IBM CMX58886CX manual

® “ Accessin g the Analog W orld” ® An ISO9001:2000 Company www . rt d .c o m CMX58886CX cpuM o dules™ User ’ s Ma nual BDM-610000050 Revision A PRE LIMI NARY[...]

ii CMX58886CX cpuModule BDM-610000050 Rev A CMX58886CX cpuModules™ User’ s Manual R TD Do cument Number : BDM-610000050 Revision A Copyright © 2006 R TD Embe dded T echnologies , Inc . All rights reser ved. T rademarks Advanced Digital I/O, aDIO, a2DIO, Aut o nomous Smart Cal, cpuMo dule, dspFramework , dspMo dule, IDAN, HiDAN, HiDANplus, “M[...]

® “ Accessin g the Analog W orld” ® www . rt d .c o m An IS O9001:2000 Company CMX58886CX cpuMo dul es™[...]

iv CMX58886CX cpuModule BDM-610000050 Rev A[...]

BDM-610000050 Rev A :v T able of Contents Chapter 1 Introduction CMX58886CX cpuMo dules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Thermal Monitor and Thermal Thr o ttling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

vi CMX58886CX cpuModule BDM-610000050 Rev A Batte ry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 SVGA Video Connec tor (CN18) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

BDM-610000050 Rev A :v i i multiP or t : Advanced Digital I/O Ports (aDIO™) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Digital I/O Re gister Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

viii CMX58886CX cpuModule BDM-610000050 Rev A NVR AM Updates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 Bo ot Device Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

BDM-610000050 Rev A Chapter 1: Introduct ion 1 Chapter 1 Intro duc tion This manual pr ovid es comprehe nsive hardware and software information for users developing with the CMX58886CX PC/104- Plus cpuMo dul e. This manual is organize d as f ollows : Note Read the s pecifications beginni ng on p age 10 prior to designing wit h the cpuModule. Chap t[...]

2 CMX58886CX cpuModule B DM-610000050 Rev A CMX58886CX cpuMo dules R TD's CMX58886CX cpuMo dule represents the latest in hi gh-performance emb edd ed computing solutions . It includ es 400 M Hz s ource -sy nchrono us Front Sid e Bu s (FSB), on-d ie 51 2kB L2 c ache , and dat a pre-f etch lo gi c. It uses a 333MHz DDR-S DR A M controller that c[...]

BDM-610000050 Rev A Chapter 1: Introduct ion 3 Thermal Monitor and Thermal Throt tling The Inte l ® Thermal Monitor is a feat ure on the CMX58886CX that a utomat ically throttles the CPU when t h e CPU exceeds it s thermal limit. The maximum temperat ure of the p roces sor is de f ined as the temp erature that the Therm al Mon itor is ac tivated. [...]

4 CMX58886CX cpuModule B DM-610000050 Rev A aDIO with W a ke-on-aDIO R TD’ s exclusive multiPort™ all ows the parallel po rt to b e configured as an Advance d Digital I/O (aD IO™), ECP/ EP P p a r a l l e l p o r t , o r a f l o p p y d r i v e . a D I O ™ i s 1 6 d i g i t a l bits configur ed as 8 bit -direction pr ogrammable and 8-bi t p[...]

BDM-610000050 Rev A Chapter 1: Introduct ion 5 Orde ring Inform ation The CMX58886CX cpuMo dule is available with a 1.0 GHz processor and 256 or 512 MB of DD R SDR A M. The cpuModule c an also b e purchased a s part of an Intelligen t Data Acquisit ion Node (IDA N™) building block, which consists of the cpuMo dule and a mi lled alum inum IDAN fra[...]

6 CMX58886CX cpuModule B DM-610000050 Rev A Board Feat ures • 1.0 GHz Intel C eleron M wit h thermal throttling – 400 MHz, s ource-synchronous F ront Side Bus –M a t h c o p r o c e s s o r • Suppor ts MMX and SSE2 instructions – Internal Ca che • L1 - 32KB of instruction and 32KB data; L2 - 512kB • 256 or 512 Mbytes B GA DD R SDR A M[...]

BDM-610000050 Rev A Chapter 1: Introduct ion 7 I/O • AC97 Aud io Sup p or t – Selectable Headphone or Line level out put – Line leve l input – Microphone input • Fast Ether net – Ether net Cont roller • Intel 82562 Fast Ethernet PCI Contr oll er • Integr ated 3KByte T r ansmit an d 3Kby te Receiv e FIF Os –P h y s i c a l L a y e [...]

8 CMX58886CX cpuModule B DM-610000050 Rev A • T wo USB 2.0 (Universal S erial Bus) Ports – Suppor ts 480 Mb/s (high-sp eed ), 12Mb/s (full- spee d), and 1.5Mbs (low sp ee d) p eripherals – 500 mA @ 5 V dc provided p er port – USB Boot capa bility • UltraDMA-100 / 66 / 3 3 Master Mo de PCI EIDE Controller – T ransfer rate up to 100MB/sec[...]

BDM-610000050 Rev A Chapter 1: Introduct ion 9 Blo ck Di ag r am The next figure shows a simplifie d blo ck diagram of t he CMX58886CX cpuMo dule. Figure 2 CMX58886CX cpuM odule Simplif ied Blo ck Dia gram Y ou can easily customize the cpuM odul e by stacking PC I-104 m odule s such as video controllers, modems , L AN contr o llers, or analog and d[...]

10 CMX58886CX cpuModule BDM-610000050 Rev A Specif ic ations Ph ysical Characteristics • Dimensions: 117mm L x 97mm W x 15mm H (4.6"L x 3.8"W x 0.6"H) • W eight : Approximately 0.19 Kg (0.40 lbs.) • PCB: 14-layer , mixed surface-mount and thru-hole Po w e r Co n s u m p t i o n Exac t power consumption depends on the actual app[...]

BDM-610000050 Rev A Chapter 1: Introduct ion 11 Electrical Characteristics The table below lists the Ele ctrical Characteristics of the CMX58886CX. Operating outside of thes e parameters may caus e p ermanent d amage to the cpuM o dule . T able 4 Electrical Ch arac teristics Symb ol Pa ra me ter Te s t C o n d i t i o n Min. Max. PCI V OH Outpu t V[...]

12 CMX58886CX cpuModule BDM-610000050 Rev A SVGA Por t V OH Outpu t V o ltage High HSYNC, VSYNC I OH = –32.0 mA 3.8 V 5.0 V V OL Output V oltage Low HSYNC, VSYNC I OL = 32.0 mA 0.0 V 0.55 V V OH Outpu t V o ltage High DDC_* I OH = –4.0 mA 2.4 V 3.3 V V OL Output V oltage Low DDC_* I OL = 8.0 mA 0.0 V 0.4 V V IH Input V o ltage High DDC_* — 2.[...]

BDM-610000050 Rev A Chapter 1: Introduct ion 13 Cont a c t I nfo r mati on RT D Em b e d d e d T e c h n o l o g i e s , I n c . 103 Innovation Blvd. State College, P A 16803-0906 USA Pho ne : +1-814-234-8087 Fax : +1-814-234-5218 E-mail :s a l e s @ r t d . c o m techsupp ort@r td.com Intern et :h t t p : / / w w w . r t d . c o m[...]

14 CMX58886CX cpuModule BDM-610000050 Rev A[...]

BDM-610000050 Rev A Chapter 2: Getting Started 15 Chapter 2 Get ting Star ted For many users , the factor y configuration of the CM X58886CX cpuMo dule can b e used to get a P C/104 system operational. Y ou can get your system up and running qu ickly by following the simple steps describe d in this chapter , which are: 1. C onnect power . 2. C onne[...]

16 CMX58886CX cpuModule BDM-610000050 Rev A Connec tor Locations Figure 3 shows the connec tors and the A T A/IDE Disk Chip so cket of the CMX58886CX cpuMo dule. Figure 3 CMX58886CX C onnector Locations Note Pin 1 of each connector i s indicated by a white silk -screened sq uare on the top side of t he b oard and a squar e solder pad on the bottom [...]

BDM-610000050 Rev A Chapter 2: Getting Started 17 Powe r is normally supplied to t he cpuModule through the PCI bus connectors ( CN16 ). If you ar e placing the cpuModule onto a PC/104- Plus or P CI-104 sta ck that has a p ower supp ly , y ou do no t need to make additional connections to suppl y p ower . If you are using the cpuModule without a PC[...]

18 CMX58886CX cpuModule BDM-610000050 Rev A Connec ting th e Utility Cable The multi-function c onn ector ( CN5 ) implemen t s the following in terfaces: • PC/A T compat ible keyboar d • PS/2 mo use port • Speaker p ort (0.1W output) • Hardwar e Reset input • Batter y input for Real T ime Cl ock • So ft Power Button input T o use these [...]

BDM-610000050 Rev A Chapter 2: Getting Started 19 • PCI bus expansion card power • PCI bus signaling levels Slot Selection S witc hes Unl ik e PC/1 04 card s, PC/1 04- Plus and PCI-104 expansion cards have a "slot" selection switch or jumpers . In total, ther e are 4 PCI cards t hat can be stacked ont o the cpuModule with switch posit[...]

20 CMX58886CX cpuModule BDM-610000050 Rev A Bo oting the CMX58886CX cp uMo dule for the First Time Y ou can now apply power to the cpuModule. Y ou will see: • A greeti ng message from the VGA BIOS (if the VGA BI OS has a sign-on mess age) • The cpuModule BIOS version information • A message requesting you pr ess Delete to enter the Setup prog[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 21 Chapter 3 Connec ting the cpuMo dul e This chapter pr ovide s information on all CMX58886CX cpuModul e connectors. Connector Locati ons —p a g e 2 2 Auxiliar y Pow er (CN3 ) —p a g e 2 4 Utility Por t Connect or (CN5) —p a g e 2 6 SVGA V ide o Connector (CN18) —p a g e 2 9 L VDS F[...]

22 CMX58886CX cpuModule BDM-610000050 Rev A Connec tor Locations Figure 4 shows the connec tors and the A T A/IDE Disk Chip so cket of the CMX58886CX cpuMo dule. Figure 4 CMX58886CX C onnector Locations Note Pin 1 of each connector i s indicated by a white silk -screened sq uare on the top side of t he b oard and a squar e solder pad on the bottom [...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 23 T able 6 CMX58886CX Ba sic Connec tors Connec tor Fun c ti o n Size CN3 Auxiliary Power 12-pin CN4 Bridge Link 4-pin CN5 Utility Port 10-pin CN6 multiPort 26-pin CN7 Serial Port 1 (C OM1) 10-pin CN8 Serial Port 2 (C OM2) 10-pin CN9 Res erv ed 1 0-pin CN10 EIDE Connec tor 44-pin CN11 Audi [...]

24 CMX58886CX cpuModule BDM-610000050 Rev A Auxiliary P ower (CN3) Power can be conveyed to the modul e either thr ough the PCI-104- Plus bus ( CN16 ) or thro ugh th e Aux iliar y Powe r connector ( CN3 ). The cpuMo dule only requires +5 V DC and gr ound for operation; howeve r , other modules in the system ma y requir e +12 V DC , –12 V DC , and[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 25 Facing the c onnector pins, the pinout of the Auxiliary P ower connector is: Po w e r Su p p l y P r o t e c t i o n The cpuModule has prot e ction circuit r y that helps pr even t d a ma g e d u e t o p ro b l e ms w i t h t h e + 5 V s u p p l y, s u c h as reversed p olarity, overvolta[...]

26 CMX58886CX cpuModule BDM-610000050 Rev A Utility Por t Connec tor (CN5) The utili ty po rt connec tor implements the following functions: • PC/A T compat ible keyboard port • PS/2 mo use port • Speaker p ort (0.1W output) • Hardwar e Reset input • Batter y input for Real T ime Cl ock • So ft Power Button input T able 8 provides the p[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 27 Key b o a rd A PS/2 compatible keyboard can b e connected to the multi-function connector . Usually PC keyboards come with a c abl e endin g with a 5 -pin ma le P S/2 co nnec tor . T able 9 lists the relationsh ip b etw een the multi- fun ctio n connector pins and a standard PS/2 keyboard[...]

28 CMX58886CX cpuModule BDM-610000050 Rev A Bat t er y Pin 9 of the mul ti-function connector is the connection for an external backup batter y . This batter y is use d by the cp uMo dule when sy stem pow er is remove d in order to pres er ve th e date and time i n the real tim e clo ck . Conne cting a battery is on ly require d to maintain ti me w[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 29 SVGA Vide o Connec tor (CN18) T able 11 pro vides the pinout of the video c onnector . Facing the connector pins of the SVGA Video connector ( CN18 ), the pinout is: T able 11 SVG A Video Co nnec tor (CN18) Pin Signal Fun c ti o n In/Out 1V S Y N C V e r t i c a l S y n c o u t 2 H SYNC H[...]

30 CMX58886CX cpuModule BDM-610000050 Rev A The following table lists the supported video resolutions. Ta b l e 1 2 S V G A V i d e o R e s o l u t i o n s Resolution Colors Ref resh Ra tes 640 x 480 16, 256, 64k , 16M 60, 70, 72, 75, 85, 100, 120 Hz 720 x 480 256, 64k , 16M 60 Hz 720 x 576 256, 64k , 16M 50 Hz 800 x 600 16, 256, 64k , 16M 60, 70, [...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 31 L VD S Flat Panel Video Conne c tor (CN19) T able 13 provides the pinout of the Flat Panel Video conne ctor ( CN19 ). FP_VCC can be either +5 V or +3.3 V , and is selected with jumper JP8 . F P _ V B K LT c a n b e e i t h e r + 5 V o r + 1 2 V, a n d c a n b e s e l e c t e d w i t h JP9[...]

32 CMX58886CX cpuModule BDM-610000050 Rev A EIDE Connec tor (CN10) The EIDE connector is a 44-pin, 2 mm conne ctor that can connect to a variety of EID E or IDE devices . The co n n e c to r pr ov i d es a l l s i g na ls a n d p ow e r n e e d e d to u s e a 2. 5 -i n ch f o rm f a c to r ( l ap to p ) ha rd d ri v e . Al s o , th e f ir s t 40 pi[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 33 A T A/ID E Disk Chip So cke t (U16) Th e A TA/ I D E D i s k C h i p s o c k e t i s a 3 2 - p i n s o c k e t t h a t s u p p o r t s + 3 . 3 V o r + 5 V m i n i a tu r e AT A / I D E f l a s h d i s k c h i p s . The so cket al lows a true ID E d evice to b e at tache d to th e bo ard w[...]

34 CMX58886CX cpuModule BDM-610000050 Rev A Seria l P or t 1 (CN7) and Seri al P o r t 2 (CN8) Serial Port 1 (COM1) is implemented on connector CN7 , and S erial Port 2 is implem ented on conne ctor CN8 . The serial por ts are normally configured as PC compatible full-duplex R S -232 por ts, but you may use the Setup program to reconfigure t hese p[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 35 Facing the serial p or t’ s conn ector pins, the pino ut is: RS- 4 2 2 o r RS- 4 8 5 Se ri al P ort Y ou may use S etup to configure the serial p or ts as R S -422 or R S -48 5. In this cas e, yo u must connec t the serial por t to an RS -422 or R S -485 compatible d evice. When using R[...]

36 CMX58886CX cpuModule BDM-610000050 Rev A R S -422 and R S -485 Mo de Pinout T able 21 provides the serial port connec tor pinout when RS -4 22 or RS -485 m od es are enabled. Facing the serial p ort connec tor , the pinout is: T able 21 S erial Port in RS -422/485 Mo de Pin Signal Fu nc t io n In/Out DB-9 1 — Da ta C arrier Detect — 1 2— D[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 37 multiP or t™ (CN6) R TD’ s exclusi v e multiP or t can be configured as an Advanced Digital I/ O (aDIO™) , a paral l el port, or a floppy dri ve. Refer to Chapter 4, Using the cpuModule , to configure the multiP ort . multiP or t Conf igured a s an Advanced Di git al I/O (aDIO™) P[...]

38 CMX58886CX cpuModule BDM-610000050 Rev A multiP or t Conf igured a s a Parallel P o r t The parallel port is available on conne ctor CN6 . M ake sure the mu ltiPort in the BI OS S etup is conf igured to parallel por t. Y ou can use the BIO S Setup to select the parallel por t’ s address and asso ciated int errupt, and choos e b etween it s ope[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 39 multiP or t Conf igured as a Floppy Drive C ontroller The mul tiPort ( CN6 ) c a n b e c o n f i g u r e d to b e a f l o p p y d r i ve c o n t ro l l er. Th is c a n b e c o n f i g u re d i n th e B I O S S e tu p under Integrated Pe ripherals . For more information on configuring the [...]

40 CMX58886CX cpuModule BDM-610000050 Rev A USB 2.0 Connec tor (CN17) T wo USB 2.0 complian t connectors ar e available on connect or , CN17 . T able 25 provides the pinout of t he USB connector . Facing the c onnector pins, the pinout is: T able 25 USB Connec tor (CN17) Pin Signal Fun c ti on In/Out 1 VCC1 Supply +5 V to USB1 out 2 VCC2 Supply +5 [...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 41 Ethernet (10/100Ba s e- T and - TX) Connec tor (CN20) The functionality of the Ethernet port is bas ed on the Intel 82562 Fast Ethernet PCI cont roller . T able 27 provides the pinout of th e Etherne t connector . T able 26 Ethe rnet Co nnecto r (C N20) RJ-45 Pin 10-Pin DIL Pin Signal Fu [...]

42 CMX58886CX cpuModule BDM-610000050 Rev A Aud i o (CN 1 1) A full featur e d AC97 compliant audio por t is available on CN11. It provides a mono microphone input, stereo line level input, and a ster eo output that can be configured as line l evel or headphone level. The output is configured in th e BIOS setup uti lity . When used as a headphone o[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 43 PC/1 04- Plus PCI Bus (CN16) Connector CN16 carries th e signals o f the PC/1 04- Plus PCI bus. These signals matc h definitions of the PCI L ocal Bus specif ication Revision 2.1. T able 28 list the p inouts of the PC/104- Plus bus connec tor . T able 28 P C/104- Pl us Bus Sig nal Assignm[...]

44 CMX58886CX cpuModule BDM-610000050 Rev A PC/104- Pl us PCI Bus Signals The following are brief descriptions of the PC/104- Plus PCI bus signals. Addres s and Data AD[31:00] — Address and Da t a are multiplex ed. A bus tran saction consists of an address cycle followed by one or more data cycles. C/BE[3:0]# — Bus Command/Byte Enables are mult[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 45 Powe r Supplies and VIO +5 V — +5 V supp ly connected to PC/104 b us and auxiliar y p ower connector ( CN3 ) +5 V supplies. +12 V — +12 V supp ly connected to PC/104 bus and auxiliar y p ower connec tor ( CN3 ) +12 V supplies . –12 V — –12 V supp ly connected to P C/104 bus and [...]

46 CMX58886CX cpuModule BDM-610000050 Rev A Bridg e Link (CN4) The Bridge Link connector allows devices that r equires Legacy/ISA interrupts to in teface with the cpuModule. When ISA devices are in stalled in the system (via a PCI to ISA bridge card), the Bridge Link connector provides Legac y/ISA DMA request sign als, as well as a s erial interrup[...]

BDM-610000050 Rev A Chapter 3: Connectin g the c puModule 47 Exter nal Po wer Ma nagement (CN12) An exte rnal power manageme nt connector ( CN12 ) is availabl e for external de vices to wake the sy stem from low power states. Some low p ower modes requir e that +5 V s tandby power is applied to the cpuModule during the wake event. For mor e informa[...]

48 CMX58886CX cpuModule BDM-610000050 Rev A Fan P ower , Switche d (CN15) The swit che d fan p ower connector ( CN15 ) is an opt ional fan connect or whic h allows the sys tem t o p ower t he fan only when the processor temperatur e reaches high temperatur es . T o utiliz e this co nne cto r , refer to the The rmal Manageme nt section on p age 65. [...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 49 Chapter 4 Using the cpuM o dule This chapte r provides information for users who wish to develop their own applications programs for the CMX58886CX cpuMo dule. This chapter inclu des i nformation on the fo llowi ng topic s : The R TD En ha nc ed A M I B I OS —p a g e 5 0 Memory Map —p a g e[...]

50 CMX58886CX cpuModule BDM-610000050 Rev A The RTD E nh a n ce d A M I B I O S The R TD Enhanced A MI BIOS is soft ware tha t inte rfaces hardware-specific features of t he cpuMo dule to an operating syst em (OS). Physicall y , the BIOS soft ware is s tored in a Flash EP ROM on the cpuModule. Functions of the BIOS are divided int o two parts . The[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 51 Main Menu S et up Fi elds The following is a list of Main Menu Setup fields. P ower On S elf T est (POST) Codes Each P OST Code represen ts a series of events that take place in a syst em during the POST . If the POST fails during a particular PO ST Code, the system will not boot as exp ected. [...]

52 CMX58886CX cpuModule BDM-610000050 Rev A Booti ng to Boot Bl ock Fl ash wit h F ail Safe Boot RO M The Fail Safe Boot ROM is a minimal build of ROM-DOS™ lo cated inside a surf ace-mounted Boot Bl ock Flash chip. Boot Bl ock Flash is a write-pr otected fla sh device tha t contains the BIOS and ext r a room where the F ail S afe Boot ROM is stor[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 53 Memo r y Map The ISA portion of the cpuModul e addresses memory using 24 address lines. This allows a maximum of 2 24 locations, or 16 MB of memor y . T ab le 36 shows how memor y in th e fi rst meg aby te is allo c ated in the sy stem. Memory beyond the first megabyte can be acc essed in real [...]

54 CMX58886CX cpuModule BDM-610000050 Rev A I/O Address M ap As with all standard PC/104 boards, the I/O space is a ddr essed by 10 address lines (SA0– SA9). This allows 2 10 or 1024 distinct I/O addresses . Any add-on modules y ou install must therefore use I/O addresses in the range of 0–1023 (decimal) or 000–3FF (hex). T able 37 lists I/O [...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 55 Hardware Inter rup ts The CMX58886CX cpuMo dule supp ort s the standard PC inte rrupts listed in T able 38. Interrupts not in use by hardwar e on the cpuMo dule itself are listed as available. Similarly , if the op erating syst em is using APIC, more IRQs will be available. For exter nal d evic[...]

56 CMX58886CX cpuModule BDM-610000050 Rev A multiP or t : Advanced Di gi tal I/O Por ts (aDI O™) Ensur e that the BIOS set up has the multiP or t set to aDIO mode. Thi s board supports 16 bits of TTL/CMOS compatible digital I/O (TTL signaling). Use the BIOS s etup t o set the multiP ort into its aDIO mod e. These I/O li nes a re g rou ped in to t[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 57 Clea r Re gis ter : A read to this register Clears the IRQs and a write to this register set s the DI O-Compare, DIO- M ask , DIO-Control, Port 1, and Port 0 to zeros. A write to this register is used to clear the b oard. Por t 0 D ir e c ti o n R e g is t er : Wr iting a zero t o a bit in this[...]

58 CMX58886CX cpuModule BDM-610000050 Rev A Por t 1 D at a re g ister is a re ad /w ri te by te di rec ti o n Interrupt s In order to use an inte rrupt with aDIO, the int errupt must first be s elected in the BIOS setup utili ty under Advanced, I/O D evices , aDIO Confi guratio n, aDIO Inter rup t . The D igital I/O can use interrupts 3, 5, 6, 7, 1[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 59 Figu re 5 aDIO M atch M od e Strobe Mo de Anothe r int errupt mode supported by aDIO is Str ob e mode. This allows the s trobe pin of the DIO connector to trigger an inte rrupt. A low to high transition on th e str obe pin will caus e an interrupt reques t. The request will remain hi gh until t[...]

60 CMX58886CX cpuModule BDM-610000050 Rev A multiP or t : Parallel P o r t Control The parallel por t may be op erated in SPP (output -only), EPP (bidirectional), and ECP (extended cap abilities) modes. The mode may be selected in t he BIOS , or by application software. T o conf igu re the pa rall el po rt in the B IO S, enter the BI OS , an d foll[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 61 IDE Controller Conf ig uration The CPU’ s onboard EIDE connect or ( CN10 ) suppor ts several different dri ve speed mo des, which are BIOS configurable. Supp orted drive mo des will dep end on whether a 40-conductor or 80-conductor cable is connecting the EIDE device. The modes and cable dete[...]

62 CMX58886CX cpuModule BDM-610000050 Rev A Legacy Mode and Nat ive Mode IDE The onb oard EI DE co ntroller may b e conf igured as a eith er a Leg ac y or N ative Mo de IDE co ntroller in the BI OS Setup. However , the operating system must support the selected mo de for the device to operate corr ectly . The default configuration for the cont roll[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 63 Real Time Clock Contr ol The cpuModule is equipp ed with a real t ime clock (R T C) which provides system dat e and time functions, and also provides 128 non v olatile memory locations. The conte nts of these memor y loc ation s are r etained whenever an external backup batter y is connec ted, [...]

64 CMX58886CX cpuModule BDM-610000050 Rev A W atchdog Timer Cont rol The cpuModule includes a watchdog timer , which provides protection agains t programs "hanging", or getting st uck in an execution loop where t hey cannot respond correctly . When enabled, the watchdog timer must be perio dically reset by your application progr am. If it[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 65 Thermal Mana gement The cpuModule has se veral thermal fe atur es which c an be use d to monitor and cont rol the board’ s te mperatur e when extr eme op erating condit ions are prevalent. Thermal Monitor and Thermal Throt tling The Inte l ® Thermal Monitor is a feat ure on the CMX58886CX th[...]

66 CMX58886CX cpuModule BDM-610000050 Rev A Pow e r M a n a g e m e n t The CMX58886CX cpuModule supp orts various p owering mechanisms which allow the cpuMo dule to monitor power consumption and temperat ure, and achieve minial power consumption states. These unique feat ures include thermal monit oring and thermal thr ottling, as well as low powe[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 67 • Resume on RT C Alarm: The R T C Alarm allows th e syst em to t urn on at a certain time eve ry day . This option is BIOS c onf igurable. AT v s . AT X P o w e r S u p p l i e s Both A T and A TX p ower supplies may be us ed with the CMX58886CX cpuModule, however A T p ower supplies do not p[...]

68 CMX58886CX cpuModule BDM-610000050 Rev A Reducin g Power Consumptio n In addition to t he CPU’ s l ow power modes , po wer consumption can further be reduced by making some modif ications to the BIOS setup. Whe n the following feat ures are modified, the CPU’ s pow er consumpt ion will descrease: • Memory Speed: Changing the DDR DR AM clo [...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 69 Multi -Color LED The CMX58886CX has a Multi-Color LED loc ated beside the EIDE connec tor ( CN10 ) which c an be enabl ed or disabled in the BIOS setup screen. The color of the LED indicates th e status of the board, as shown in T able 49. The LED can also b e controlled manually by writing to [...]

70 CMX58886CX cpuModule BDM-610000050 Rev A .[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 71 Rese t S tatu s Reg ister The cpuModule has several different signals on board which can cause a system r eset. If a reset occurs, the reset status register can be used to see which reset or resets have been asserted on the cpuModule. The user has the ability to see which resets ha ve been asse[...]

72 CMX58886CX cpuModule BDM-610000050 Rev A T able 54 Rese t Statu s Des crip tion and Pr iorites I/O Address 457h Rese t Signal Rese t Priori ty 1 1. Wh en a r eset i s assert ed, all resets with a hi gher r eset pr iority wil l a lso be asse rted. F or exam ple, if t he sta ndb y powe r rese t is asserted , all ot her r ese ts wi ll a lso be asse[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 73 User EEPROM A 512kB s erial EEPRO M (Atmel A T93C66) is available on the cpuModule for the user to save nonvolat ile parameters on t he c puModule . The EEP ROM can be acce ssed by reading and writting to I/O addr ess 456h, as shown in the following table. T able 55 Us er EEPROM I/O Address 456[...]

74 CMX58886CX cpuModule BDM-610000050 Rev A F eatures and Set tings That Can A ffec t B o ot Time Th e b o o t t i m e o f a s y s t e m i s d e p e n d e n t u p o n n u m e ro u s s y s te m s e t ti n g s a s w e l l a s d e v i c e s a t t a c h e d t o a s y s t e m . . Th is sect ion ad dr esses some de vi ce s an d set ti ngs th at ca n in c[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 75 Syste m Re cov er y Loading D ef ault BIO S Set ting s The default BIOS can be rest ored ei ther by using the “Loa d Defaults ” option in the BIOS, or by installing jumper JP5 ( s e e F i g u r e 6 o n p a g e 8 1 ) . I n m o s t c a s e s , t h e e a s i e s t w a y t o l o a d d e f a u l[...]

76 CMX58886CX cpuModule BDM-610000050 Rev A Basic Int errupt Information for Programmers An interrupt is a subroutine call ed a synchronously by external hardware (usually an I/O device) during the execution of another application . The CPU halts execution of its curr ent process by saving the sys tem sta te and next instruction, and t h en jumps t[...]

BDM-610000050 Rev A Chapter 4: Using t he cpuModule 77 Intel 8259 Pr o grammable Inter rup t Controller The chip r esponsible for handling interrupt req uests in the PC is the Int el 8259 Programmable Interrupt Contro ll er . T o us e inte rru pt s , y o u n ee d to kn ow ho w to read an d s et th e In tel 8 25 9’ s inter ru pt ma sk reg ister (I[...]

78 CMX58886CX cpuModule BDM-610000050 Rev A[...]

BDM-610000050 Rev A Appendix A: Har dwar e Refer ence 79 App end ix A Hardw are Re ference This appendix provides information on CMX58886CX cpuMo dule hardware, including: Jumper Settings and Lo cations —p a g e 8 0 Onboard PCI Devices —p a g e 8 3 Physical Dimensions —p a g e 8 4[...]

80 CMX58886CX cpuModule BDM-610000050 Rev A Jumper S et ting s and Lo c ations Many cpuModule options are configured by positioning jumpers . Jumpers are labeled on the board as JP followed by a number . Some jump ers have t hree pins, allowing three settings: • Pins 1 and 2 connected (indicated as “1–2”) • Pins 2 and 3 connected (indicat[...]

BDM-610000050 Rev A Appendix A: Har dwar e Refer ence 81 Figure 6 CMX58 886CX Jumper and S older Blob Location s (top side) T able 57 CMX58886CX Jump ers Jumper Pi ns Fu nc t io n De fault JP1 2 Enable/di s able 120 Ω se ries term inati on to COM1 ( CN7 ) in R S -422/485 m odes open JP2 2 Enable/di s able 120 Ω se ries term inati on to COM2 ( CN8[...]

82 CMX58886CX cpuModule BDM-610000050 Rev A T able 58 CMX5888 6CX Sol der Blob s Solde r Blob Pos i ti o ns Fun c t io n Defau lt B1 3 C onnec t the PCI VI/O to either +3.3 V or +5 V pos iti on s 1 –2 : +5 V pos iti on s 2 –3 : +3.3 V pins 2–3 B2 2 Solder clos ed to connect USB ground to frame ground open B3 3S o l d e r j u m p e r B3 can co[...]

BDM-610000050 Rev A Appendix A: Har dwar e Refer ence 83 Onboard PCI Devices The CMX58886CX cpuModul e has several onboard PCI devices, all of which are list ed in the table below. Ta b l e 5 9 O n b o a r d P C I D e v i c e s Devi ce ID Ve n d o r I D Descript ion 103E 8086 L AN Controller 244E 8086 Hub to PCI Brid ge 24C0 8086 PCI to LPC Bridge [...]

84 CMX58886CX cpuModule BDM-610000050 Rev A P hysical Dimensions Figure 7 shows the mechanic al dime nsions of the CMX58886CX cpuMo dule. Figure 7 CMX58886CX Physical Dimensions (±0.005 inches)[...]

BDM-610000050 Rev A Appendix B: T roubleshootin g 85 App e ndix B T ro ub le sho o tin g Many problems you may encount er with op eration of your CMX58886CX cpuModule are due to common errors. This app endix in clude s the fo llowin g se ctio ns to help y ou get your system op erating properly. • Common pr oblems and solutions • T roublesho oti[...]

86 CMX58886CX cpuModule BDM-610000050 Rev A Common Problems and So lutions T able 60 lists some of the common problems you ma y encounter while using yo ur CMX58886CX cpuModule , and suggests possible s olutions. If you are ha ving problems with your cpuMo dule, review this table before con tacting R T D T echnical Supp ort. T able 60 T roublesh oo[...]

BDM-610000050 Rev A Appendix B: T roubleshootin g 87 Tr o u b l e s h o o t i n g a P C / 1 0 4 - Pl us Sy ste m If you have reviewed the preceding table and still c annot isolate the problem with your CMX58886CX cpuModule , pleas e try the following tr oubleshooting steps. Even if the r esulting information does not help you find the problem, it w[...]

88 CMX58886CX cpuModule BDM-610000050 Rev A How to Ob tain T echnic al Supp or t If after following the abov e steps, you still cannot re sol ve a problem with your CMX58886CX cpuMo dule, pl ease gather the f ollowing information: • cpuModule mo del, BIOS version, and s erial number • List of all boards in system • List of sett ing s from cpu[...]

BDM-610000050 Rev A Appendix C: IDAN™ Dimens ions and Pinout 89 Appendix C I D AN™ Dimensions and P inout cpuModules , like all other R TD PC/PCI-104 m odules , can b e pack aged in Intelligent Data Acquisition Node (IDAN) frames, which are milled alum inum frames with integr ated heat sinks and heat p ipes for fanless operation. R TD mo dules [...]

90 CMX58886CX cpuModule BDM-610000050 Rev A ID AN Dimensions and Connec tor s Figure 8 IDAN-CMX58886CX Connector s 9-pin D (male) modul e P/N: Adam T ech D E09PD mating P/N: Adam T ech DE09SD 25-pin D (female) mo dule P/N: Adam T e ch DB25SD mating P/N: Adam T ech DB25PD 6-pin mini-DI N (female) module P/N: Adam T ech MDE006W mating P/N: Adam T e c[...]

BDM-610000050 Rev A Appendix C: IDAN™ Dimens ions and Pinout 91 Exter nal I/O Connec tions T able 61 PS/2 Mouse — 6-Pin mini-DIN Conn ector (female) ID AN Pin # Signal Func t i on 1M D A T M o u s e D a t a 2R e s e r v e d — 3G N D G r o u n d 4 +5 V +5 Volts 5 MCLK M ouse Clo ck 6R e s e r v e d — T able 62 Keyboard — 6-Pin mini-DIN Con[...]

92 CMX58886CX cpuModule BDM-610000050 Rev A T able 63 COM1/C OM2 (R S -232 ) — 9-Pin D Connec tor (male) ID AN Pi n # Signal Fun c ti o n Mode 1 DCD Data Carrier Detect Input 2R X D R e c e i v e D a t a I n p u t 3 TXD T ransmit Data Output 4 DTR Data T erminal Ready Output 5 GND Ground — 6 DSR Data S et Ready Input 7 RTS Reque st T o Se nd Ou[...]

BDM-610000050 Rev A Appendix C: IDAN™ Dimens ions and Pinout 93 T able 65 multiPor t — 25-Pin D Conne ctor (fema le) ID AN Pi n # aDIO Port Parallel Port Floppy Por t CPU Pin # 1s t r o b e 0 S T B — 1 2P 1 - 0 P D 0 I N D E X # 3 3 P1-1 PD1 TRK0 # 5 4P 1 - 2 P D 2 W R T P R T # 7 5P 1 - 3 P D 3 R D A T A # 9 6 P1-4 PD4 DSKCHG 11 7P 1 - 5 P D[...]

94 CMX58886CX cpuModule BDM-610000050 Rev A T able 66 Panel — 25-Pin mini D Connec tor (f emale) ID AN Pin # Sig nal Nam e CPU Pin # 1L V D S _ Y A P 0 1 2 L VDS _DDC PCLK 3 3L V D S _ Y A P 1 5 4 L VD S_DDC PD A T A 7 5L V D S _ Y A P 2 9 6G N D 1 1 7L V D S _ C L K A P 1 3 8L V D S _ Y A P 3 1 5 9G N D 1 7 10 FP_BKL T 19 11 L VDS_YAM0 2 12 GND [...]

BDM-610000050 Rev A Appendix C: IDAN™ Dimens ions and Pinout 95 T able 67 SVGA — 15-Pin High D ensit y D Connec tor (f emale) ID AN Pin # Signal Func t i on CP U Pin # 1 Red Red Analog Output 4 2 Green Green Analog Output 6 3 Blue Blue Analog Output 8 4D D C C L K M o n i t o r C l o c k 3 5 GND Ground 9 6 GND Ground 9 7 GND Ground 9 8 GND Grou[...]

96 CMX58886CX cpuModule BDM-610000050 Rev A T able 68 USB — 9-Pin D Connec tor (mal e) ID AN Pin # Signal Fun c t io n Mode 1 VCC1 +5 V to USB1 ou tput 2 Data USB1– USB1 Data– inp ut/output 3 Data US B1+ USB1 Data+ input/out put 4G N D G r o u n d — 5G N D G r o u n d — 6 VCC2 +5 V to USB2 ou tput 7 Data USB2– USB2 Data– inp ut/output[...]

BDM-610000050 Rev A Appendix C: IDAN™ Dimens ions and Pinout 97 T able 70 Audio — 9-Pin D Conne c tor (female) ID AN Pin # Si gnal CPU Pin # 5M I C _ V R E F1 4G N D3 3L I N E _ I N _ G N D5 2G N D7 2G N D9 9M I C _ I N2 8 LINE_IN_LEF T 4 7 LINE_ IN_RIG HT 6 6O U T P U T _ L E F T8 1O U T P U T _ R I G H T 1 0[...]

98 CMX58886CX cpuModule BDM-610000050 Rev A[...]

BDM-610000050 Rev A Appendix D: A dditional Informat ion 99 Appendix D Addi tional Infor mation Appl ication Note s R TD offers many application notes that pr ovid e assistance with the unique fea ture set of the CMX58886CX cpuModule . For the lastest application not es, refer to th e R T D website. Drivers and Example Pr og rams T o o btai n the l[...]

100 CMX58886CX cpuModule BDM-610000050 Rev A[...]

BDM-610000050 Rev A Appendix E: Limited W arra nty 101 App endix E Limi te d W ar ra nt y R TD Embedde d T echnologies , Inc. warrants the hardwar e and so ftware products it manufactures and pr o duces to be free from defec ts in materials and workmans hip for one year following the date of shipment from R TD Embe dd ed T e chnol og ies , Inc. Thi[...]

102 CMX58886CX cpuModule BDM-610000050 Rev A[...]