Asus AAEON PICO-EHL4 User Manual Download Page 25

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Chapter 2 – Hardware Information

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2.4 List of Connectors

Please refer to the table below for all of the board’s connectors that you can configure
for your application

Label

Function

CN1

RTC Battery Connector

CN2

LVDS Back Light Inverter

CN3

LVDS/eDP [Reserved]

CN4

Dual HDMI Connector

CN5

Dual RJ45 Connector

CN6

SATA Connector

CN7

SATA Power +5V Connector

CN8

4-bit DIO Header

CN9

USB2.0/USB3.2 Gen2 Dual Connector Port1, Port2

CN10

USB2.0 Header (Supports 2 Ports)

CN11

mSATA/ Mini Card Slot

CN12

M.2 E-Key Slot

CN13

CAN Bus Header (Supports 2 Ports)

CN15

COM Header (Supports 2 Ports

CN17

SPI

CN18

eSPI/SMbus/I2C

CN19

4-pin Smart FAN

CN20

Power Input 12V

CN21

Front Panel Header

CN22

DC Jack Power Input [Reserved]

CN23

RJ45 Connector [Reserved]

Summary of Contents for AAEON PICO-EHL4

Page 1: ...Last Updated December 21 2021 PICO EHL4 PICO ITX Single Board Computer User s Manual 2nd Ed ...

Page 2: ...n this manual is intended to be accurate and reliable However the original manufacturer assumes no responsibility for its use or for any infringements upon the rights of third parties that may result from its use The material in this document is for product information only and is subject to change without notice While reasonable efforts have been made in the preparation of this document to assure...

Page 3: ... registered trademarks of Intel Corporation Intel Atom is a trademark of Intel Corporation ITE is a trademark of Integrated Technology Express Inc IBM PC AT PS 2 and VGA are trademarks of International Business Machines Corporation All other product names or trademarks are properties of their respective owners Omission of a product name from this list does not imply any claim to ownership by the p...

Page 4: ...acking List Before setting up your product please make sure the following items have been shipped Item Quantity PICO EHL4 MB 1 If any of these items are missing or damaged please contact your distributor or sales representative immediately ...

Page 5: ...escriptions and explanations on the product s hardware and software features if any its specifications dimensions jumper connector settings definitions and driver installation instructions if any to facilitate users in setting up their product Users may refer to the product page on AAEON com for the latest version of this document ...

Page 6: ...nsient over voltage 7 Always disconnect this device from any AC supply before cleaning 8 While cleaning use a damp cloth instead of liquid or spray detergents 9 Make sure the device is installed near a power outlet and is easily accessible 10 Keep this device away from humidity 11 Place the device on a solid surface during installation to prevent falls 12 Do not cover the openings on the device to...

Page 7: ...intrusion to the device iii Exposure to moisture iv Device is not working as expected or in a manner as described in this manual v The device is dropped or damaged vi Any obvious signs of damage displayed on the device 18 DO NOT LEAVE THIS DEVICE IN AN UNCONTROLLED ENVIRONMENT WHERE THE STORAGE TEMPERATURE IS BELOW 20 C 4 F OR ABOVE 60 C 140 F TO PREVENT DAMAGE ...

Page 8: ...sion if the battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions and your local government s recycling or disposal directives Attention Il y a un risque d explosion si la batterie est remplacée de façon incorrecte Ne la remplacer qu avec le même modèle ou équivalent recom...

Page 9: ...素名称及含量 AAEON Main Board Daughter Board Backplane 部件名称有毒有害物质或元素铅 Pb 汞 Hg 镉 Cd 六价铬 Cr VI 多溴联苯 PBB 多溴二苯醚 PBDE 印刷电路板及其电子组件外部信号连接器及线材 O 表示该有毒有害物质在该部件所有均质材料中的含量均在 SJ T 11363 2006 标准规定的限量要求以下 X 表示该有毒有害物质至少在该部件的某一均质材料中的含量超出 SJ T 11363 2006 标准规定的限量要求备注此产品所标示之环保使用期限系指在一般正常使用状况下 ...

Page 10: ...yl Ethers PBDE PCB Other Components O O O O O Wires Connectors for External Connections O O O O O O O The quantity of poisonous or hazardous substances or elements found in each of the component s parts is below the SJ T 11363 2006 stipulated requirement X The quantity of poisonous or hazardous substances or elements found in at least one of the component s parts is beyond the SJ T 11363 2006 stip...

Page 11: ...r CN1 12 2 4 2 LVDS Back Light Inverter CN2 12 2 4 3 LVDS eDP Reserved CN3 12 2 4 4 Dual HDMI Connector CN4 14 2 4 5 Dual LAN Connector CN5 16 2 4 6 SATA Port CN6 17 2 4 7 5V SATA Power Connector CN7 17 2 4 8 DIO 4 bit Header CN8 18 2 4 9 USB2 0 USB3 2 Dual Port Port 1 Port 2 CN9 18 2 4 10 USB2 0 Dual Port Header CN10 19 2 4 11 mSATA Mini Card Slot CN11 20 2 4 12 M 2 E Key Slot CN12 22 2 4 13 CAN ...

Page 12: ...itialization 34 3 2 AMI BIOS Setup 35 3 3 Setup Submenu Main 36 3 4 Setup Submenu Advanced 37 3 4 1 CPU Configuration 38 3 4 2 PCH FW Configuration 39 3 4 2 1 Firmware Update Configuration 40 3 4 3 Trusted Computing 41 3 4 4 SATA Configuration 43 3 4 5 SDIO Configuration 44 3 4 6 Hardware Monitor 45 3 4 6 1 Smart Fan Mode Configuration 46 3 4 7 SIO Configuration 47 3 4 7 1 Serial Port Configuratio...

Page 13: ...ectors and Cables 68 Appendix B I O Information 69 B 1 Direct Memory Access DMA Map 70 B 2 I O Address Map 71 B 3 IRQ Mapping Chart 72 B 4 Large Memory Map 83 B 5 Memory Address Map 84 Appendix C Watchdog Timer Programming 86 C 1 Introduction to Watchdog Timer 87 C 2 Programing the Watchdog Timer with AAEON SDK 88 C 3 Programing Watchdog Timer with AAEON Windows EAPI 89 C 3 1 Watchdog Timer Functi...

Page 14: ...Preface XIV Pico ITX Board PICO EHL4 C 3 1 7 EapiWDogSetStatus 94 ...

Page 15: ...Pico ITX Board PICO EHL4 Chapter 1 Chapter 1 Product Specifications ...

Page 16: ...x6425E 4C 1 8GHz up to 3GHz TDP 12W Intel Atom x6413E 4C 1 5GHz up to 3GHz TDP 9W Intel Atom x6211E 2C 1 2GHz up to 3GHz TDP 6W Intel Pentium J6426 4C 1 8GHz up to 3GHz TDP 10W Intel Pentium N6415 4C 1 2GHz up to 3GHz TDP up 6 5W Intel Celeron J6412 4C 1 8GHz up to 3GHz TDP 10W Intel Celeron J6210 2C 1 2GHz up to 3GHz TDP 6 5W Intel Atom x6427FE x6200FE by request CPU Frequency Up to 3 GHz Chipset...

Page 17: ... 2 36A at 12V balance 2 81A at 12V max Intel Atom x6425E LPDDR4x onboard 16GB 2 56A at 12V balance 2 81A at 12V max System Cooling Heat spreader heatsink cooler optional Dimensions 3 94 x 2 84 100mm x 72mm Gross Weight 0 55 lbs 0 25 kg Operating Temperature 32 F 140 F 0 C 60 C Storage Temperature 40 F 176 F 40 C 80 C Operating Humidity 0 90 relative humidity non condensing MTBF Hours 461 744 Certi...

Page 18: ... 6 0 Gbps x 1 SATA Power 5V x 1 Ethernet RTL8111 10 100 1000Base RJ45 x 2 Compatible with RJ45 x 1 USB Port 2 x USB3 2 Gen 2 rear IO 2 x USB2 0 header Serial Port RS 232 422 485 x 2 Audio DIO 4 bit Expansion Slot M 2 2230 E key x 1 for Wi Fi Bluetooth PCIe USB signal only Mini PCIe Full Sized x 1 Default mSATA or USB2 0 PCIe set by BIOS SMBUS I2C eSPI x 1 SMBUS as default I2C selected by HW BOM CA...

Page 19: ...Chapter 1 Product Specifications 5 Pico ITX Board PICO EHL4 1 2 Function Block Diagram ...

Page 20: ...Pico ITX Board PICO EHL4 Chapter 2 Chapter 2 Hardware Information ...

Page 21: ...Chapter 2 Hardware Information 7 Pico ITX Board PICO EHL4 2 1 Dimensions ...

Page 22: ...Chapter 2 Hardware Information 8 Pico ITX Board PICO EHL4 2 2 Jumpers and Connectors ...

Page 23: ...Chapter 2 Hardware Information 9 Pico ITX Board PICO EHL4 ...

Page 24: ...r application Label Function JP1 Clear CMOS Jumper Auto Power Button Selection 2 3 1 Clear CMOS Jumper Auto Power Button Selection JP1 Clear CMOS Jumper Normal Default Clear CMOS Auto Power Button Enable Disable Selection Disable Auto Power Button ATX Mode Enable Auto Power Button AT Mode Default Note To avoid damage to the system do not connect pins 1 3 5 with pins 2 4 6 ...

Page 25: ...rved CN4 Dual HDMI Connector CN5 Dual RJ45 Connector CN6 SATA Connector CN7 SATA Power 5V Connector CN8 4 bit DIO Header CN9 USB2 0 USB3 2 Gen2 Dual Connector Port1 Port2 CN10 USB2 0 Header Supports 2 Ports CN11 mSATA Mini Card Slot CN12 M 2 E Key Slot CN13 CAN Bus Header Supports 2 Ports CN15 COM Header Supports 2 Ports CN17 SPI CN18 eSPI SMbus I2C CN19 4 pin Smart FAN CN20 Power Input 12V CN21 F...

Page 26: ... Pin Name Signal Type Signal Level 1 BLK_PWR PWR 12V Default 5V 2 BLK_PWR PWR 12V Default 5V 3 BKL_CONTROL 4 GND GND 5 GND GND 6 BKL_ENABLE 3 3V Note 1 Backlight Power can be 12V or 5V set by BOM SKU R466 for 12V and SKU R2679 for 5V Default is 12V Note 2 CN2 max current 2A 2 4 3 LVDS eDP Reserved CN3 Pin Pin Name Signal Type Signal Level 1 VDD PWR 3 3V 2 VDD PWR 3 3V 3 VDD PWR 3 3V 4 GND GND ...

Page 27: ...LVD1_CA_1_DP EDP_LANE1_DP DIFF 10 GND GND 11 LVD1_CA_0_DN EDP_LANE0_DN DIFF 12 LVD1_CA_0_DP EDP_LANE0_DP DIFF 13 GND GND 14 LVD1_CA_3_DN EDP_LANE3_DN DIFF 15 LVD1_CA_3_DP EDP_LANE3_DP DIFF 16 GND GND 17 LVD1_CA_CLKN EDP_AUX_DN DIFF 18 LVD1_CA_CLKP EDP_ AUX _DP DIFF 19 GND GND 20 LVD1_BKLCTL DDI0_BKLTCTL_R 21 LVD1_DDC_DATA 22 LVD1_BKLTEN DDI0_BKLTEN_R 23 LVD1_DDC_CLK DDI0_HPD 24 GND GND 25 GND GND ...

Page 28: ...ault 5V Note 1 Backlight Power can be 12V or 5V set by BOM SKU R466 for 12V and SKU R2679 for 5V Default is 12V Note 2 CN3 Backlight power max current 1 2A VDD power max current 1A 2 4 4 Dual HDMI Connector CN4 Pin Pin Name Signal Type Signal Level 1 HDMI_TX2 DIFF 2 GND GND 3 HDMI_TX2 DIFF 4 HDMI_TX1 DIFF 5 GND GND 6 HDMI_TX1 DIFF 7 HDMI_TX0 DIFF 8 GND GND 9 HDMI_TX0 DIFF 10 HDMI_CLK DIFF 11 GND G...

Page 29: ...6 DDC_DATA I O 5V 17 GND GND 18 5V PWR 5V 19 HDMI_HPD 20 HDMI_TX2 DIFF 21 GND GND 22 HDMI_TX2 DIFF 23 HDMI_TX1 DIFF 24 GND GND 25 HDMI_TX1 DIFF 26 HDMI_TX0 DIFF 27 GND GND 28 HDMI_TX0 DIFF 29 HDMI_CLK DIFF 30 GND GND 31 HDMI_CLK DIFF 32 NC 33 NC 34 DDC_CLK I O 5V 35 DDC_DATA I O 5V 36 GND GND 37 5V PWR 5V 38 HDMI_HPD ...

Page 30: ...LAN1_MDI1 DIFF 1P5 GND GND 1P6 GND GND 1P7 LAN1_MDI2 DIFF 1P8 LAN1_MDI2 DIFF 1P9 LAN1_MDI3 DIFF 1P10 LAN1_MDI3 DIFF 1L1 LAN1_LED_LNK _ACT Signal 1L2 V3P3A VDD 3 3V 1L3 LAN1_LED_100 Signal 1L4 LAN1_LED_1000 Signal 2P1 LAN2_MDI0 DIFF 2P2 LAN2_MDI0 DIFF 2P3 LAN2_MDI1 DIFF 2P4 LAN2_MDI1 DIFF 2P5 GND GND 2P6 GND GND 2P7 LAN2_MDI2 DIFF 2P8 LAN2_MDI2 DIFF 2P9 LAN2_MDI3 DIFF 2P10 LAN2_MDI3 DIFF ...

Page 31: ... 3V 2L3 LAN2_LED_100 Signal 2L4 LAN2_LED_1000 Signal 2 4 6 SATA Port CN6 Pin Pin Name Signal Type Signal Level 1 GND GND 2 SATA_1_TXP DIFF 3 SATA_1_TXN DIFF 4 GND GND 5 SATA_1_RXN DIFF 6 SATA_1_RXP DIFF 7 GND GND 2 4 7 5V SATA Power Connector CN7 Pin Pin Name Signal Type Signal Level 1 5V PWR 5V 2 GND GND Note CN7 SATA Power max current 1 5A ...

Page 32: ... 4 DIO_2 Signal 5 DIO_3 Signal 6 GND GND GND Note CN8 DIO power max current 0 5A 2 4 9 USB2 0 USB3 2 Dual Port Port 1 Port 2 CN9 Pin Pin Name Signal Type Signal Level 1 V5A_USB12 PWR 5V 2 USB2_0_DN DIFF 3 USB2_0_DP DIFF 4 GND GND 5 USB3_0_RXN DIFF 6 USB3_0_RXP DIFF 7 GND GND 8 USB3_0_TXN DIFF 9 USB3_0_TXP DIFF 10 V5A_USB12 PWR 5V 11 USB2_1_DN DIFF 12 USB2_1_DP DIFF ...

Page 33: ...B3_1_TXN DIFF 18 USB3_1_TXP DIFF Note CN9 USB Power max current 2 0A 1 0A for each port 2 4 10 USB2 0 Dual Port Header CN10 Pin Pin Name Signal Type Signal Level 1 V5A_USB34 PWR 5V 2 V5A_USB34 PWR 5V 3 USB2_2_DN DIFF 4 USB2_3_DN DIFF 5 USB2_2_DP DIFF 6 USB2_3_DP DIFF 7 GND GND 8 GND GND 9 GND GND 10 GND GND Note CN10 USB Power max current 2 0A 1 0A for each port ...

Page 34: ... Type Signal Level 1 PCIE_WAKE IN 2 3 3V PWR 3 3V 3 NC 4 GND GND 5 NC 6 1 5V PWR 1 5V 7 PCIE_CLK_REQ IN 8 NC 9 GND GND 10 NC 11 PCIE_REF_CLK DIFF 12 NC 13 PCIE_REF_CLK DIFF 14 NC 15 GND GND 16 NC 17 NC 18 GND GND 19 NC 20 W_DISABLE OUT 3 3V 21 GND GND 22 PCIE_RST OUT 3 3V 23 PCIE_RX SATA_RX DIFF 24 3 3V PWR 3 3V ...

Page 35: ...F 26 GND GND 27 GND GND 28 1 5V PWR 1 5V 29 GND GND 30 SMB_CLK I O 3 3V 31 PCIE_TX SATA_TX DIFF 32 SMB_DATA I O 3 3V 33 PCIE_TX SATA_TX DIFF 34 GND GND 35 GND GND 36 USB_D DIFF 37 GND GND 38 USB_D DIFF 39 3 3V PWR 3 3V 40 GND GND 41 3 3V PWR 3 3V 42 NC 43 GND GND 44 NC 45 NC 46 NC 47 NC 48 1 5V PWR 1 5V 49 NC 50 GND GND ...

Page 36: ... Type Signal Level 51 NC 52 3 3V PWR 3 3V 2 4 12 M 2 E Key Slot CN12 Pin Pin Name Signal Type Signal Level 1 GND GND 2 V3P3A PWR 3 3V 3 USB2_4_DP DIFF 4 V3P3A PWR 3 3V 5 USB2_4_DN DIFF 6 NC 7 GND GND 8 NC 9 NC 10 NC 11 NC 12 NC 13 NC 14 NC 15 NC 16 NC 17 NC 18 GND GND 19 NC 20 NC ...

Page 37: ...C 22 NC 23 NC 32 NC 33 GND GND 34 NC 35 PCIE_2_TXP DIFF 36 NC 37 PCIE_2_TXN DIFF 38 NC 39 GND GND 40 NC 41 PCIE_2_RXP DIFF 42 NC 43 PCIE_2_RXN GND 44 NC 45 GND GND 46 NC 47 PCIE_0_CLK_DP DIFF 48 NC 49 PCIE_0_CLK_DN DIFF 50 NC 51 GND GND 52 BUF_PLT_RST Signal 53 PCIE_CLKREQ 0 Signal 54 SOC_BT_EN Signal ...

Page 38: ...d PICO EHL4 Pin Pin Name Signal Type Signal Level 55 PCIE_WAKE Signal 56 SOC_WIFI_EN Signal 57 GND GND 58 NC 59 NC 60 NC 61 NC 62 NC 63 GND GND 64 NC 65 NC 66 NC 67 NC 68 NC 69 GND GND 70 NC 71 NC 72 V3P3A PWR 3 3V 73 NC 74 V3P3A PWR 3 3V 75 GND GND ...

Page 39: ...PWR 5V 2 V3P3A PWR 3 3V 3 CAN0_TX 4 CAN0_RX 5 GND GND 6 CAN1_TX 7 CAN1_RX 2 4 14 COM Dual Port Header CN15 Pin RS232 Signal RS422 Signal RS485 Signal 1 DCD_1 TX_1 DATA_1 2 DCD_2 TX_2 DATA_2 3 RX_1 TX_1 DATA_1 4 RX_2 TX_2 DATA_2 5 TX_1 RX_1 6 TX_2 RX_2 7 DTR_1 RX_1 8 DTR_2 RX_2 9 GND GND GND 10 GND GND GND 11 DSR_1 12 DSR_2 13 RTS_1 14 RTS_2 ...

Page 40: ...85 mode can be set by BIOS Default is RS 232 Note 2 RI1 5V 12V can be set by BOM R423 RI R369 12V R370 5V Default is RING Note 3 RI2 5V 12V can be set by BOM R424 RI R372 12V R373 5V Default is RING Note 4 Max current 0 5A for each port 2 4 15 SPI Port CN17 Pin Pin Name Signal Type Signal Level 1 SPI_SO Signal 2 GND GND 3 SPI_CLK Signal 4 V3P3A_SPI PWR 3 3V 5 SPI_SI Signal 6 SPI_CS Signal 7 NC ...

Page 41: ... 8V 4 ESPI_IO3 IN OUT 1 8V 5 V3 3S PWR 3 3V 6 ESPI_CS Signal 7 ESPI_RESET OUT 1 8V 8 GND GND 9 ESPI_CLK OUT 1 8V 10 SMB_DATA I2C_SDA IN OUT 3 3V 11 SMB_CLK I2C_CLK OUT 3 3V 12 SMB_ALERT INT_SERIRQ IN 3 3V 2 4 17 4 pin Smart Fan Connector CN19 Pin Pin Name Signal Type Signal Level 1 GND GND GND 2 V12S PWR 12V 3 FAN_TAC Signal 4 FAN_CTL Signal Note CN19 Smart Fan power max current 1 0A ...

Page 42: ...WR 12V 2 GND GND 2 4 19 Front Panel CN21 Pin Pin Name Signal Type Signal Level 1 GND GND 2 EXT_PWRBTN Signal 3 FP_IDELED Signal 4 V3P3S PWR 3 3V 5 FP_BUZZER Signal 6 V5S PWR 5V 7 GND 8 V3P3S PWR 3 3V 9 GND 10 HWRST Signal 2 4 20 DC Jack Power Input Reserved CN22 Pin Pin Name Signal Type Signal Level 1 V_IN PWR 12V 2 GND GND 3 GND GND ...

Page 43: ...me Signal Type Signal Level 1P1 LAN1_MDI0 DIFF 1P2 LAN1_MDI0 DIFF 1P3 LAN1_MDI1 DIFF 1P4 LAN1_MDI1 DIFF 1P5 GND GND 1P6 GND GND 1P7 LAN1_MDI2 DIFF 1P8 LAN1_MDI2 DIFF 1P9 LAN1_MDI3 DIFF 1P10 LAN1_MDI3 DIFF 1L1 LAN1_LED_LNK _ACT Signal 1L2 V3P3A VDD 3 3V 1L3 LAN1_LED_100 Signal 1L4 LAN1_LED_1000 Signal ...

Page 44: ...Chapter 2 Hardware Information 30 Pico ITX Board PICO EHL4 2 5 Thermal Assembly Options 2 5 1 Active Cooling Fan FAN01 Active Cooling Fan Part Number PICO EHL4 FAN01 ...

Page 45: ...Chapter 2 Hardware Information 31 Pico ITX Board PICO EHL4 2 5 2 Fan less Heatspreader HSP01 Heat spreader fan less assembly Part Number PICO EHL4 HSP01 ...

Page 46: ...Chapter 2 Hardware Information 32 Pico ITX Board PICO EHL4 2 5 3 Heatsink HSK01 with Heatspreader Heatsink with Heatspreader Part Number PICO EHL4 HSK01 ...

Page 47: ...Pico ITX Board PICO EHL41 Chapter 3 Chapter 3 AMI BIOS Setup ...

Page 48: ...tion against the values stored in the CMOS memory and BIOS NVRAM If a system configuration is not found or an error is detected the system will load the default configuration and reboot automatically There are four situations in which you will need to setup system configuration 1 You are starting your system for the first time 2 You have changed the hardware attached to your system 3 The system co...

Page 49: ...m and immediately press Del or ESC The following BIOS menus and their functions are listed below Main Set the date and time use tab to switch between date elements Advanced Access advanced hardware options and settings Chipset Chipset settings and options including memory and graphics settings Security Set setup administrator password and manage Secure Boot settings Boot Boot Options including Qui...

Page 50: ...Chapter 3 AMI BIOS Setup 36 Pico ITX Board PICO EHL4 3 3 Setup Submenu Main ...

Page 51: ...Chapter 3 AMI BIOS Setup 37 Pico ITX Board PICO EHL4 3 4 Setup Submenu Advanced ...

Page 52: ...ve Processor Cores All Optimal Default Failsafe Default 1 N Number of cores to enable in each processor package Intel VMX Virtualization Technology Disabled Enabled Optimal Default Failsafe Default When enabled a VMM can utilize the additional hardware capabilities provided by Vanderpool Technology ...

Page 53: ...Chapter 3 AMI BIOS Setup 39 Pico ITX Board PICO EHL4 3 4 2 PCH FW Configuration ...

Page 54: ...1 Firmware Update Configuration Options Summary Me FW Image Re Flash Enabled Disabled Optimal Default Failsafe Default Enable Disable Me FW Image Re Flash function FW Update Disabled Enabled Optimal Default Failsafe Default Enable Disable ME FW Update function ...

Page 55: ... EFI protocol and INT1A interface will not be available SHA 1 PCR Bank Disabled Optimal Default Failsafe Default Enabled Enable or Disable SHA 1 PCR Bank SHA256 PCR Bank Enabled Optimal Default Failsafe Default Disabled Enable or Disable SHA256 PCR Bank SHA384 PCR Bank Enabled Optimal Default Failsafe Default Disabled Enable or Disable SHA384 PCR Bank SM3_256 PCR Bank Enabled Optimal Default Fails...

Page 56: ...lsafe Default Disabled Enable or Disable Endorsement Hierarchy TPM 2 0 UEFI Spec Version TCG_2 Optimal Default Failsafe Default TCG_1_2 Select the TCH2 Spec Version Support TCG_1_2 the Compatible mode for Win8 Win10 TCG_2 Support new TCG2 protocol and event format for Win10 or later Physical Presence Spec Version 1 3 Optimal Default Failsafe Default 1 2 Select to Tell O S to support PPI Spec Versi...

Page 57: ...X Board PICO EHL4 3 4 4 SATA Configuration Options Summary SATA Controller s Enabled Optimal Default Failsafe Default Disabled Enable Disable SATA Device Port Enabled Optimal Default Failsafe Default Disabled Enable or Disable SATA Port ...

Page 58: ...ed Optimal Default Failsafe Default Disabled Enable or Disable SCS eMMC 5 1 Controller SDIO Access Mode Auto Optimal Default Failsafe Default ADMA SDMA Auto Option Access SD device in DMA mode if controller supports it otherwise in PIO mode DMA Option Access SD device in DMA mode PIO Option Access SD device in PIO mode ...

Page 59: ...Chapter 3 AMI BIOS Setup 45 Pico ITX Board PICO EHL4 3 4 6 Hardware Monitor ...

Page 60: ...de push pull to control 4 wire fans nLinear fan application circuit to control 3 wire fan speed by fan s power terminal nOutput PWM mode open drain to control Intel 4 wire fans Fan1 Smart Fan control Manual Duty Mode Auto Duty Cycle Mode Optimal Default Failsafe Default Smart Fan Mode select Manual Duty Mode 60 Optimal Default Failsafe Default Manual mode fan control user can write expected duty c...

Page 61: ...Chapter 3 AMI BIOS Setup 47 Pico ITX Board PICO EHL4 3 4 7 SIO Configuration ...

Page 62: ...his Device Disabled Enabled Optimal Default Failsafe Default Enable or Disable Serial Port COM Possible Use Automatic Settings Optimal Default Failsafe Default IO 2F8 IRQ 3 IO 3F8 IRQ 4 Select an optimal setting for IO device Mode RS232 Optimal Default Failsafe Default RS422 RS485 Uart RS232 422 485 selection ...

Page 63: ... Optimal Default Failsafe Default Always On Always Off Select power state when power is re applied after a power failure RTC wake system from S5 Disabled Optimal Default Failsafe Default Fixed Time Dynamic Time Bypass Fixed Time System will wake on the hr min sec specified Dynamic Time System will wake on the current time Increase minutes s Bypass BIOS will not control RTC wake function during sys...

Page 64: ...d PICO EHL4 3 4 9 Digital IO Port Configuration Options Summary DIO Port0 3 Output Optimal Default Failsafe Default Input Set DIO as Input or Output Output Level High Optimal Default Failsafe Default Low Set output level when DIO pin is output ...

Page 65: ...Chapter 3 AMI BIOS Setup 51 Pico ITX Board PICO EHL4 3 5 Setup Submenu Chipset ...

Page 66: ...Chapter 3 AMI BIOS Setup 52 Pico ITX Board PICO EHL4 3 5 1 System Agent SA Configuration ...

Page 67: ...Chapter 3 AMI BIOS Setup 53 Pico ITX Board PICO EHL4 3 5 1 1 Memory Configuration ...

Page 68: ...3 AMI BIOS Setup 54 Pico ITX Board PICO EHL4 3 5 1 2 Graphics Configuration Options Summary Internal Graphics Auto Optimal Default Failsafe Default Disabled Enabled Keep IGFX enabled based on the setup options ...

Page 69: ... Disabled Enabled Optimal Default Failsafe Default Enable Disable this panel LVDS Panel Type 640X480 60HZ 800X480 60HZ 800X600 60HZ 1024X600 60HZ 1024X768 60HZ Optimal Default Failsafe Default 1280X768 60HZ 1280X800 60HZ 1280X1024 60HZ 1366X768 60HZ 1440X900 60HZ Select panel type Table Continues on Next Page ...

Page 70: ...BIOS Application Select backlight control signal type Backlight Type Normal Optimal Default Failsafe Default Inverted Select backlight control signal type Backlight Level 0 10 20 30 40 50 60 70 80 Optimal Default Failsafe Default 90 100 Select backlight control level Backlight PWM Freq 100Hz 200Hz 220Hz Optimal Default Failsafe Default 500Hz 1KHz 2 2KHz 6 5KHz Select PWM frequency of backlight con...

Page 71: ...nabled Optimal Default Failsafe Default Disabled Control Detection of the HD Audio device Disabled HDA will be unconditionally disabled Enabled HDA will be unconditionally enabled Full MiniCard Slot Function CN11 SATA Optimal Default Failsafe Default PCIe Select function enabled for Full MiniCard CN11 Slot ...

Page 72: ... the user enters the Setup utility A User Password does not provide access to many of the features in the Setup utility Select the password you wish to set and press Enter In the dialog box enter your password must be between 3 and 20 letters or numbers Press Enter and retype your password to confirm Press Enter again to set the password Removing the Password Select the password you want to remove...

Page 73: ...is in User mode The mode change requires platform reset Secure Boot Mode Custom Optimal Default Failsafe Default Standard Secure Boot mode options Standard or Custom In Custom mode Secure Boot Policy variables can be configured by a physically present user without full authentication Restore Factory Keys Force System to User Mode Install factory default Secure Boot key databases Reset To Setup Mod...

Page 74: ...mode Restore Factory Keys Force System to User Mode Install factory default Secure Boot key databases Reset To Setup Mode Delete all Secure Boot key databases from NVRAM Export Secure Boot variables Copy NVRAM content of Secure Boot variables to files in a root folder on a file system device Enroll Efi Image Allow the image to run in Secure Boot mode Enroll SHA256 Hash certificate of a PE image in...

Page 75: ...zed Signature database db Restore DB defaults Restore DB variable to factory defaults Secure Boot Variables Enroll Factory Defaults or load certificates from a file 1 Public Key Certificate in a EFI_SIGNATURE_LIST b EFI_CERT_X509 DER encoded c EFI_CERT_RSA2048 bin d EFI_CERT_SHAXXX 2 Authenticated UEFI Variable 3 EFI PE COFF Image SHA256 Key Source Default External Mixed ...

Page 76: ...lt Enable or Disable Quiet Boot option Network Stack Disabled Optimal Default Failsafe Default Enabled Enable Disable UEFI Network Stack IPv4 PXE Support Disabled Optimal Default Failsafe Default Enabled Enable Disable IPv4 PXE boot support If disabled IPv4 PXE boot support will not be available FIXED BOOT ORDER Priorities Sets the system boot order ...

Page 77: ...Chapter 3 AMI BIOS Setup 63 Pico ITX Board PICO EHL4 3 8 Setup Submenu Save Exit ...

Page 78: ...Pico ITX Board PICO EHL4 Chapter 4 Chapter 4 Drivers Installation ...

Page 79: ...ed and follow the steps below to install them Step 1 Install Chipset Driver 1 Open the Intel Chipset folder 2 Run the SetupChipset exe file 3 Follow the instructions 4 Drivers will be installed automatically Step 2 Install Graphics Driver 1 Open the Intel Graphics folder 2 Run the igxpin exe file 3 Follow the instructions 4 Driver will be installed automatically Step 3 Install Serial IO Driver 1 O...

Page 80: ...5 Install LAN Driver 1 Open the LAN folder 2 Run the Install_Win10_10050_08132021 exe file 3 Follow the instructions 4 Driver will be installed automatically Step 6 Peripheral Drivers 1 Open the Peripheral Drivers folder 2 Peripheral Drivers inf files will need to be installed manually For Linux Peripheral Drivers follow the instructions included in the file to download and install the relevant dr...

Page 81: ...Pico ITX Board PICO EHL4 Appendix A Appendix A Mating Connectors ...

Page 82: ...CN6 SATA Molex 887505318 SATA Cable 1709070500 CN7 SATA Power JST PHR 2 SATA Power Cable 1702150155 CN8 4 bit DIO Header PINREX 633 92 03GB00 N A N A CN10 USB2 0 Header ACES 50247 010H0H0 0 01 USB2 0 Cable 170010010D CN13 CAN Bus Header JCTC HSG 11002H00 7P TER 11002TOP 2E CAN Bus Cable 170X000316 CN15 COM Header JST SHDR 20V S B COM Port Cable 170X000231 CN18 eSPI SMBUS I2C JST SHR 12V S B LPC eS...

Page 83: ...Pico ITX Board PICO EHL4 Appendix B Appendix B I O Information ...

Page 84: ...Appendix B I O Information 70 Pico ITX Board PICO EHL4 B 1 Direct Memory Access DMA Map ...

Page 85: ...Appendix B I O Information 71 Pico ITX Board PICO EHL4 B 2 I O Address Map ...

Page 86: ...Appendix B I O Information 72 Pico ITX Board PICO EHL4 B 3 IRQ Mapping Chart ...

Page 87: ...Appendix B I O Information 73 Pico ITX Board PICO EHL4 ...

Page 88: ...Appendix B I O Information 74 Pico ITX Board PICO EHL4 ...

Page 89: ...Appendix B I O Information 75 Pico ITX Board PICO EHL4 ...

Page 90: ...Appendix B I O Information 76 Pico ITX Board PICO EHL4 ...

Page 91: ...Appendix B I O Information 77 Pico ITX Board PICO EHL4 ...

Page 92: ...Appendix B I O Information 78 Pico ITX Board PICO EHL4 ...

Page 93: ...Appendix B I O Information 79 Pico ITX Board PICO EHL4 ...

Page 94: ...Appendix B I O Information 80 Pico ITX Board PICO EHL4 ...

Page 95: ...Appendix B I O Information 81 Pico ITX Board PICO EHL4 ...

Page 96: ...Appendix B I O Information 82 Pico ITX Board PICO EHL4 ...

Page 97: ...Appendix B I O Information 83 Pico ITX Board PICO EHL4 B 4 Large Memory Map ...

Page 98: ...Appendix B I O Information 84 Pico ITX Board PICO EHL4 B 5 Memory Address Map ...

Page 99: ...Appendix B I O Information 85 Pico ITX Board PICO EHL4 ...

Page 100: ...Pico ITX Board PICO EHL4 Appendix C Appendix C Watchdog Timer Programming ...

Page 101: ...y send a signal to reset the watchdog timer If the system does not reset the watchdog timer it will timeout and force the system into recovery and or reboot The following sections refer to additional software used for programming your board such as the AAEON Framework AAEON SDK and AAEON Windows EAPI If you need assistance with utilizing these tools programming your Watchdog Timer or would like ad...

Page 102: ...K is installed and double click the icon The following dialog box will appear Count Mode Set Watchdog Timer to count in minutes or seconds Time Count The length of time in minutes or seconds before the Watchdog Timer will initiate a system recovery reboot Set After selecting Count Mode and Time Count this will save your changes and enable the Watchdog Timer function Clear This will reset settings ...

Page 103: ... C C based app make sure the lib files and executable files are in the same folder The following shows how to build and run codes There are two scenarios to invoke Watchdog Timer functions 1 Use EApiWDogStart After EAPiWDogStart Delay Event Timeout Reset Timeout A B C D 2 Use EApiWDogTrigger After EApiWDogTrigger Event Timeout Reset Timeout E F G Stage A Watchdog is started Stage B Initial Delay P...

Page 104: ...to get maximum Supported Delay Supported Event Timeout Supported Reset Timeout of the watchdog timer Parameters Function Parameters pMaxDelay Maximum Supported Delay in milliseconds pMaxEvenTimeout Maximum Supported Event Timeout in milliseconds 0 Unsupported pMaxResetTimeout Maximum Supported Reset Timeout in milliseconds Condition Return Values Library Uninitialized EAPI_STATUS_NOT_INITIALIZED p...

Page 105: ...with new values to restart If the hardware implementation of the watchdog timer does not allow the user to select the exact time they want the EAPI will select the next longer time setting available Parameters Function Parameters Delay Delay in milliseconds Minute Control minutes or seconds EventTimeout Event Timeout in milliseconds ResetTimeout Reset Timeout in milliseconds Condition Return Value...

Page 106: ...API_STATUS_NOT_INITIALIZED Watchdog Not Started EAPI_STATUS_ERROR Common Error Common Error Code Others EAPI_STATUS_SUCCESS C 3 1 4 EapiWDogStop Command Line EapiWDogStop Use this command to close the Watchdog Instance This will disable the Watchdog Timer and clear previous settings Parameters Function Parameters None Condition Return Values Library Uninitialized EAPI_STATUS_NOT_INITIALIZED Common...

Page 107: ...PI_STATUS_SUCCESS C 3 1 6 EapiWDogGetStatus Command Line EapiWDogGetStatus __OUTOPT uint32_t pwdtMinute __OUTOPT uint32_t pwdtCountTime __OUTOPT uint32_t pwdtReloadTime Use this command to get the Watchdog Timer mode time count value and reload timer Parameters Function Parameters pwdtMinute Get the mode of minute or second pwdtCountTime Get WDT time count pwdtReloadTime Get WDT ReloadTime Conditi...

Page 108: ...__IN uint32_t wdtReloadTime Use this command to set Watchdog Timer mode time count value and reload timer Parameters Function Parameters wdtMinute Set the mode of minute or second wdtCountTime Set WDT time count wdtReloadTime Set WDT ReloadTime Condition Return Values Library Uninitialized EAPI_STATUS_NOT_INITIALIZED Common Error Common Error Code Others EAPI_STATUS_SUCCESS ...

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