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APPENDIX

MI890 User’s Manual

B. Interrupt Request Lines (IRQ)

Peripheral devices use interrupt request lines to notify CPU for the service
required. The following table shows the IRQ used by the devices on
board.

Level

Function

IRQ0

System timer

IRQ1

PS/2 Keyboard

IRQ3

Communications Port (COM2)

IRQ4

Communications Port (COM1)

IRQ5

Intel(R) ICH8 Family SMBus Controller - 283E

IRQ8

System CMOS/real time clock

IRQ9

Microsoft ACPI-Compliant System

IRQ10

Communications Port (COM4)

IRQ11

Communications Port (COM3)

IRQ12

PS/2 Mouse

IRQ13

Numeric data processor

IRQ14

Primary IDE Channel

IRQ16

Intel(R) Graphics Media Accelerator 3150

IRQ16

Realtek PCIe GBE Family Controller

IRQ16

Standard Universal PCI to USB Host Controller

IRQ17

Realtek PCIe GBE Family Controller #2

IRQ18

Intel(R) ICH8 Family USB Universal Host Controller -
2832

IRQ18

Intel(R) ICH8M 3 port Serial ATA Storage Controller -
2828

IRQ19

Intel(R) ICH8 Family USB Universal Host Controller -
2831

IRQ21

Microsoft UAA Bus Driver for High Definition Audio

IRQ22

Intel(R) ICH8 Family PCI Express Root Port 1 - 283F

IRQ22

Intel(R) ICH8 Family PCI Express Root Port 5 - 2847

IRQ23

Intel(R) ICH8 Family PCI Express Root Port 6 - 2849

IRQ23

Intel(R) ICH8 Family USB Universal Host Controller -
2830

IRQ23

Intel(R) ICH8 Family USB2 Enhanced Host Controller -
2836

Содержание MI890

Страница 1: ...MI890 Intel Pineview M Pineview D ICH8M Luna Pier Luna Pier Refresh Platform Mini ITX Motherboard USER S MANUAL Version 1 0 ...

Страница 2: ...rnational Business Machines Corporation Intel and Atom are registered trademarks of Intel Corporation Microsoft Windows is a registered trademark of Microsoft Corporation Winbond is a registered trademark of Winbond Electronics Corporation All other product names or trademarks are properties of their respective owners ...

Страница 3: ...890 Specifications 3 Board Dimensions 4 Installations 5 Setting the Jumpers 6 Connectors on MI890 10 BIOS SETUP 17 Drivers Installation 37 Appendix 45 A I O Port Address Map 45 B Interrupt Request Lines IRQ 48 C Watchdog Timer Configuration 49 D Digital I O Sample Code 54 ...

Страница 4: ...iv MI890 User s Manual This page is intentionally left blank ...

Страница 5: ...INSTALLATIONS MI890 User s Manual 1 Introduction MI890 MINI ITX MOTHERBOARD MI890 EDGE CONNECTORS ...

Страница 6: ...890 User s Manual Checklist Your MI890 package should include the items listed below The MI890 Intel Atom Mini ITX motherboard This User s Manual 1 CD containing chipset drivers and flash memory utility Serial ATA cable ...

Страница 7: ...69 Codec with integrated 2W amplifier 4 Ohm Supports 2 Channel audio Line out Line in LPC I O Winbond NCT6627UD COM1 RS232 422 485 COM2 COM4 RS232 with pin 9 with power for 2 ports 500 mA for each port COM3 4 Hardware monitor 2 thermal inputs 4 voltage monitor inputs VID0 4 1 x fan header Digital IO 4 in 4 out Expansion Slots Mini PCI e x 1 w USB for WiFi or TV tuner module Reserved screw holes fo...

Страница 8: ...INSTALLATIONS 4 MI890 User s Manual Board Dimensions ...

Страница 9: ...User s Manual 5 Installations This section provides information on how to use the jumpers and connectors on the MI890 in order to set up a workable system The topics covered are Setting the Jumpers 6 Connectors on MI890 10 ...

Страница 10: ...ts about the best configuration for your needs The following lists the connectors on MI890 and their respective functions Jumper Locations on MI890 7 JP1 LCD Panel Power Selection 8 JP3 JP4 JP5 RS232 422 485 COM1 Selection 8 JP7 JP9 COM4 RS232 RI 5V 12V Power Setting 8 JP11 Clear CMOS Setting 8 JP12 JP14 ATX AT Mode Select Setting 9 JP15 EuP Control option 9 JP13 3VS For ID381 9 JP16 5VS For ID381...

Страница 11: ...ocations on MI890 7 JP1 LCD Panel Power Selection 8 JP3 JP4 JP5 RS232 422 485 COM1 Selection 8 JP7 JP9 COM4 RS232 RI 5V 12V Power Setting 8 JP11 Clear CMOS Setting 8 JP12 JP14 ATX AT Mode Select Setting 9 JP15 EuP Control option 9 JP13 3VS For ID381 9 JP16 5VS For ID381 9 ...

Страница 12: ...nction RS 232 RS 422 RS 485 Jumper Setting pin closed JP5 1 2 JP3 3 5 4 6 JP4 3 5 4 6 JP5 3 4 JP3 1 3 2 4 JP4 1 3 2 4 JP5 5 6 JP3 1 3 2 4 JP4 1 3 2 4 JP7 JP9 COM4 RS232 RI 5V 12V Power Setting JP7 JP9 Setting Function Pin 1 2 Short Closed 12V Pin 3 4 Short Closed RI Pin 5 6 Short Closed 5V JP11 Clear CMOS Setting JP11 Function Normal Clear CMOS ...

Страница 13: ...Mode Select Setting JP12 JP14 Setting Function JP12 1 2 JP14 open ATX Mode JP12 2 3 JP14 short AT Mode JP15 EuP Control option JP15 Setting Function Pin 1 2 Short Closed Normal On Default Pin 2 3 Short Closed EuP Off JP13 3VS For ID381 JP16 5VS For ID381 ...

Страница 14: ...ine out Microphone Connector 13 CPU_FAN1 CPU Fan Power Connector DC Fan 13 J1 LCD Backlight Connector 13 J3 LVDS Connectors 18 bit 13 J4 DC_IN Connector 14 J5 Digital I O 14 J8 Power LED Connector 14 J9 System Function Connector 14 J10 SPI Flash Connector factory use only 14 J12 USB5 USB6 Connector 15 J13 USB7 USB8 Connector 15 J14 Compact Flash Connector 15 J15 Audio Connector DF11 Connector 15 J...

Страница 15: ...INSTALLATIONS MI890 User s Manual 11 Connector Locations on MI890 ...

Страница 16: ...N C 9 10 GND N C 11 12 N C HSYNC 13 14 VSYNC NC 15 CN3 COM1 and COM2 Serial Port Connectors COM2 Signal Name Pin Pin Signal Name DCD 1 6 DSR RXD 2 7 RTS TXD 3 8 CTS DTR 4 9 RI GND 5 10 Not Used COM1 Pin Signal Name RS 232 R2 422 RS 485 1 DCD TX DATA 2 RX TX DATA 3 TX RX NC 4 DTR RX NC 5 Ground Ground Ground 6 DSR NC NC 7 RTS NC NC 8 CTS NC NC 9 RI NC NC 10 NC NC NC ...

Страница 17: ... Connector DC Fan Pin Signal Name 1 Ground 2 12V 3 Rotation detection J1 LCD Backlight Connector Pin Signal Name 1 12V 2 Backlight Enable 3 Brightness Control 4 Ground J3 LVDS Connectors 18 bit Signal Name Pin Pin Signal Name TX0 2 1 TX0 Ground 4 3 Ground TX1 6 5 TX1 5V 3 3V 8 7 Ground NC 10 9 NC TX2 12 11 TX2 Ground 14 13 Ground TXC 16 15 TXC 5V 3 3V 18 17 ENABKL 12V 20 19 12V ...

Страница 18: ...T0 IN3 7 8 IN1 IN2 9 10 IN0 J6 COM3 COM4 RS232 Serial Ports option Signal Name Pin Pin Signal Name DSR1 2 1 DCD1 RTS1 4 3 RXD1 CTS1 6 5 TXD1 RI1 8 7 DTR1 NA 10 9 Ground DSR2 12 11 DCD2 RTS2 14 13 RXD2 CTS2 16 15 TXD2 RI2 18 17 DTR2 NA 20 19 Ground J8 Power LED Connector Pin Signal Name 1 5V 2 NC 3 Ground J9 System Function Connector J10 SPI Flash Connector factory use only ...

Страница 19: ... Connector J15 Audio Connector DF11 Connector Signal Name Pin Pin Signal Name LINEOUT R 2 1 LINEOUT L Ground 4 3 JD FRONT LINEIN R 6 5 LINEIN L Ground 8 7 JD_LINEIN MIC In 10 9 MIC_L Ground 12 11 JD MIC1 J16 Mini PCIE Connector J18 PS 2 Keyboard and PS 2 Mouse Connectors Remarks For testing use only Signal Name Pin Pin Signal Name Vcc 1 2 VCC MDA 3 4 KBDA MCL 5 6 KBCL Ground 7 8 Ground J191 J201 S...

Страница 20: ...Battery Connector option Pin Signal Name 1 PCIRST 2 EMTSMI 3 Ground 4 SMBDATA 5 SMBCLK ID381 LVDS Daughter Card The ID381 card supports 24 bit LVDS and DVI interface Top View Bottom View J1 LVDS 24bit Output J2 LVDS Input from MI890 CN1 DVI I Output ...

Страница 21: ... Megatrends Inc BIOS that comes with the board The topics covered in this chapter are as follows BIOS Introduction 18 BIOS Setup 18 Main BIOS Setup 19 Advanced Settings 20 PCIPnP Settings 28 Boot Settings 29 Security Settings 31 Advanced Chipset Settings 32 Exit Setup 35 Load Optimal Defaults 35 Load Failsafe Defaults 35 ...

Страница 22: ...diately activated Pressing the Del key immediately allows you to enter the Setup utility If you are a little bit late pressing the Del key POST Power On Self Test will continue with its test routines thus preventing you from invoking the Setup If you still wish to enter Setup restart the system by pressing the Reset button or simultaneously pressing the Ctrl Alt and Delete keys You can also restar...

Страница 23: ...ssor Intel R Atom TM CPU D525 1 80GHz Speed 1800MHz Count 1 System Memory Size 2038MB System Time 17 00 00 System Date Tue 05 25 2010 Note If the system cannot boot after making and saving system changes with Setup the AMI BIOS supports an override to the CMOS settings that resets your system to its default Warning It is strongly recommended that you avoid making any changes to the chipset default...

Страница 24: ... system to malfunction CPU Configuration IDE Configuration Super IO Configuration Hardware Health Configuration ACPI Configuration AHCI Configuration APM Configuration USB Configuration The Advanced BIOS Settings contains the following sections CPU Configurations IDE Configuration Super IO Configuration Hardware Health Configuration ACPI Configuration AHCI Configuration APM Configuration USB Confi...

Страница 25: ...nfiguration menu shows the following CPU details Manufacturer the name of the CPU manufacturer Brand String the brand name of the CPU being used Frequency the CPU processing speed FSB Speed the FSB speed Cache L1 the CPU L1 cache size Cache L2 the CPU L2 cache Max CPUID Value Limit Disabled for WindowsXP Execute Disable Bit Capability XD can prevent certain classes of malicious buffer overflow att...

Страница 26: ...otect Disabled IDE Detect Time Out Sec 35 ATA PI 80Pin Cable Detection Host Device The IDE Configuration menu is used to change and or set the configuration of the IDE devices installed in the system ATA IDE Configuration 1 Disabled 2 Compatible 3 Enhanced Configure SATA as 1 IDE Mode 2 AHCI Mode BIOS SETUP UTILITY Advanced Configure Win627UHG Super IO Chipset Allows BIOS to Select Serial Port Bas...

Страница 27: ...0 C 176 F 85 C 185 F 90 C 194 F 95 C 203 F Select Screen Select Item Change Option Tab Select Field F1 General Help F10 Save and Exit ESC Exit System Temperature 42 C 107 F CPU Temperature 37 C 98 F CPU FAN Speed 6750 RPM Vcore 1 136 V 5VS 3VS 5 304 V 3 200 V 12 V 11 904 V 3 3V 3 408 V 1 5V 1 504V VBAT 3 536V CPU Smart Fan ACPI Shutdown Temperature Disabled Disabled The Hardware Health Configurati...

Страница 28: ...CPI Configuration Select the ACPI state used for System Suspend Select Screen Select Item Change Option F1 General Help F10 Save and Exit ESC Exit Suspend mode S1 POS Suspend Mode The options of this field are S1 S3 and Auto BIOS SETUP UTILITY Advanced Advance ACPI Configuration Enable RSDP pointers to 64 bit Fixed System Description Tables Different ACPI version Has some addition Select Screen Se...

Страница 29: ... setup BIOS auto detect the presence of IDE device This displays the status of auto detection of IDE devices Select Screen Select Item Enter Go to Sub Screen F1 General Help F10 Save and Exit ESC Exit AHCI Port0 Not Detected AHCI Port1 Not Detected AHCI Port2 Not Detected BIOS SETUP UTILITY Advanced APM Configuration Enable or disable APM Select Screen Select Item Change Option F1 General Help F10...

Страница 30: ...ity on the RI ring in modem line to wake up the system from a suspend or standby state That is the system will be awakened by an incoming call on a modem Resume on PME This option is used enable activity on the PCI PME power management event controller to wake up the system from a suspend or standby state Resume On RTC Alarm This option is used to specify the time the system should be awakened fro...

Страница 31: ...cy USB1 1 HC Support Enabled The USB Configuration menu is used to read USB configuration information and configure the USB settings Legacy USB Support Enables support for legacy USB AUTO option disables legacy support if no USB devices are connected USB 2 0 Controller Mode Configures the USB 2 0 controller in HiSpeed 480Mbps or FullSpeed 12Mbps This option is enabled by HiSpeed BIOS EHCI Hand Off...

Страница 32: ...lay O S No Allocate IRQ to PCI VGA Yes IRQ3 Available IRQ4 Available IRQ5 Available IRQ7 Available IRQ9 Available IRQ10 IRQ11 IRQ14 IRQ15 DMA Channel 0 DMA Channel 1 DMA Channel 3 DMA Channel 5 DMA Channel 6 DMA Channel 7 Reserved Memory Size Available Available Available Available Available Available Available Available Available Available Disabled Plug Play O S This lets BIOS configure all devic...

Страница 33: ...ge Option F1 General Help F10 Save and Exit ESC Exit Quick Boot Enabled Quiet Boot Disabled AddOn ROM Display Mode Force BIOS Bootup Num Lock On PS 2 Mouse Support Auto Wait for F1 If Error Enabled Hit DEL Message Display Interrupt 19 Capture Enabled Disabled Quick Boot This allows BIOS to skip certain tests while booting This will decrease the time needed to boot the system Quite Boot When disabl...

Страница 34: ...se Wait for F1 If Error When set to Enabled the system waits for the F1 key to be pressed when error occurs This allows option ROM to trap interrupt 19 Hit DEL Message Display This displays Press DEL to run Setup in POST Interrupt 19 Capture This allows option ROMs to trap interrupt 19 ...

Страница 35: ...ing you to type it again After setting a password the screen automatically returns to the main screen To disable a password just press the Enter key when you are prompted to enter the password A message will confirm the password to be disabled Once the password is disabled the system will boot and you can enter Setup freely BIOS SETUP UTILITY Main Advanced PCIPnP Boot Security Chipset Exit Securit...

Страница 36: ...o malfunction North Bridge Configuration South Bridge Configuration BIOS SETUP UTILITY Chipset North Bridge Chipset Configuration Options Enabled Disabled Select Screen Select Item Change Option F1 General Help F10 Save and Exit ESC Exit PCI MMIO Allocation 4GB To 3072MB DRAM Frequency Auto Configure DRAM Timing by SPD Enabled Initiate Graphics Adapter IGD Internal Graphics Mode Select Enabled 8MB...

Страница 37: ...it DVMT Mode Select DVMT Mode DVMT FIXED Memory 256MB Boot Display Device CRT Flat Panel Type 1024x768 Spread Spectrum Clock Disabled DVMT Mode Select Select the control mode of memory built in graphics capabilities This option by default is set to DVMT Mode DVMT FIXED Memory Sets the maximum memory size assigned to the integrated graphics capabilities This option by default is set to 256MB Boot D...

Страница 38: ...E Port 5 Auto PCIE High Priority Port Disabled PCIE Port 0 IOxAPIC Enable Disabled PCIE Port 1 IOxAPIC Enable Disabled PCIE Port 2 IOxAPIC Enable Disabled PCIE Port 3 IOxAPIC Enable Disabled PCIE Port 4 IOxAPIC Enable Disabled PCIE Port 5 IOxAPIC Enable Disabled Enable Onboard PCI option ROM Disabled USB Function This option enables the number of USB ports desired or disables the USB function USB ...

Страница 39: ...ine whether or not to accept the modifications and save all changes into the CMOS memory before exit Discard Changes and Exit This option allows you to exit the Setup utility without saving the changes you have made in this session Discard Changes This option allows you to discard all the changes that you have made in this session Load Optimal Defaults This option allows you to load the default va...

Страница 40: ...BIOS SETUP 36 MI890 User s Manual This page is intentionally left blank ...

Страница 41: ...he vendor where you made the purchase The contents of this section include the following Intel Chipset Software Installation Utility 38 Intel Pineview Chipset Family Graphics Driver Installation 40 Realtek High Definition Codec Audio Driver Installation 42 Intel 82583V LAN Drivers Installation 43 IMPORTANT NOTE After installing your Windows operating system Windows XP Vista 7 you must install firs...

Страница 42: ...ay INF support for Intel chipset components Follow the instructions below to complete the installation under Windows XP Vista 7 1 Insert the drivers DVD into the DVD drive Click Intel and then Intel R Pineview Chipset Drivers Click Intel R Chipset Software Installation Utility 2 When the welcome screen to the Intel R Chipset Software Installation Utility appears click Next to continue ...

Страница 43: ...icense agreement and proceed with the installation process 4 On the Readme Information screen click Next to continue When the Setup Progress screen appears click Next to continue 5 The Setup process is now complete Click Finish to restart the computer and for changes to take effect ...

Страница 44: ... drivers follow the steps below to proceed with the installation 1 Insert the drivers DVD into the DVD drive Click Intel and then Intel R Pineview Chipset Drivers Click Intel R Pineview Chipset Family Graphics Driver 2 When the welcome screen of the Intel R Graphics Media Accelerator Driver appears click Next to continue ...

Страница 45: ...s to to agree with the license agreement and continue the installation 4 Click Next in the Readme File Information window 5 Click Next in the Setup Progress window 6 Setup is now complete Click Finish to restart the computer and for changes to take effect ...

Страница 46: ...rive Click Intel and then Intel R Pineview Chipset Drivers Click Realtek High Definition Codec Audio Driver 2 When the welcome screen to InstallShield Wizard for Realtek High Definition Audio Driver appears click Next to start the installation 3 When the InstallShieldWizard has finished performing maintenance operations on Realtek High Definition Codec Audio Audio Driver click Finish to restart th...

Страница 47: ...s installation 3 When the Welcome screen appears click Next to continue 4 In the License Agreement screen click I accept the terms in license agreement and Next to accept the software license agreement and proceed with the installation process 5 When the Setup Options appears click Install Drivers only and Next to continue 6 When the Ready to Install the Program screen appears click Install to con...

Страница 48: ...DRIVERS INSTALLATION 44 MI890 User s Manual This page is intentionally left blank ...

Страница 49: ...resources 0064h 0064h Motherboard resources 0065h 006Fh Motherboard resources 0070h 0071h System CMOS real time clock 0072h 007Fh Motherboard resources 0080h 0080h Motherboard resources 0081h 0083h Direct memory access controller 0084h 0086h Motherboard resources 0087h 0087h Direct memory access controller 0088h 0088h Motherboard resources 0089h 008Bh Direct memory access controller 008Ch 008Eh Mo...

Страница 50: ...h Motherboard resources 0A79h 0A79h ISAPNP Read Data Port 0D00h FFFFh PCI bus B480h B48Fh Intel R ICH8M 3 port Serial ATA Storage Controller 2828 B800h B80Fh Intel R ICH8M 3 port Serial ATA Storage Controller 2828 B880h B883h Intel R ICH8M 3 port Serial ATA Storage Controller 2828 BC00h BC07h Intel R ICH8M 3 port Serial ATA Storage Controller 2828 C000h C003h Intel R ICH8M 3 port Serial ATA Storag...

Страница 51: ...Accelerator 3150 D000h DFFFh Intel R ICH8 Family PCI Express Root Port 5 2847 D800h D8FFh Realtek PCIe GBE Family Controller E000h EFFFh Intel R ICH8 Family PCI Express Root Port 6 2849 E800h E8FFh Realtek PCIe GBE Family Controller 2 FFA0h FFAFh Intel R ICH8M Ultra ATA Storage Controllers 2850 ...

Страница 52: ...cessor IRQ14 Primary IDE Channel IRQ16 Intel R Graphics Media Accelerator 3150 IRQ16 Realtek PCIe GBE Family Controller IRQ16 Standard Universal PCI to USB Host Controller IRQ17 Realtek PCIe GBE Family Controller 2 IRQ18 Intel R ICH8 Family USB Universal Host Controller 2832 IRQ18 Intel R ICH8M 3 port Serial ATA Storage Controller 2828 IRQ19 Intel R ICH8 Family USB Universal Host Controller 2831 I...

Страница 53: ...e W627UHG CPP THIS CODE AND INFORMATION IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND OR FITNESS FOR A PARTICULAR PURPOSE include W627UHG H include dos h unsigned int W627UHG_BASE void Unlock_W627UHG void void Lock_W627UHG void unsigned int Init_W627UHG void unsigned int result unsigned char ucD...

Страница 54: ...ock_W627UHG outportb W627UHG_INDEX_PORT W627UHG_REG_LD outportb W627UHG_DATA_PORT LD Lock_W627UHG void Set_W627UHG_Reg unsigned char REG unsigned char DATA Unlock_W627UHG outportb W627UHG_INDEX_PORT REG outportb W627UHG_DATA_PORT DATA Lock_W627UHG unsigned char Get_W627UHG_Reg unsigned char REG unsigned char Result Unlock_W627UHG outportb W627UHG_INDEX_PORT REG Result inportb W627UHG_DATA_PORT Loc...

Страница 55: ...BILITY AND OR FITNESS FOR A PARTICULAR PURPOSE ifndef __W627UHG_H define __W627UHG_H 1 define W627UHG_INDEX_PORT W627UHG_BASE define W627UHG_DATA_PORT W627UHG_BASE 1 define W627UHG_REG_LD 0x07 define W627UHG_UNLOCK 0x87 define W627UHG_LOCK 0xAA unsigned int Init_W627UHG void void Set_W627UHG_LD unsigned char void Set_W627UHG_Reg unsigned char unsigned char unsigned char Get_W627UHG_Reg unsigned ch...

Страница 56: ...ude W627UHG H int main void void WDTInitial void void WDTEnable unsigned char void WDTDisable void int main void char SIO SIO Init_W627UHG if SIO 0 printf Can not detect Winbond 83627UHG program abort n return 1 WDTInitial WDTEnable 10 WDTDisable return 0 void WDTInitial void unsigned char bBuf Set_W627UHG_LD 0x08 switch to logic device 8 bBuf Get_W627UHG_Reg 0x30 bBuf 0x01 Set_W627UHG_Reg 0x30 bB...

Страница 57: ...f Get_W627UHG_Reg 0xF5 bBuf 0x08 Set_W627UHG_Reg 0xF5 bBuf count mode is second Set_W627UHG_Reg 0xF6 NewInterval set timer void WDTDisable void Set_W627UHG_LD 0x08 Set_W627UHG_Reg 0xF6 0x00 clear watchdog timer Set_W627UHG_Reg 0x30 0x00 ...

Страница 58: ... OF MERCHANTABILITY AND OR FITNESS FOR A PARTICULAR PURPOSE ifndef __W627UHG_H define __W627UHG_H 1 define W627UHG_INDEX_PORT W627UHG_BASE define W627UHG_DATA_PORT W627UHG_BASE 1 define W627UHG_REG_LD 0x07 define W627UHG_UNLOCK 0x87 define W627UHG_LOCK 0xAA unsigned int Init_W627UHG void void Set_W627UHG_LD unsigned char void Set_W627UHG_Reg unsigned char unsigned char unsigned char Get_W627UHG_Re...

Страница 59: ...UHG void unsigned int Init_W627UHG void unsigned int result unsigned char ucDid W627UHG_BASE 0x4E result W627UHG_BASE ucDid Get_W627UHG_Reg 0x20 if ucDid 0xA2 W83627UHG goto Init_Finish W627UHG_BASE 0x2E result W627UHG_BASE ucDid Get_W627UHG_Reg 0x20 if ucDid 0xA2 W83627UHG goto Init_Finish W627UHG_BASE 0x00 result W627UHG_BASE Init_Finish return result void Unlock_W627UHG void outportb W627UHG_IN...

Страница 60: ...7UHG void Set_W627UHG_Reg unsigned char REG unsigned char DATA Unlock_W627UHG outportb W627UHG_INDEX_PORT REG outportb W627UHG_DATA_PORT DATA Lock_W627UHG unsigned char Get_W627UHG_Reg unsigned char REG unsigned char Result Unlock_W627UHG outportb W627UHG_INDEX_PORT REG Result inportb W627UHG_DATA_PORT Lock_W627UHG return Result ...

Страница 61: ...d void Dio5Initial void void Dio5SetOutput unsigned char unsigned char Dio5GetInput void void Dio5SetDirection unsigned char unsigned char Dio5GetDirection void int main void char SIO SIO Init_W627UHG if SIO 0 printf Can not detect Winbond 83627UHG program abort n return 1 Dio5Initial for GPIO50 57 Dio5SetDirection 0x0F GP50 53 input GP54 57 output printf Current DIO direction 0x X n Dio5GetDirect...

Страница 62: ...logic device 8 Set_W627UHG_Reg 0xE1 NewData unsigned char Dio5GetInput void unsigned char result Set_W627UHG_LD 0x08 switch to logic device 8 result Get_W627UHG_Reg 0xE1 return result void Dio5SetDirection unsigned char NewData NewData 1 for input 0 for output Set_W627UHG_LD 0x08 switch to logic device 8 Set_W627UHG_Reg 0xE0 NewData unsigned char Dio5GetDirection void unsigned char result Set_W627...

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