN BLUE 3 4 unused GROUND 5 6 GND GROUND 7 8 GND unused 9 10 GND unused 11 12 VDDAT HSYNC 13 14 VSYNC VDCLK 15 16 unused Pluto User Manual A4 www diamondsystems com Page 32 4 22 SATA SATA1 SATA2 Connectors SATA1 and SATA2 are located on the top of the AMD ETX computer on module Both connectors are industry standard SATA connectors and both have the same pin out as shown below 4 23 LPC LPC1 Connector LPC1 is located on the top of the AMD ETX computer on module It is a Hirose FPC12 14P P0 5 connector with the pin out as shown below 1 GND 2 TX 3 TX 4 GND 5 RX 6 RX 7 GND LAD0 1 2 LAD1 LAD2 3 4 LAD3 GND 5 6 LFRAME INT_SERIRQ 7 8 BUF_PLT_RST GND 9 10 PCLK_CONN GND 11 12 GND 3 3V 13 14 3 3V Pluto User Manual A4 www diamondsystems com Page 33 4 24 DDI DDI1 Connector DDI1 is located on the top of the AMD ETX computer on module It is a Hirose FH12 26S 0 5SH connector with the pin out as shown below GN
18. by the attached ETX CPU module Please refer to the particular ETX module s user manual for further details on the definition and utilization of these signals 4 17 Auxiliary Fan Power FAN2 Connector FAN2 provides power for a fan that operates from 12V DC This power comes from the Pluto Baseboard s DC Power connector 4 18 PS 2 Keyboard and Mouse KBM1 Connector KBM1 provides signals for interfacing with PS 2 compatible keyboard and mouse peripherals Pluto can also operate with USB keyboard and or mouse devices Pin Signal Function when in Composite Video mode Signal Function when in S Video mode Signal function when in Component Video mode 1 CVBS unused Pb 2 GND GND GND 3 unused Luminance Y 4 GND GND GND 5 unused Chrominance Pr 6 GND GND GND 1 GND 2 12V 3 unused 1 Keyboard data 2 GND 3 Mouse data 4 Keyboard clock 5 5V out 6 Mouse clock Pluto User Manual A4 www diamondsystems com Page 30 4 19 Parallel Floppy LPT1 Connector LPT1 provides access to Pluto s dual function parallel floppy interface The desired mode parallel or floppy must be configured via a BIOS Setup option refer to the specific ETX CPU module s user manual for initialization details The table below lists the signals present on connector LPT1 when configured for the bidirectional parallel port mode A custom interface cable provided in the P
19. eeded to adapt the product to specific applications 3 1 Introducing the Pluto Development Kit The Pluto Development Kit provides everything required for Pluto based rapid application development The table below lists the boards cables and other items included in the Development Kit Item Diamond P N Description 1 Pluto SBC 2 C PLT KIT Pluto Cable Kit 3 MTG104 PC 104 Mounting Kit 4 DOC PKG DSC Documentation Package 5 Pluto Quick Start Guide Pluto User Manual A4 www diamondsystems com Page 15 3 1 1 Pluto Cable Kit The Pluto Cable Kit provides convenient access to all of Pluto s I O features The kit s 15 cable assemblies are shown in the photo below and identified in the table that follows Note On each interface cable the end of the cable connector that has a red wire going to it should be oriented toward the end of the board connector that is labeled pin 1 refer to Figure 3 in Section 2 of this manual for an illustration showing the location and orientation of all of the Pluto Baseboard s interface connectors Item Qty Diamond P N Description Connects to 1 2 6989007 Dual USB USB1 USB2 2 1 6989004 Audio in out AUDIO1 3 2 6989012 SATA data ETX module 4 1 6989011 PS 2 keyboard mouse KBM1 5 2 6989015 Ethernet RJ 45 LAN1 LAN2 6 2 6989008 Dual serial RS 232 COMA COMB 7 1 6989006 Parallel LPT1 8 1 6989010 VGA VGA1
20. face Therefore only two devices at a time including a CF card plugged into the CompactFlash socket can be connected to the system s IDE interface with one configured as Master and the other as Slave If additional mass storage peripherals are required they must be SATA devices connected to the attached ETX CPU module s SATA connectors assuming the ETX module provides SATA support Once the system is operational use the BIOS Setup utility to configure which drive is to be used for booting the system s operating system Setting Mode Short 1 2 Primary Master Open Primary Slave default 5 4 LCD Panel Voltage Select JVLCD1 Jumper group JVLCD1 must be configured according to the type of LCD panel that will be attached to the Pluto Baseboard s LCD panel interface connector LVDS1 Setting LCD Panel Voltage Short 1 2 5V Short 2 3 3 3V default 5 5 LCD Backlight Select JBLON1 The LCD panel backlight active mode can be selection by jumper JBLON1 as high or low Pluto User Manual A4 www diamondsystems com Page 36 5 6 Watchdog Timer Mode JWT1 Jumper group JWT1 determines the behavior of Pluto s watchdog timer as indicated in the table below In the case of a Reset 2 3 shorted a watchdog timer time out condition produces the same effect as pressing the front panel reset button see interface connector PWR1 Setting Mode Short 1 2 Timeout triggers non maskable interrupt NMI
21. for power and ground signals on the bus to make contact with the wrong pins on the board which can damage the board For example this can damage components attached to the data bus because it puts the 12V power supply lines directly on data bus lines Pluto User Manual A4 www diamondsystems com Page 4 Bent connector pins This type of problem is often only a cosmetic issue and is easily fixed by bending the pins back to their proper shape one at a time with needle nose pliers The most common cause of bent connector pins is when a PC 104 board is pulled off the stack by rocking it back and forth left to right from one end of the connector to the other As the board is rocked back and forth it pulls out suddenly and the pins at the end get bent significantly The same situation can occur when pulling a ribbon cable off of a pin header If the pins are bent too severely bending them back can cause them to weaken unacceptably or even break and the connector must be replaced Pluto User Manual A4 www diamondsystems com Page 5 1 INTRODUCTION Pluto is a high performance highly integrated board level embedded computer matching the footprint of the popular ETX computer on module COM standard Pluto s CPU core consists of an ETX CPU module mounted on its bottom side an approach that improves thermal management and increases the space for I O functions and connectors This innovative design has enabled Pluto to integrate additional ser
22. ial and Ethernet controllers a complete set of peripheral interface header connectors and a PC 104 Plus expansion stack location all within the compact ETX footprint Thanks to Pluto s flexible architecture you can select from a wide range of ETX based CPUs to meet each application s specific performance power and cost requirements Available processors include the Intel Bay Trail E3845 CPU and two of the AMD Fusion G Series CPUs the T56N and T40N What s more Pluto s on board PC 104 Plus stack location facilitates the addition of custom or off the shelf ISA and PCI interfaced expansion modules helping you satisfy your application s precise requirements Pluto is offered in a range of models that vary according to the choice of ETX CPU module and on board SO DIMM SDRAM capacity Pluto Model ETX CPU Module Processor Type Processor Clock SO DIMM DRAM Operating Temperature PLT T56N 4G ETX T56N 01 AMD Fusion G T56N 1 65GHz 4GB 20 C to 71 C PLT T56N 2G ETX T56N 01 AMD Fusion G T56N 1 65GHz 2GB 20 C to 71 C PLT T40N 4G ETX T40N 01 AMD Fusion G T40N 1 0GHz 4GB 20 C to 71 C PLT T40N 2G ETX T40N 01 AMD Fusion G T40N 1 0GHz 2GB 20 C to 71 C PLT 3845XT 8G ETX 3845 01 Intel E3845 quad core 1 91GHz 8GB 40 C to 85 C PLT 3845XT 4G ETX 3845 01 Intel E3845 quad core 1 91GHz 4GB 40 C to 85 C Figure 1 Edge View of the Pluto Embedded Platform Pluto s featu
23. iamondsystems com Page 27 4 13 Utility Signals JFRT1 This connector provides interface signals for use with various front panel switches and indicators 4 14 COM2 RS 422 485 Interface JCOM1 Connector JCOM1 provides access to the COM2 serial port s transmit and receive data when the port is configured for either RS 422 or RS 485 serial protocols The signals present on each of the connector s four pins for these two modes are listed in the table below COM2 s serial protocol mode is selected using configuration jumpers located at position JRS2 on the Pluto Baseboard When the port is configured for RS 232 mode its interface appears at connector COMA instead of JCOM1 RESET 1 2 RESET POWER_LED 3 4 POWER_LED HDD_LED 5 6 HDD_LED SPEAKER 7 8 SPEAKER NC 9 I0 GND Signal Name Signal Function Direction RESET Active low reset input connects to Power Good input on ETX CPU module Input POWER_LED Power on indicator Output HDD_LED HDD access indicator Output SPEAKER PC speaker output connects in parallel with onboard buzzer Output Pin RS 422 Mode Signal RS 485 Mode Signal 1 TX DATA 2 TX DATA 3 RX N C 4 RX N C Pluto User Manual A4 www diamondsystems com Page 28 4 15 DC Power Input PWR1 Connector PWR1 is a screw terminal block through which Pluto receives its 5V and 12V DC power Pluto itself only requires 5V D
24. ided as a source of advice to help you prevent damaging your Diamond or any vendor s embedded computer boards ESD damage This type of damage is almost impossible to detect because there is no visual sign of failure or damage The symptom is that the board simply stops working because some component becomes defective Usually the failure can be identified and the chip can be replaced To prevent ESD damage always follow proper ESD prevention practices when handling computer boards Damage during handling or storage On some boards we have noticed physical damage from mishandling A common observation is that a screwdriver slipped while installing the board causing a gouge in the PCB surface and cutting signal traces or damaging components Another common observation is damaged board corners indicating the board was dropped This may or may not cause damage to the circuitry depending on what is near the corner Most of our boards are designed with at least 25 mils clearance between the board edge and any component pad and ground power planes are at least 20 mils from the edge to avoid possible shorting from this type of damage However these design rules are not sufficient to prevent damage in all situations A third cause of failure is when a metal screwdriver tip slips or a screw drops onto the board while it is powered on causing a short between a power pin and a signal pin on a component This can cause overvoltage power su
25. ides a heatspreader attached to Pluto as a conductive cooled thermal layer However this heatspreader by itself does not constitute the complete thermal solution necessary for any specific implementation but provides a common interface between the single board computer and the customer s implementation specific thermal solution The outside surface of the Pluto heatspreader must be kept at a temperature not to exceed 71oC If your environment causes the temperature on the outside surface of the heatspreader to exceed the appropriate temperature you are responsible for removing the additional heat from the system through either an additional passive thermal solution or fan solution Pluto s integrated heatspreader makes thermal contact with the heat generating components and provides a flat surface on the bottom of the assembly for mating to the system enclosure This technique facilitates efficient removal of heat from the COM module without the need for a fan Four mounting holes on the bottom of the conduction cooled heatspreader are provided to mount Pluto in an enclosure or to a bulkhead These mounting holes are 6 32 threaded holes on 2 8 centers Pluto User Manual A4 www diamondsystems com Page 8 2 FUNCTIONAL OVERVIEW 2 1 Block Diagrams Figure 1 shows Pluto s functional blocks including circuitry contained on both the Pluto baseboard and the ETX CPU module As indicated in the block diagram the baseboard circuitry primari
26. ion of these signals RESET 1 2 GND DATA7 3 4 DATA8 DATA6 5 6 DATA9 DATA5 7 8 DATA10 DATA4 9 10 DATA11 DATA3 11 12 DATA12 DATA2 13 14 DATA13 DATA1 15 16 DATA14 DATA0 17 18 DATA15 GND 19 20 N C DREQ 21 22 GND IOW 23 24 GND IOR 25 26 GND IRDY 27 28 IDSEL ACK 29 30 GND IRQ 31 32 N C AD1 33 34 ATA66 DETECT AD0 35 36 AD2 CS 2 37 38 CS 3 ACT 39 40 GND 5V 41 42 5V GND 43 44 GND Pluto User Manual A4 www diamondsystems com Page 25 4 10 Infrared Interface IR1 Connector IR1 provides a bidirectional serial data interface for use with an external infrared transceiver 1 5V 2 unused 3 Receive Data 4 GND 5 Transmit Data 4 11 LCD Inverter Interface INV1 Connector INV1 provides 12V and backlight control signals for use with an external LCD panel The 12V power supplied to this connector passes through from the Pluto Baseboard s DC Power input connector PWR1 The backlight power on off pin is controlled by the display controller chip on the attached ETX CPU module according to power management control configured via the BIOS Setup and the operating system in use The effect of the brightness control signal will vary according to the LCD panel and backlight inverter board being used Note The control signals BLON BIASON on this connector s pins are routed f
27. luto Cable Kit is required for connecting between LPT1 and a floppy drive when the interface is configured for floppy mode Note The signals on this connector s pins are defined by the attached ETX CPU module Please refer to the particular ETX module s user manual for further details on the definition and utilization of these signals STROBE 1 14 AFD PTD0 2 15 Error PTD1 3 16 INIT PTD2 4 17 SLIN PTD3 5 18 GND PTD4 6 19 GND PTD5 7 20 GND PTD6 8 21 GND PTD7 9 22 GND ACK 10 23 GND Busy 11 24 GND PE 12 25 GND Select 13 26 N C Pluto User Manual A4 www diamondsystems com Page 31 4 20 COM1 COM4 RS 232 COMA COMB Connectors COMA and COMB each provide access to two of Pluto s four RS 232 compatible serial ports COM1 and COM2 are on COMA while COM3 and COM4 are on COMB Both connectors have identical pinouts COM1 COM3 and COM4 only support RS 232 signaling whereas COM2 supports RS 232 RS 422 and RS 485 under the control of a jumper option at JRS2 When configured for either RS 422 or RS 485 COM2 s serial interface becomes available at connector JCOM1 described later DCD 1 3 1 2 RXD1 3 TXD1 3 3 4 DTR 1 3 GND 5 6 DSR 1 3 RTS 1 3 7 8 CTS 1 3 RI 1 3 9 10 N C DCD 2 4 11 12 RXD2 4 TXD2 4 13 14 DTR 2 4 GND 15 16 DSR 2 4 RTS 2 4 17 18 CTS 2 4 RI 2 4 19 20 N C 4 21 VGA Video Out
28. ly comprises interface connections and additional LAN and serial I O while the ETX module integrates the system s core embedded PC functionality Although ETX CPU module processors and precise functions vary between specific modules the block diagram of a typical ETX CPU module appears in Figure 3 Figure 2 Pluto Functional Block Diagram IrDA Pluto User Manual A4 www diamondsystems com Page 9 Figure 3 Typical ETX CPU Module Functional Block Diagram Pluto User Manual A4 www diamondsystems com Page 10 2 2 Baseboard Dimensions Figure 4 shows the overall dimensions of the Pluto baseboard Figure 4 Baseboard Dimensions Pluto User Manual A4 www diamondsystems com Page 11 2 3 Baseboard Connectors and Jumpers The diagram in Figure 5 illustrates the position of interface and bus connectors and configuration jumpers located on the top side of the Pluto baseboard Pluto s ETX CPU module plugs into four high density connectors on the baseboard s bottom side and is secured via screws and standoffs to the baseboard s four corner mounting holes Figure 5 Baseboard Connectors and Jumpers Pluto User Manual A4 www diamondsystems com Page 12 2 4 Interface Connector Summary The following table summarizes the functions of Pluto s interface utility and power connectors The table also identifies which major subsystem ETX CPU module or Pluto baseboard provides the electronics associated with each c
29. nector on the baseboard KBM1 USB1 or USB2 Then plug the keyboard and mouse interface cables into the mating connectors on the Pluto interface cables 3 2 3 Mass Storage Devices Next connect Pluto to IDE or SATA hard drive and CD ROM drives Depending on the ETX CPU module attached to your Pluto boardset Pluto can operate with a combination of both IDE and SATA drives both hard drives and CD ROMs and can boot from any of them IDE drives For IDE drive connection plug the 40 conductor IDE flat ribbon cable from the Cable Kit into IDE1 of the Pluto baseboard and plug the IDE cable s female connectors into either or both drives male data connectors If an IDE hard drive is used jumper the drive as the Master IDE device using a jumper block on the drive consult the drive s documentation for details If a second drive is to be connected to the IDE interface cable be sure to jumper it as the IDE Slave device SATA drives For SATA drive connection plug the SATA interface cable from the Cable Kit into one of the SATA connectors on the ETX CPU module Refer to the ETX module s User Manual for details on its SATA interface support and connector location 3 2 4 Connecting Power Depending on your Pluto setup s power requirements attach the tinned wires of either the 2 wire 5V only or 4 wire 5V and 12V DC power cable assemblies items 11 and 12 to the power input terminal block PWR1 on the ba
30. o Baseboard Refer to the ETX CPU module s user manual for further details 3 3 2 Operating System Drivers Depending on the operating system to be installed on your Pluto setup it may be necessary to install software drivers for on board interface controllers The driver requirements if any will depend on both the Pluto Baseboard and the attached ETX CPU module Drivers for Windows XP and Linux 2 6 if required are included on the Software and Documentation CD that is included in the Pluto Development Kit This software is also available for download from Diamond s website Pluto User Manual A4 www diamondsystems com Page 18 4 INTERFACE CONNECTOR DETAILS This section describes the functions associated with the Pluto baseboard s PC 104 Plus bus expansion stack utility I O interface and power connectors in greater detail Section 3 1 1 contains a list of ready to use interface cables included in Diamond s Pluto Cable Kit Many of the signals present on Pluto s interface connectors are derived directly from signals on the attached ETX CPU module s high density ETX bus connectors Please refer to the particular ETX module s user manual for further details on the definition and utilization of these signals Additional information on these signals appears in the ETX 3 0 specification which is available from the ETX Industrial Group s website http www etx ig de specs specs php Also available from that site is the lates
31. onnector Signal functions relating to all of Pluto s interface connectors are discussed in greater detail in Section 4 of this document Diamond offers an optional Pluto Cable Kit which provides mating cable assemblies for most of Pluto s I O interface connectors The table below indicates which of Pluto s interfaces connectors are supported by the Pluto Cable Kit Interface Function Connector Designation Associated Subsystem Supported by Cable Kit Audio AUDIO1 ETX module Yes COM1 COM4 RS 232 COMA COMB ETX and baseboard Yes COM2 RS 422 485 JCOM1 ETX and baseboard No CompactFlash Socket CFD1 ETX module n a DC Power Input PWR1 Various Yes Digital I O DIO1 Pluto baseboard No Ethernet LAN Interfaces LAN1 LAN2 ETX module Yes Ethernet Status LEDs LANLED1 LANLED2 ETX and baseboard No Fan Power FAN1 FAN2 ETX module No IDE IDE1 ETX module Yes Infrared Interface IR1 ETX module No LCD Inverter Interface INV1 Pluto baseboard No LCD LVDS Out LVDS1 ETX module No PC 104 Plus ISA bus CONA1 ETX module n a PC 104 Plus PCI bus PC104 ETX module n a Printer Floppy LPT1 ETX module Yes PS 2 Keyboard Mouse KBM1 ETX module Yes SATA interfaces SATA1 SATA2 On ETX module Yes Serial Digital Video Output SDVO On ETX module No TV Out TV1 ETX module Yes USB1 USB4 USB1 USB2 ETX module Yes Utility Signals JFRT1 ETX and baseboard No VGA Video
32. orm factor physical and electrical 1 2 Pluto Baseboard Features Additional Ethernet interface 10 100Base T port Realtek 8103EL 2 additional RS 232 serial ports Digital I O 8 logic level digital inputs and outputs On board piezoelectric PC speaker ATX style power input and system control On board RTC backup battery ETX COM socket on bottom conforms to ETX v3 0 specification I O connectors provided for all system I O On board CompactFlash socket configurable as IDE Master or Slave On board PC 104 Plus socket supports ISA and PCI expansion buses Operating temperature 20 C to 71 C 2 F to 160 F or 40 C to 85 C 40 F to 185 F Form factor ETX footprint 4 5 x 3 7 in Pluto User Manual A4 www diamondsystems com Page 7 1 3 Software Compatibility Pluto s operating system compatibility is a function of both the Pluto baseboard and the specific ETX CPU module attached to it The baseboard and has been qualified for use with Windows XP XPe and Linux 2 6 The OSes supported by the ETX CPU module vary according to the specific ETX module used Consult the appropriate ETX CPU module s user manual for details on its OS support 1 4 Thermal Considerations and Heatspreader Pluto models based on the Intel E3845 CPU specified for an operating temperature range of 40oC to 85oC Models with the AMD G Series CPUs are specified for an operating temperature range of 20oC to 71oC Diamond Systems prov
33. pply problems described below To avoid this type of failure only perform assembly operations when the system is powered off Sometimes boards are stored in racks with slots that grip the edge of the board This is a common practice for board manufacturers However our boards are generally very dense and if the board has components very close to the board edge they can be damaged or even knocked off the board when the board tilts back in the rack Diamond recommends that all our boards be stored only in individual ESD safe packaging If multiple boards are stored together they should be contained in bins with dividers between boards Do not pile boards on top of each other or cram too many boards into a small location This can cause damage to connector pins or fragile components Power supply wired backwards Our power supplies and boards are not designed to withstand a reverse power supply connection This will destroy each IC that is connected to the power supply In this case the board will most likely will be unrepairable and must be replaced A chip destroyed by reverse power or by excessive power will often have a visible hole on the top or show some deformation on the top surface due to vaporization inside the package Check twice before applying power Board not installed properly in PC 104 stack A common error is to install a PC 104 board accidentally shifted by 1 row or 1 column If the board is installed incorrectly it is possible
34. res comprise functions provided by the Pluto baseboard top board in stack shown in Figure 1 along with functions implemented on the attached ETX computer on module COM macrocomponent bottom board in stack along with a heat spreader or heatsink mounted on the bottom Pluto User Manual A4 www diamondsystems com Page 6 1 1 ETX Computer on Module COM Features Note The ETX COM features listed here are typical Refer to the appropriate ETX CPU module s user manual for detailed specifications Processor Choice of AMD Fusion G Series G T56N or G T40N CPUs or Intel E3845 quad core Bay Trail CPU RAM 200 pin SO DIMM socket supports up to 8GB DDR3 SDRAM Graphics VGA CRT interface LCD flat panel interface LVDS provides LCD backlight control signals TV output SDVO interface connector directly on ETX module Audio AC 97 CODEC mic in line in out signals 1 IDE interface Supports two devices Master Slave Usable in PIO or UDMA mode 2 SATA Serial ATA interfaces Support one device each Connectors directly on ETX COM module Floppy parallel port shared interface Ethernet interface 1 10 100Base T port Realtek 8103EL 2 serial ports 1 RS 232 422 485 1 RS 232 only Keyboard mouse PS 2 ports USB also usable for keyboard mouse 4 USB 2 0 ports Other SMbus IrDA serial interfaces PC speaker interface watchdog timer Dual system expansion buses 16 bit ISA and 32 bit PCI ETX 3 0 compliant f
35. rom the attached ETX CPU module s ETX3 connector Please refer to the particular ETX module s user manual for further details on the definition and utilization of these signals 1 12V 2 GND 3 BLON 4 BIASON 5 GND Signal Name Signal Function Direction BLON LCD backlight power on off Output BIASON LCD brightness control Output 12V LCD backlight inverter power Output GND Ground n a Pluto User Manual A4 www diamondsystems com Page 26 4 12 LCD LVDS Out LVDS1 Connector LVDS1 provides access to LVDS low voltage differential signaling display interface signals that originate Pluto s ETX CPU module Each clock and data signal consists of a differential pair e g TX1CLK and TX1CLK VDD is either 3 3V or 5V depending on the setting of a configuration jumper JVLCD1 on the Pluto Baseboard Note The signals on this connector s pins are defined by the attached ETX CPU module Please refer to the particular ETX module s user manual for further details on the definition and utilization of these signals VDD 2 1 VDD TX2CLK 4 3 TX1CLK TX2CLK 6 5 TX1CLK GND 8 7 GND TX2D0 10 9 TX1D0 TX2D0 12 11 TX1D0 GND 14 13 GND TX2D1 16 15 TX1D1 TX2D1 18 17 TX1D1 GND 20 19 GND TX2D2 22 21 TX1D2 TX2D2 24 23 TX1 D2 GND 26 25 GND TX2D3 28 27 TX1D3 TX2D3 30 29 TX1 D3 Pluto User Manual A4 www d
36. seboard 12V DC power input is not required by either the Pluto baseboard or the attached ETX CPU module it is only needed if required by add on or external devices including Modules plugged into the PC 104 Plus socket that require 12V from the ISA or PCI buses An external LCD backlight power supply powered by connector INV1 An auxiliary cooling fan powered with 12V through connector FAN2 External circuitry obtaining 12V power via DIO1 the Digital I O port Pluto User Manual A4 www diamondsystems com Page 17 After attaching the desired DC power cable 2 or 4 wire to the Pluto baseboard s power input terminal block plug the power cable s 4 pin male connectors into the female connector an ATX style or equivalent power supply s 5 25 inch disk drive power cable Connect additional disk drive power cables from the power supply to the system s IDE or SATA disk drives 3 2 5 Installing Pluto in an Enclosure Install the Pluto single board computer in an enclosure that has an appropriate mounting hole pattern 2 8 square Pluto s heatspreader has four 6 32 threaded holes on 2 8 centers for mounting Select four 6 32 threaded screws of the proper length and head type to work with your enclosure Allow a minimum of 0 20 and maximum of 0 30 screw length for insertion into Pluto s heatspreader The total screw length will depend on the thickness of your enclosure wall 3 3 Booting the System Power
37. t ETX Design Guide which provides further details on the ETX connector signal functions and interface considerations Several other relevant specifications are referenced below 4 1 PC 104 Plus stacking location CONA1 PC104 These connectors accommodate the addition of either PC 104 ISA bus only PC 104 Plus ISA and PCI buses or PCI 104 PCI bus only modules on top of the Pluto baseboard Specifications and other details on all three of these expansion module standards are available from the website of the PC 104 Consortium http www pc104 org 4 1 1 PC 104 Plus ISA Bus CONA1 The 64 and 40 pin header connectors in location CONA1 carry the PC 104 Plus expansion stack location s 104 pin ISA bus signals These signals generated by Pluto s ETX CPU module are essentially identical in function and signaling to those of the 16 bit PC AT bus except for the physical design A 64 pin header incorporates the 8 bit PC bus connector signals while a 40 pin header incorporates additional signals associated with the full 16 bit PC AT bus The signal names and functions for CONA1 are listed in the table on the following page Note The Pluto baseboard does not provide a means for supplying 5V or 12V DC power to the PC 104 Plus ISA bus Most PC 104 and PC 104 Plus modules do not require these voltages to be supplied by the bus Pluto User Manual A4 www diamondsystems com Page 19 IOCHCHK A1 B1 GND GND C0
38. thernet controller located on the Pluto Baseboard while LANLED1 supports ETX CPU module s controller Both connectors have identical pinouts Activity LED 1 2 Activity LED Link LED 3 4 Link LED 4 8 Ethernet LAN Interfaces LAN1 LAN2 Connectors LAN1 and LAN2 carry the data signals from Pluto s two 10 100Mbps Ethernet interfaces LAN1 is associated with the Ethernet controller located on the ETX CPU module while LAN2 provides the interface to an Realtek 8103EL controller located on the Pluto Baseboard Connectors LANLED1 and LANLED2 may optionally be used for adding LAN status LEDs to either or both Ethernet ports Connectors LAN1 and LAN2 have identical pinouts TX 1 2 TX RX 3 4 unused unused 5 6 RX unused 7 8 unused GND 9 10 Key Pluto User Manual A4 www diamondsystems com Page 24 4 9 IDE IDE1 Connector IDE1 carries the Primary IDE port signals from the ETX CPU module This port can be used for connection of two drives configured as IDE Master and Slave daisy chained on a single 44 conductor ribbon cable The Pluto Baseboard s CF socket CFD1 which connects in parallel to this set of signals can be configured via jumper JCFD1 to be either the Master or Slave IDE device Note The signals on this connector s pins are defined by the attached ETX CPU module Please refer to the particular ETX module s user manual for further details on the definition and utilizat
39. up the VGA video monitor Then power up the system power supply Pluto should begin its boot up sequence immediately as evidenced by BIOS messages on the connected VGA display You can run the BIOS Setup utility and proceed to install an operating system on the boot drive just as you would on a normal desktop PC Note This process may vary according to the specific ETX CPU module attached to Pluto s bottom side Please refer to the particular ETX module s user manual for further details 3 3 1 BIOS Setup The Pluto ETX CPU module s BIOS ROM provides a wide range of configuration options When you power up Pluto for the first time you should immediately enter the BIOS Setup utility in order to adjust BIOS settings to match your system s peripheral devices and other requirements and to configure various other hardware and software parameters Options configurable via Setup typically include Number and type of mass storage devices Boot device priority Video display type and resolution IDE serial and parallel interface modes and protocols PCI and PnP configuration Power management setup Automatic power up after LAN connection RTC alarm power resumption etc System monitoring and security functions The precise configuration options available via the BIOS Setup utility and the specific keystroke sequence required to launch Setup on power up vary according to the specific ETX CPU module attached to the Plut
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