Advantech PCA-6773 User Manual Download Page 9

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6.2.13 Exit Without Saving...................................................... 85

Figure 6.13:Quit without saving ................................... 85

Appendix A Programming the Watchdog Timer .............87

A.1

Supported Input Timing Modes ...................................... 88

Appendix B Installing PC/104 Modules ............................91

B.1

Installing PC/104 Modules.............................................. 92

Appendix C Pin Assignments .............................................95

C.1

ATX suspend power connector (CN24).......................... 96

C.2

Floppy connector (CN4).................................................. 97

C.3

Primary IDE Connector (CN3) ....................................... 98

C.4

CompactFlash connector(CN28)..................................... 99

C.5

LAN,RJ45 connector(CN18) ........................................ 100

C.6

USB1, 2 connector(CN25) ............................................ 100

C.7

USB 3, 4 connector(CN9) ............................................. 101

C.8

IR connector(CN13)...................................................... 101

C.9

LCD INV power connector(CN8)................................. 102

C.10

LCD Backlight connector(CN7) ................................... 102

C.11

DIO connector(CN15)................................................... 103

C.12

HDD, PWR LED connector & WDT output( CN6) ..... 103

C.13

LVDS connector(CN10) ............................................... 104

C.14

LPT connector(CN5)..................................................... 105

C.15

Extension Panel Connector (CN11) .............................. 106

C.16

COM 1, 2 Connector (CN21, CN20) ............................ 106

C.17

Audio I/F connector(CN12) .......................................... 107

C.18

D-SUB VGA connector(CN16) .................................... 107

C.19

Negative power input connector(CN22) ....................... 108

C.20

Keyboard and Mouse connector(CN26) ....................... 108

C.21

EXT_KB/Mouse connector(CN23)............................... 109

C.22

Main power connector (CN19) ..................................... 109

C.23

LCD connector(CN14).................................................. 110

C.24

PWR_SW connector(CN1) ........................................... 111

C.25

Reset connector(CN2) ................................................... 111

C.26

CPU Fan connector (FAN1).......................................... 111

Appendix D System Assignments .....................................113

D.1

System I/O Ports............................................................ 114

Table D.1 System I/O ports .......................................114

D.2

1st MB memory map..................................................... 115

Table D.2 1st MB memory map................................ 115

D.3

DMA channel assignments............................................ 115

Table D.3 DMA channel assignments ........................115

D.4

Interrupt assignments .................................................... 116

Summary of Contents for PCA-6773

Page 1: ...PCA 6773 ISA Intel ULV400 650 LV800 933 Slot PC CPU VGA LCD LVDS LAN CFC and PC 104 User s Manual...

Page 2: ...ational Inc VIA is a trademark of VIA Technologies Inc IBM PC AT PS 2 and VGA are trademarks of International Business Machines Corporation Intel and Pentium are trademarks of Intel Corporation Micros...

Page 3: ...M or disks for utility drivers and manual in PDF format 1 power cable p n 1703080101 1 PS 2 KB M cable p n 1700060202 1 COM port cable p n 1701140201 1 FDD cable p n 1701340705 1 EIDE cable p n 170140...

Page 4: ...at www advantech com where you can find the latest information about the product Step 1 Contact your distributor sales representative or Advantech s cus tomer service center for technical support if...

Page 5: ...d if not installed and used in accordance with the instruction manual may cause harmful interference to radio commu nications Operation of this device in a residential area is likely to cause harmful...

Page 6: ...PCA 6773 User s Manual vi...

Page 7: ...CompactFlash Card Connector 16 2 13 Floppy drive connector CN4 16 2 14 Primary IDE connector CN3 17 2 15 VGA LCD interface connections 18 2 16 USB connectors CN9 CN25 19 2 17 Ethernet configuration 20...

Page 8: ...tion verification 74 6 2 Award BIOS setup 75 6 2 1 Entering setup 75 Figure 6 1 BIOS setup program initial screen 75 6 2 2 Standard CMOS Features setup 76 Figure 6 2 CMOS Features setup 76 6 2 3 Advan...

Page 9: ...nnector CN15 103 C 12 HDD PWR LED connector WDT output CN6 103 C 13 LVDS connector CN10 104 C 14 LPT connector CN5 105 C 15 Extension Panel Connector CN11 106 C 16 COM 1 2 Connector CN21 CN20 106 C 17...

Page 10: ...PCA 6773 User s Manual x Table D 4 Interrupt assignments 116...

Page 11: ...Chapter 1 General Information 1 General Information This chapter gives background information on the PCA 6773 Sections include Introduction Features Specifications Board layout and dimensions CHAPTER...

Page 12: ...product uses a VIA TwisterT chip with Integrated Savage4 2D 3D Video Accelerator and supports 4X AGP VGA LCD interface and up to 8 16 32 MB frame buffer using system memory 9 12 18 24 36 bit TFT is al...

Page 13: ...rface 1x16 bit ISA Slot 1x PC 104 connector Battery Lithium 3 V 196 mAH Serial ports Two serial RS 232 ports COM1 RS 232 COM2 RS 232 422 485 RS 485 suppports AUTO flow USB 4 USB ports USB 1 1 complian...

Page 14: ...ss switchless setting 1 3 5 Mechanical and Environmental Dimensions L x W 185 x 122 mm 7 3 x 4 8 Power supply voltage 5 V 5 12V 5 Power requirements Max 5A 5V 201mA 12V with 128MB SDRAM Intel ULV 400...

Page 15: ...5 Chapter 1 General Information 1 4 Board layout dimensions Figure 1 1 Board layout dimensions component side...

Page 16: ...PCA 6773 User s Manual 6 Figure 1 2 Board layout dimensions solder side...

Page 17: ...chapter explains the setup procedures of PCA 6773 hardware including instruc tions on setting jumpers and connecting peripherals switches and indicators Be sure to read all safety precautions before...

Page 18: ...ces such as hard disk drives a keyboard or floppy drives The table below lists the func tion of each of the board s connectors Table 2 1 Jumpers Label Function JP1 CMOS clear JP2 Watchdog timer output...

Page 19: ...ector1 CN15 DIO connector CN16 D SUB VGA connector CN17 PC 104 CN18 LAN connector CN19 Main power connector CN20 COM2 CN21 COM1 CN22 Negative power input connector optional CN23 EXT_KB connector CN24...

Page 20: ...PCA 6773 User s Manual 10 2 3 Locating Connectors component side Figure 2 1 Jumper Connector Locations...

Page 21: ...11 Chapter 2 Installation 2 4 Locating Connectors solder side Figure 2 2 Connectors component side...

Page 22: ...o open a jumper you remove the clip Sometimes a jumper will have three pins labeled 1 2 and 3 In this case you would connect either pins 1 and 2 or 2 and 3 The jumper settings are schematically depict...

Page 23: ...system 2 Short pin 2 and pin 3 3 Return jumper to pins 1 and 2 4 Turn on the system The BIOS is now reset to its default setting Warning To avoid damaging the computer always turn off the power suppl...

Page 24: ...ations Setup involves one jumper and running the control software refer to Appendix A 2 8 1 Watchdog timer action JP2 When the watchdog timer activates CPU processing has come to a halt it can reset t...

Page 25: ...ck This is when the two handles have automatically locked the memory module into the correct position of the socket To remove the memory module just push both handles outward and the module will be ej...

Page 26: ...which can be enabled disabled via the BIOS settings 2 13 Floppy drive connector CN4 You can attach up to two floppy drives to the PCA 6773 s on board con troller You can use any combination of 5 25 36...

Page 27: ...DE controller uses a PCI interface This advanced IDE controller supports faster data transfer PIO Mode 3 or Mode 4 UDMA 33 66 100 mode 2 14 1 Connecting the hard drive Connecting drives is done in a d...

Page 28: ...the LCD bias voltage It is recommended that the LCD bias volt age not be applied to the panel until the logic supply voltage 5 V or 3 3 V and panel video signals are stable Under normal operation the...

Page 29: ...adapter cable if you Table 2 6 S1 Panel Type select SW 1 1 SW 1 2 SW 1 3 SW 1 4 Panel Type Resolution ON ON ON ON TFT 640x480 18bit H V Freq ON ON ON OFF TFT 648x480 18bit Synthetic ON ON OFF ON TFT 6...

Page 30: ...ized header CN18 2 17 2 Network boot The Network Boot feature can be utilized by incorporating the Boot ROM image files for the appropriate network operating system The Boot ROM BIOS files are include...

Page 31: ...s BIOS standard setup menu allows you to select All But Keyboard under the Halt On selection This allows no keyboard operation in embedded system applications without the system halting under POST 2 2...

Page 32: ...PCA 6773 User s Manual 22...

Page 33: ...ter details the software con figuration information It shows you how to configure the card to match your application requirements Award System BIOS will be covered in Chapter 4 Sections include Introd...

Page 34: ...popular LCD EL gas plasma flat panel displays and traditional analog CRT mon itors The optimized shared memory architecture supports an 8 16 32 MB frame buffer using system memory to provide resoluti...

Page 35: ...e made a mistake press N to abort and end the setup procedure Press Y if you wish to save the existing configura tion before changing it Then type the name under which you want to save the current con...

Page 36: ...PCA 6773 User s Manual 26...

Page 37: ...CHAPTER 4 PCI SVGA Setup Introduction Installation of SVGA drivers for Windows 95 98 Me for Windows NT 2000 XP Further information...

Page 38: ...ining complete IBM VGA compatibility Digital monitors i e MDA CGA and EGA are NOT supported Multiple frequency multisync monitors are handled as if they were analog monitors 4 1 2 Display memory The T...

Page 39: ...sing within your board 4 2 1 Installation for Windows 95 1 Select Start Settings Control Panel Display Settings and Advanced Properties Notes 1 The windows illustrations in this chapter are intended a...

Page 40: ...PCA 6773 User s Manual 30 2 Choose the Adapter tab then press the Change button 3 Press the Have Disk button...

Page 41: ...31 Chapter4 4 Type in the path D Biscuit 9577 VGA Win9x_Me 5 Select the highlighted item and click the OK button 9577...

Page 42: ...PCA 6773 User s Manual 32 6 S3 GraphicsTwister appears under the adapter tab Click the Apply button then the OK button 7 Press Yes to reboot...

Page 43: ...33 Chapter4 4 2 2 Installation for Windows 98 Me 1 Select Start Settings Control Panel Display and Set tings then press the Advanced button...

Page 44: ...PCA 6773 User s Manual 34 2 Select Adapter then Change...

Page 45: ...35 Chapter4 3 Press Next then Display a list 4 Press the Have disk button...

Page 46: ...PCA 6773 User s Manual 36 5 Insert the CD into the CD ROM drive Type in the path D Biscuit 9577 VGA Win9x_Me Then press OK 6 Select the highlighted item then click OK 9577...

Page 47: ...37 Chapter4 7 S3 Graphics Twister appears under the adapter tab Click the Apply button 8 Press Yes to reboot...

Page 48: ...Manual 38 4 2 3 Installation for Windows NT 1 Select Start Settings Control Panel and double click the Display icon Note Service Pack X X 3 4 5 6 must be installed first before you install the Window...

Page 49: ...39 Chapter4 2 Choose the Settings tab and press the Display Type button...

Page 50: ...PCA 6773 User s Manual 40 3 Press the Change button...

Page 51: ...41 Chapter4 4 Click the Have Disk button 5 Type the path D Biscuit VGA WinNT Press the OK button...

Page 52: ...PCA 6773 User s Manual 42 6 Select the highlighted item and click the OK button 7 Press Yes to proceed 8 Press OK to reboot...

Page 53: ...43 Chapter4 4 2 4 Installation for Windows 2000 1 Select System Settings Control Panel and double click the system icon...

Page 54: ...PCA 6773 User s Manual 44 2 Choose the Video Controller VGA Compatible button...

Page 55: ...45 Chapter4 3 Choose the Drive button press Update Driver button...

Page 56: ...PCA 6773 User s Manual 46 4 Choose Display a list of then press Next button 5 Choose Display adapters press Next button...

Page 57: ...47 Chapter4 6 Click the Have Disk button 7 Type the path D Biscuit 9577 VGA Win2000 press the OK but ton...

Page 58: ...PCA 6773 User s Manual 48 8 Press Finish to reboot 4 2 5 Installation for Windows XP 1 Select System Settings Control Panel and double click the system icon...

Page 59: ...49 Chapter4 2 Choose Hardware and Device Manager press OK button...

Page 60: ...PCA 6773 User s Manual 50 3 Choose Video Controller VGA Compatible press OK button...

Page 61: ...51 Chapter4 4 Choose Driver Update Driver press OK button 5 Choose Install from a list press Next...

Page 62: ...PCA 6773 User s Manual 52 6 Choose Don t search I will press Next button 7 Choose Display adapters press Next button...

Page 63: ...53 Chapter4 8 Type the path D Biscuit 9577 VGA WinXP then press OK but ton 9 Choose S3 Graphics Twister S3 Hotkey then press Next but ton 9577...

Page 64: ...Information For further information about the AGP VGA installation in your PCA 6773 including driver updates troubleshooting guides and FAQ lists visit the following web resources VIA website www via...

Page 65: ...CHAPTER 5 PCI Bus Ethernet Inter face This chapter provides information on Ethernet configuration Introduction Installation of Ethernet drivers for Windows 98 2000 NT Further information...

Page 66: ...t know which operating system you are using in your board Series and then refer to the corresponding installation flow chart Then just fol low the steps described in the flow chart You will quickly an...

Page 67: ...57 Chapter5 1 a Select Start Settings Control Panel b Double click Network 2 a Click Add and prepare to install network functions...

Page 68: ...PCA 6773 User s Manual 58 3 a Select the Adapter item to add the Ethernet card 4 a Click Have Disk to install the driver 5 a Insert the CD into the D drive b Fill in D Biscuit 9577 LAN c Click OK...

Page 69: ...59 Chapter5 6 a Choose the Intel 8255x based PCI Ethernet Adapter 10 100 b Click OK 7 a Make sure the configurations of relative items are set correctly b Click OK to reboot...

Page 70: ...PCA 6773 User s Manual 60 5 2 3 Installation for Windows 2000 1 Open Device Manager...

Page 71: ...61 Chapter5 2...

Page 72: ...PCA 6773 User s Manual 62 3 4...

Page 73: ...63 Chapter5 5 6...

Page 74: ...PCA 6773 User s Manual 64 7 8...

Page 75: ...65 Chapter5 9 5 2 4 Installation for Windows NT 1 a Select Start Settings Control Panel b Double click Network...

Page 76: ...PCA 6773 User s Manual 66 2 a Choose type of network b Click Next 3 a Click Select from list...

Page 77: ...67 Chapter5 4 Click Have Disk 5 a Insert the Utility CD ROM b Fill in the correct path D Biscuit 9577 LAN 82559er winnt4 c Click OK...

Page 78: ...PCA 6773 User s Manual 68 6 Check the highlighted item and click OK...

Page 79: ...69 Chapter5 7 Click Next to continue setup 8 Choose the networking protocols then click Next...

Page 80: ...PCA 6773 User s Manual 70 9 Select the correct Network Services then click Next 10 Click Next to continue setup...

Page 81: ...71 Chapter5 11 Click Next to start the network 5 3 Further information Realtek website www realtek com tw Intel website www intel com Advantech websites www advantech com www advantech com tw...

Page 82: ...PCA 6773 User s Manual 72...

Page 83: ...73 Chapter 6 Ducks that Need Love 6 Award BIOS Setup This chapter describes how to set BIOS configuration data CHAPTER...

Page 84: ...6 1 1 System configuration verification These routines check the current system configuration against the values stored in the board s CMOS memory If they do not match the program outputs an error me...

Page 85: ...ic system configuration This type of information is stored in battery backed CMOS RAM so that it retains the Setup information when the power is turned off 6 2 1 Entering setup Power on the computer a...

Page 86: ...tial Setup Screen menu the screen shown below is displayed This standard Setup Menu allows users to configure system components such as date time hard disk drive floppy drive and display Once a field...

Page 87: ...choosing the Advanced BIOS Features Setup option from the Initial Setup Screen menu the screen below is displayed This sample screen contains the manufacturer s default values for the PCA 6773 Series...

Page 88: ...ures setup By choosing the Advanced Chipset Features option from the Initial Setup Screen menu the screen below is displayed This sample screen contains the manufacturer s default values for the PCA 6...

Page 89: ...the manufacturer s default values for the PCA 6773 Series 6 2 6 Power Management Setup By choosing the Power Management Setup option from the Initial Setup Screen menu the screen below is displayed T...

Page 90: ...en menu the screen below is displayed This sample screen contains the manufacturer s default values for the PCA 6773 Series 6 2 8 PC Health Status The PC Health Status option displays information such...

Page 91: ...the Initial Setup Screen menu the screen below is displayed This sample screen contains the manufacturer s default values for the PCA 6773 Figure 6 9 Frequency Voltage Control Caution Incorrect settin...

Page 92: ...1 Choose the Set Password option from the CMOS Setup Utility main menu and press Enter 2 When you see Enter Password enter the desired password and press Enter Figure 6 10 Load BIOS defaults screen No...

Page 93: ...ess Enter 3 You will see Confirm Password Type it again and press Enter 4 Select Set Password again and at the Enter Password prompt enter the new password and press Enter 5 At the Confirm Password pr...

Page 94: ...in anything just press Enter 6 Select Save to CMOS and EXIT type Y then Enter 6 2 12 Save Exit Setup If you select this option and press Y then Enter the values entered in the setup utilities will be...

Page 95: ...85 6 2 13 Exit Without Saving Selecting this option and pressing Enter lets you exit the Setup pro gram without recording any new values or changing old ones Figure 6 13 Quit without saving...

Page 96: ...PCA 6773 User s Manual 86...

Page 97: ...Timer The board is equipped with a watchdog timer that resets the CPU or generates an interrupt if processing comes to a standstill for any reason This feature ensures system reliability in industrial...

Page 98: ...utput data is a value of time inter val The value range is from 01 hex to 3E hex and the related time interval is 1 sec to 62 sec Data Time Interval 01 1 sec 02 2 sec 03 3 sec 04 4 sec 3E 62 sec After...

Page 99: ...tart and restart the watchdog 30 GOSUB 1000 REM Your application task 1 40 OUT H443 data REM Reset the timer 50 GOSUB 2000 REM Your application task 2 60 OUT H443 data REM Reset the timer 70 X INP H44...

Page 100: ...PCA 6773 User s Manual 90...

Page 101: ...Appendix B Installing PC 104 Modules This appendix gives instructions for installing PC 104 modules...

Page 102: ...r attention to the safety instructions already mentioned above 2 Make any jumper or link changes required to the CPU card now Once the PC 104 module is mounted you may have difficulty in accessing the...

Page 103: ...93 AppendixB Figure B 1 PC 104 module mounting diagram...

Page 104: ...PCA 6773 User s Manual 94 Figure B 2 PC 104 module dimensions mm 0 1...

Page 105: ...tor LAN RJ45 connector Main Power Connector Power HDD LED WDT output Flat Panel Connector Extension Flat Panel Connector LVDS LCD Connector LCD Inverter Connector Panel back light connector External K...

Page 106: ...PCA 6773 User s Manual 96 Appendix C Pin Assignments C 1 ATX suspend power connector CN24 Table C 1 ATX suspend power connector CN24 Pin Signal 1 Suspend 5V 2 GND 3 PS_ON signal...

Page 107: ...in Signal Pin Signal 1 GND 2 RWC 3 GND 4 NC 5 GND 6 NC 7 GND 8 Index 9 GND 10 MOA 11 GND 12 DSB 13 GND 14 DSA 14 GND 16 MOB 17 GND 18 DIR 19 GND 20 STEP 21 GND 22 WD 23 GND 24 WE 25 GND 26 Track0 27 G...

Page 108: ...nal Pin Signal 1 IDE RESET 2 GND 3 D7 4 D8 5 D6 6 D9 7 D5 8 D10 9 D4 10 D11 11 D3 12 D12 13 D2 14 D13 15 D1 16 D14 17 D0 18 D15 19 GND 20 NC 21 REQ 22 GND 23 IOW 24 GND 25 IOR 26 GND 27 READY 28 Cable...

Page 109: ...D3 27 D11 3 D4 28 D12 4 D5 29 D13 5 D6 30 D14 6 D7 31 D15 7 CE 32 CE2 8 A10 33 VS14 9 OE 34 IORD 10 A9 35 IOWR 11 A8 36 WE 12 A7 37 IRQ 13 VCC 38 VCC 14 A6 39 CSEL 15 A5 40 VS2 16 A4 41 RESET 17 A3 42...

Page 110: ...5 LAN RJ45 connector CN18 Pin Signal Pin Signal 1 TX 8 GND 2 TX 9 GND 3 RX 10 GND 4 GND 11 VCC_LAN TX RX 5 GND 12 ACTLED 6 RX 13 VCC_LAN 7 GND 14 LILEN LINK10 100M Table C 6 USB 1 2 connector CN25 Pin...

Page 111: ...onnector CN9 C 8 IR connector CN13 Table C 7 USB 3 4 connector CN9 Pin Signal Pin Signal 1 5V 2 5V 3 USB0 4 USB1 5 USB0 6 USB1 7 USB GND 8 USB GND 9 GND 10 NC Table C 8 IR connector CN13 Pin Signal 1...

Page 112: ...t connector CN7 Table C 9 LCD INV power connector CN8 Pin Signal 1 12V output 2 GND 3 Back light enable signal output 4 Back light VBR signal output 5 5V output Table C 10 LCD Backlight connector CN7...

Page 113: ...PWR LED connector WDT output CN6 Table C 11 DIO connector CN15 Pin Signal Pin Signal 1 IO0 2 IO1 3 IO2 4 IO3 5 GND 6 GND Table C 12 HDD PWR LED connector WDT output CN6 Pin Signal Pin Signal 1 WDT Ou...

Page 114: ...signal output 5 Y0M signal output 6 Z0M signal output 7 Y1P signal output 8 Z1P signal output 9 Y1M signal output 10 Z1M signal output 11 Y2P signal output 12 Z2P signal output 13 Y2M signal output 14...

Page 115: ...tor CN5 Table C 14 LPT connector CN5 Pin Signal Pin Signal 1 STB 2 AFD 3 D0 4 ERR 5 D1 6 INIT 7 D2 8 SLIN 9 D3 10 GND 11 D4 12 GND 13 D5 14 GND 15 D6 16 GND 17 D7 18 GND 19 ACK 20 GND 21 BUSY 22 GND 2...

Page 116: ...output 8 PD29 signal output 9 PD30 signal output 10 PD31 signal output 11 PD32 signal output 12 PD33 signal output 13 PD34 signal output 14 PD35 signal output 15 GND 16 GND 17 NC 18 NC 19 NC 20 NC Ta...

Page 117: ...7 Audio I F connector CN12 Pin Signal Pin Signal 1 5V 2 BitCLK 3 DATA IN 4 GND 5 GND 6 Sync 7 DATA OUT 8 ACRST 9 5V 10 PCBEEP Table C 18 D SUB VGA connector CN16 Pin Signal Pin Signal 1 R 9 5V 2 G 10...

Page 118: ...power input connector CN22 C 20 Keyboard and Mouse connector CN26 Table C 19 Negative power input connector CN22 Pin Signal 1 5V 2 GND 3 12V Table C 20 Keyboard and mouse connector CN26 Pin Signal 1 K...

Page 119: ...connector CN23 C 22 Main power connector CN19 Table C 21 EXT_KB Mouse connector CN23 Pin Signal 1 KBCLK 2 KBDATA 3 NC 4 GND 5 5V Table C 22 Main power connector CN19 Pin Signal Pin Signal 1 5V 2 GND...

Page 120: ...al output 16 PD7 signal output 17 PD8 signal output 18 PD9 signal output 19 PD10 signal output 20 PD11 signal output 21 PD12 signal output 22 PD13 signal output 23 PD14 signal output 24 PD15 signal ou...

Page 121: ...N2 C 26 CPU Fan connector FAN1 Table C 24 PWR_SW connector CN1 Pin Signal Pin Signal 1 Power ON OFF signal 2 GND Table C 25 Reset connector CN2 Pin Signal Pin Signal 1 Reset signal 2 GND Table C 26 CP...

Page 122: ...PCA 6773 User s Manual 112...

Page 123: ...113 Appx D D System Assignments This appendix contains information of a detailed nature It includes System I O ports 1st MB memory map DMA channel assignments Interrupt assignments Appendix...

Page 124: ...ed debug port 81 8F DMA Page Registers 90 91 available for system use 92 System Control 93 9F available for system use A0 BF Slave Interrupt Controller C0 DF Slave DMA Controller E0 FF available for s...

Page 125: ...B0000h B7FFFh Unused A0000h AFFFFh EGA VGA graphics 00000h 9FFFFh Base memory If Ethernet boot ROM is disabled Ethernet ROM occupies about 16 KB E0000 EFFFF is reserved for BIOS POST Table D 3 DMA ch...

Page 126: ...ntroller 2 cascade IRQ 3 COM2 IRQ 4 COM1 IRQ 5 Unused IRQ 6 FDD IRQ 7 LPT1 IRQ 8 RTC IRQ 9 Reserved audio IRQ 10 Unused IRQ 11 Reserved for watchdog timer IRQ 12 PS 2 mouse IRQ 13 INT from co processo...

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