Bmc function application for single unit (50 pages)
Summary of Contents for Advantech ASMB-825 Series
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User Manual ASMB-825 Series ® Dual LGA 3647-P0 Intel Xeon Server Board with 6 DDR4, 4 PCIe x16, 8 SATA3.0, 6 USB3.0, Dual 10GbE, IPMI...
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No part of this manual may be reproduced, copied, translated, or transmitted in any form or by any means without the prior written permission of Advantech Co., Ltd. The information provided in this manual is intended to be accurate and reliable.
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Advantech has come to be known. Your satisfaction is our primary concern. Here is a guide to Advantech’s cus- tomer services.
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Initial Inspection Before installing motherboard, please make sure that the following materials have been shipped: 1 x ASMB-825 ATX motherboard 1 x ASMB-825 Startup Manual 1 x Driver CD 2 x Serial ATA HDD data cables 1 x I/O port bracket ...
Introduction The ASMB-825 serverboard is the most advanced Intel Xeon Processor Scalable Family series board for server-grade IPC applications that require high-performance computing power & multi-expansion slots. This serverboard supports Intel Xeon Scal- able series processor and DDR4 ECC-REG 2133/2400/2666/2933 MHz memory up to 768GB.
Specifications Table 1.1: Specifications Processor Dual Intel LGA3647 Xeon processor sockets Supports Intel 1st and 2nd Gen Xeon Scalable family, up to 26 cores Supports the TDP of processor up to 150 W System Memory DDR4 memory bus ...
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Table 1.1: Specifications Power Connector 1 x 24-pin SSI EPS 12V power connector (Input 12V, 5V, 3.3V, System Power 5Vsb) 2 x 8-pin SSI EPS 12V power connector for CPU & Memory power CPU Power (12V) PCIe slot power 1 x 4-pin 12V power connector for PCIe slot 12V input Expansion Slots 4 x PCIe x16 slot (Gen3 x16 link) ...
Board Layout, Jumpers and Connectors Connectors on the ASMB-825 are linked to external devices such as hard disk drives. In addition, ASMB-825 has a number of jumpers that are used to configure the system for specific applications. The tables below list the functions of each jumper and connector. Later sections in this chapter give instructions for setting jumpers.
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Table 1.2: Onboard LAN LED Color Definition 10/100/1000 Mbps LAN Link/Activity LED Scheme LAN1 & LAN2 (1G) Left LED Right LED Link Green 10 Mbps Active Blinking green Link Amber Green 100 Mbps Active Amber Blinking green Link Green Green 1000 Mbps Active Green...
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Table 1.4: Connectors Label Function ATX12V1 SSI EPS 12V auxiliary power connector (for CPU0) and memory ATX12V2 SSI EPS 12V auxiliary power connector (for CPU1) and memory ATXPWR1 SSI EPS 24-pin main power connector (for system) For optional battery kit BIOS_SKT1 BIOS SPI ROM BMC_CN1, BMC_CN2...
Table 1.4: Connectors USB11 USB 2.0 port 11 (Type-A) VGA1_COM1 VGA+COM connector VOLT1 Voltage display VROC1 Intel Virtual RAID (VROC) key Table 1.5: Onboard LED Description LED Definition Off: On (Green): 5V_LED1 Power on LED Power off System is On On (Green): Off: 5VSB_LED1 Standby LED...
Memory Installation Memory performance is affected by different DIMM configurations. To reach optimal memory interleaving, be sure to install identical DIMM types with the same size, speed, and number of ranks on those memory slots corresponding to the correct pro- cessor.
Table 1.8: DCPMM Population Matrix Symmetric Population within CPU0 and CPU1 Modes DIMMI2 DIMMH1 DIMMG1 DIMMC1 DIMMB1 DIMMA1 DCPMM DCPMM DRAM1 DRAM1 DRAM1 DRAM1 DCPMM DRAM1 DRAM1 DCPMM DRAM1 DRAM1 AD+MM DCPMM DRAM3 DRAM3 DCPMM DRAM3 DRAM3 AD: App Direct Mode; MM: Memory Mode; AD+MM: Mixed Mode. ...
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Install CPU on CPU clip and align pin 1 mark. Install the CPU clip assembly on the heatsink as a processor + heatsink module. ASMB-825 User Manual...
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Put the processor heatsink module into the motherboard bolster plate by using a T-30 screw driver (follow heatsink label direction 1-2-3-4). ASMB-825 User Manual...
Introduction You can access most of the connectors from the top of the board as it is being installed in the chassis. If you have a number of cards installed, you may need to par- tially remove a card to make all the connections. USB Ports (USB1~11) The USB ports comply with USB 2.0 &...
VGA Connector (VGA1) The ASMB-825 includes a VGA interface that can drive conventional CRT and LCD displays. VGA1 Serial Ports (COM1~2) The ASMB-825 offers one serial port on the rear plate and one 2.50mm onboard with 2 x 5-pin pitch. COM1 COM2 ASMB-825 User Manual...
PS2 Keyboard and Mouse Connectors (KBMS2) The 6-pin KBMS2 connector is for additional keyboard & mouse device usage. KBMS2 KBMS2 CPU Fan Connector (CPUFAN0~1) If a fan is used, this connector supports cooling fans that draw up to 1.5A (18W). CPUFAN1 CPUFAN0~1 CPU FAN1...
System Fan Connector (SYSFAN0~4) SYSFAN4 SYSFAN0~4 SYSFAN0 SYSFAN3 SYSFAN1 SYSFAN2 Front Panel Connector (JFP1) There are several external switches and LEDs to monitor and control the ASMB-825. JFP3 JFP1 + JFP2 ASMB-825 User Manual...
2.9.1 Power LED (JFP3) JFP3 pin 1 and pin 3 are for the power LED. Refer to Appendix B for detailed infor- mation on the pin assignments. If an ATX power supply is used, the system’s power LED status will be as indicated. Table 2.1: ATX Power Supply LED Status ACPI Power Mode LED (ATX power)
2.9.5 Case Open (JCASE1) A Chassis Intrusion header is located at JCASE1 on the motherboard. Attach the appropriate cable from the chassis to be informed of a chassis intrusion when the chassis has been opened. The default function is disabled and Pin 1-2 is bridged by a jumper cap.
2.11 Front Panel LAN Indicator Connector (LANLED1) LANLED1 LANLED1 2.12 SATA and M.2 Connector (SATA0~7, M2_2280) ASMB-825 features eight serial ATA III interfaces (up to 600 MB/s) which eases cabling to hard drives with thin and long cables. The M.2 2280 connector can support both SATA and PCIe SSD devices.
2.13 PCIe Expansion Slots The ASMB-825 provides six expansion slots that can support three double-deck cards. The riser card for 1U or 2U chassis can be used in slot-6 only. PCIEX16 PCIEX16 PCIEX16 _SLOT6 _SLOT4 _SLOT2 PCIEX16 PCIEX8 PCIEX8 _SLOT5 _SLOT1 _SLOT3 Slot Length...
2.14 Auxiliary Power Connector (ATXPWR1/ ATX12V1/ATX12V2) ATX12V2 ATXPWR1 ATX12V1 Note! Please use a power supply of SSI type; minimum output should be at least 700W with 5Vsb @2.5A. ATXPWR1 & ATX12V1 & ATX12V2 should be all connected with power supply, otherwise ASMB-825 will not boot up normally. ASMB-825 User Manual...
ASMB-825 has one audio connector for Advantech's audio board (P/N: PCA-AUDIO- HDB1E) installation. HDAUD1 HDAUD1 2.16 LPC Connector (LPC2) ASMB-825 has one LPC connector that can be used to install Advantech's TPM Module (P/N: PCA-TPM-00A1E, PCA-TPM-00B1E) for security management. LPC2 LPC2 ASMB-825 User Manual...
2.17 CMOS Clear and ME Update Connector (JCMOS1, JME1) Setting jumper from pin 1-2 to pin 2-3, then back to pin 1-2 resets CMOS data. JME1 JCMOS1 JCMOS1 JME1 2.18 PMBUS Connector (PMBUS1) PMBUS1 PMBUS1 ASMB-825 User Manual...
2.19 Front Panel SMBUS Connector (SMBUS1) SMBUS1 SMBUS1 2.20 IPMI Module Connector (BMC_CN1) Enabling IPMI feature through BMC_CN1 and BMC_CN2. The BMC Module has already been pre-installed on ASMB-825I and ASMB-825T2 sku. BMC_CN1 BMC_CN1 ASMB-825 User Manual...
2.21 VOLT1 Connector (VOLT1) VOLT1 connects to the alarm board on the Advantech chassis. These alarm boards give warnings if a power supply or fan fails, if the chassis overheats, or if the back- plane malfunctions. VOLT1 VOLT1 2.22 GPIO Connector (GPIO1)
2.23 Intel Virtual RAID (VROC1) Intel VROC license key of VMD allows NVMe SSDs to connect via PCIe and directly manages the CPU for better RAID performance. Enable NVMe SSD RAID, hot-plug and LED management features via VROC connector. VROC1 2.24 NVMe RAID LED Control (PEHP1) Connect to storage chassis to enable NVMe RAID LED control feature.
Introduction With the AMI BIOS Setup program, you can modify BIOS settings and control the special features of your computer. The Setup program uses a number of menus for making changes and turning the special features on or off. This chapter describes the basic navigation of the ASMB-825 setup screens.
BIOS Setup 3.2.1 Main Menu Press <Del> during bootup to enter AMI BIOS CMOS Setup Utility; the Main Menu will appear on the screen. Use arrow keys to select among the items and press <Enter> to accept or enter the sub-menu. The Main BIOS setup screen has two main frames.
3.2.2 Advanced BIOS Features Setup Select the Advanced tab from the ASMB-825 setup screen to enter the Advanced BIOS setup screen. You can select any of the items in the left frame of the screen, such as CPU configuration, to go to the sub menu for that item. You can display an Advanced BIOS Setup option by highlighting it using the <Arrow>...
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3.2.2.1 Intel Virtual RAID on CPU 3.2.2.2 Driver Health ASMB-825 User Manual...
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3.2.2.3 Trusted Computing Security Device Support Enables or Disables BIOS support for security devices. Note! Purchase Advantech LPC TPM module to enable TPM function. P/N: PCA-TPM-00A1E_B1E. ASMB-825 User Manual...
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3.2.2.4 ACPI Settings Enable Hibernation Enable or Disable hibernation feature. Lock Legacy Resources Enable or Disable lock legacy resources feature. PowerOn By Modem Enable or Disable power on by modem feature. ASMB-825 User Manual...
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3.2.2.5 IT8528 EC Super IO Configuration Serial Port 1 Configuration – Serial Port Enable or Disable serial port 1. – Change Settings To select an optimal setting for serial port 1. ASMB-825 User Manual...
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Serial Port 2 Configuration – Serial Port Enable or Disable serial Port 2. – Change Settings To select an optimal setting for serial port 2. ASMB-825 User Manual...
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3.2.2.6 IT8528 HW Monitor Watchdog Timer Enable or Disable the watchdog timer function. CPU ACPI Shutdown Temperature Enable or Disable the ACPI shutdown temperature threshold. When the system reaches the shutdown temperature, it will be automatically shut down by ACPI OS to protect the system from overheat damage.
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3.2.2.7 Serial Port Console Redirection ASMB-825 User Manual...
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COM1 Console Redirection Settings ASMB-825 User Manual...
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– Terminal Type Select a terminal type to be used for console redirection. Options available: VT100/VT100+/ANSI/VT-UTF8. – Bits Per Second Select the baud rate for console redirection. Options available: 9600/19200/57600/115200. – Data Bits – Parity A parity bit can be sent with the data bits to detect some transmission errors. Even: parity bit is 0 if the number of 1's in the data bits is even.
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Legacy Console Redirection Settings Select a COM port to display redirection of Legacy OS and Legacy OPROM Messages. Console Redirection Settings ASMB-825 User Manual...
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– Out-of-Band Mgmt Port To select the com port user would like to set for having console redirection feature. – Terminal Type Set as "VT100", "VT100+", "VT-UTF8", or "ANSI". "VT-UTF8" is the default setting. – Bits Per Second To select serial port transmission. Speed must be matched on the other side. It can be set as "9600", "19200", "57600", or "115200".
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3.2.2.9 UEFI Network Stack Configuration Enable or Disable UEFI network stack function. ASMB-825 User Manual...
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3.2.2.10 CSM Configuration CSM Support Enable or Disable UEFI CSM (Compatibility Support Module) to support a leg- acy PC boot process. GateA20 Active This items is useful when RT code is executed above 1MB. When it's set as "Upon Request", GA20 can be disabled using BIOS services.
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Option ROM Messages To "Force BIOS or keep current" to set the display mode for Option ROM. Boot option filter Change UEFI/legacy ROM priority for boot option. ASMB-825 User Manual...
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Network Control the execution of UEFI and legacy PXE OpROM. Storage Control the execution of UEFI and legacy storage OpROM. ASMB-825 User Manual...
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3.2.2.11 NVMe Configuration Setup NVMe device options. 3.2.2.12 USB Configuration ASMB-825 User Manual...
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Legacy USB Support This is for supporting USB device under a legacy OS such as DOS. When choosing "Auto", the system will automatically detect if any USB device is plugged into the computer and enable USB legacy mode when a USB device is plugged, or disable USB legacy mode when no USB device is attached.
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Device Reset Time-out Selects the USB device reset time-out value. [10,20,30,40 sec] Device Power-up Delay This item appears only when Device power-up delay item is set to [manual]. ASMB-825 User Manual...
Mass Storage Devices Default is "Auto" to enumerate mass storage devices according to media format. 3.2.3 Platform Configuration ASMB-825 User Manual...
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3.2.3.1 PCH Configuration PCH Devices This item is to set up IO Controller Hub devices. – SMBus Controller Enable or Disable SMBus controller. ASMB-825 User Manual...
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– Restore AC Power Loss Specify what state to go to when power is re-applied after a power failure (G3 state). ASMB-825 User Manual...
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– PCH CRID Enable or Disable PCH compatibility revision ID (CRID) functionality. – Case Open Warning Enable or Disable the chassis intrusion monitoring function. When enabled and the case is opened, the warning message will show in POST screen. ASMB-825 User Manual...
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– Azalia Enable or Disable Azalia device. – VGA Priority Determines priority between onboard and 1st off-board video device found. ASMB-825 User Manual...
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– RTC Wake system from S4/S5 Enable or Disable system wake on alarm event. PCIe M.2 Slot Configuration – PCIe M.2 Slot Enable or Disable the PCI Express root port. ASMB-825 User Manual...
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– PCIe Speed Configure PCI Express speed. PCH SATA Configuration ASMB-825 User Manual...
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– SATA Controller Enable or Disable SATA devices. – Configure SATA as Set as AHCI or RAID when SATA Controllers are enabled. – Support ALPM Enable or Disable Aggressive Link Power Management (ALPM) protocol for Advanced Host Controller Interface-compliant (AHCI) Serial ATA (SATA) devices.
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PCH sSATA/M.2 Configuration – sSATA/M.2 Controller Enable or Disable sSATA/M.2 Controller. – SATA M.2 Port Enable or Disable SATA port. ASMB-825 User Manual...
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Networking – LAN1 Controller Enable or Disable Intel I210 Controller support. – LAN1 PXE OpROM Enable or Disable Boot option for Intel I210 controller. – LAN2 Controller Enable or Disable Intel I210 Controller support. – LAN2 PXE OpROM Enable or Disable Boot option for Intel I210 controller. –...
3.2.3.2 Server ME Configuration This page shows the Server ME configuration information. 3.2.4 Socket Configuration ASMB-825 User Manual...
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3.2.4.1 Processor Configuration ASMB-825 User Manual...
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Per-Socket Configuration Use this to select how many processor cores you want to activate when you are using a dual or quad core processor. Hyper-threading [All] Enable or Disable Intel Hyper Threading technology. Execute Disable Bit Enable or Disable the Execute Disable Bit feature. The Optimal and Fail-Safe default setting is Enabled.
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3.2.4.2 UPI Configuration UPI Status Display information of Intel UltraPath Interconnect (UPI). ASMB-825 User Manual...
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Link Speed Mode Select the QPI link speed as either the Fast mode or Slow mode. ASMB-825 User Manual...
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Link Frequency Select Allows for selecting the QPI Link frequency. Link L0p Enable Enable or Disable QPI Link0p. ASMB-825 User Manual...
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Link L1 Enable Enable or Disable QPI Link1. 3.2.4.3 Memory Configuration Numa Enable or Disable non uniform memory access (NUMA). Memory Technology Display memory topology with DIMM population information. ASMB-825 User Manual...
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3.2.4.4 IIO Configuration Socket0 PCIe Configuration PCIe port bifurcation control and select target link speed as Gen1, Gen2, Gen3. ASMB-825 User Manual...
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Intel VT for Directed I/O (VT-d) Enable or Disable Intel Virtualization Technology for Directed I/O. ASMB-825 User Manual...
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Intel VMD technology Enable or Disable Intel Volume Management Device Tehnology. ASMB-825 User Manual...
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PCIe Hot Plug Enable or Disable PCIe hot plug globally. PCI-E ASPM Support (Global) Set the ASPM level to Disable, Per-Port or L1 state only. ASMB-825 User Manual...
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3.2.4.5 Advanced Power Management Configuration CPU P State Control ASMB-825 User Manual...
3.2.5 Server Management BMC Support Enable or Disable interfaces to communicate with BMC. Wait for BMC If enabled, motherboard will wait 30 ~ 60 seconds until BMC module boots up completely. After that, the normal BIOS post screen will be displayed. If disabled, motherboard will not wait for BMC module's response.
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3.2.5.1 System Event Log SEL Components Enable/Disable all features of system event logging during boot. Erase SEL Choose options for erasing SEL. When SEL is Full Choose options for reactions to a full SEL. Log EFI Status Codes ...
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3.2.5.2 BMC Self Test Log Erase Log Erase log options. When Log is Full Select the action to be taken when log is full. ASMB-825 User Manual...
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3.2.5.3 BMC Network Configuration Configuration Address Source Select to configure LAN channel parameters statically or dynamically (by BMC). Unspecified option will not modify any BMC network parameters during BIOS phase. ASMB-825 User Manual...
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Note! With AC power & Battery. Short CMOS1 Jumper: Date/Time & Password: Keep Setting: reset to default AC power and CMOS battery are removed. Short CMOS1 Jumper: Date/Time: reset to default Password: Keep Setting: reset to default ASMB-825 User Manual...
3.2.7 Boot Setup Prompt Timeout Number of seconds to wait for setup activation key. Bootup NumLock State Select the keyboard NumLock state as "On" or "Off". Quiet Boot Enable or Disable quiet boot option. Boot Option Priorities ...
3.2.8 Save & Exit Save Changes and Exit Exit system setup after saving the changes. Discard Changes and Exit Exit system setup without saving any changes. Save Changes and Reset Reset the system after saving changes. Discard Changes and Reset ...
Before Beginning To facilitate the installation of the enhanced display drivers and utility software, read the instructions in this chapter carefully. The drivers for the ASMB-825 are located on the software installation CD. Before beginning, it is important to note that most display drivers need to have the relevant software application already installed on the system prior to installing the enhanced display drivers.
Windows Series Driver Setup Insert the driver CD into your system's CD-ROM drive. When the folder is displayed, move the mouse cursor over the folder "01_Chipset". Find the executable in this folder, click to install the driver. ASMB-825 User Manual...
Introduction Install the ASPEED VGA driver to enable this function, which includes the following features: 32-bit 2D graphics engine on board for normal use. 64 MB RAM for this chip, the highest resolution is 1920x1200. Windows Series Driver Setup Insert the driver CD into your system's CD-ROM drive.
LAN Configuration 6.1.1 Introduction ASMB-825 serverboard features two Gigabit Ethernet LAN connections via dedi- ® ® cated PCI Express x1 lanes: GbE LAN1 (Intel I210) and GbE LAN2 (Intel I210), ® and two 10GbE LAN3 and LAN4 (Intel X557 PHY). These connections eliminate bottlenecks of network data and incorporate Gigabit Ethernet at 10Gbps.
USB 3.0 6.2.1 Introduction ASMB-825 offers six USB 3.0 ports, two in rear side and four via onboard header. The USB 3.0 could provide the bandwidth up to 500MB/s to shorter the time for data transmission. 6.2.2 Windows Series Driver Setup Insert the driver CD into your system's CD-ROM drive.
The ASMB-825’s watchdog timer can be used to monitor system software operation and take corrective action if the software fails to function within the programmed period. This section describes the operation of the watchdog timer and how to pro- gram it. Watchdog Timer Overview The watchdog timer is built in to the EC controller IT8528E.
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Write 0x57 to 0x299 port Watchdog Event Wait IBF clear 0x29A, BIT1, = 0 Write 0x04 to 0x299 port (Warm) Reset event Wait IBF clear 0x29A, BIT1, = 0 Write 0x28 to 0x29A Start watchdog Wait 1 ~ 9 Wait IBF clear 0x29A, BIT1, = 0 Write 0x29 to 0x29A Stop watchdog...
USB2.0 Header (USB3_4, USB9_10) Table B.1: USB Header (USB3_4, USB9_10) Signal Signal USB_VCC5 USB_VCC5 USB_D- USB_D- USB_D+ USB_D+ USB3.0 Header (USB5_6, USB7_8) Table B.2: USB Header (USB5_6, USB7_8) Signal Signal +5 V STDA_SSRX- STDA_SSRX+ STDA_SSRX-TX- STDA_SSRX+TX+ STDA_SSRX+TX+ STDA_SSRX-TX- STDA_SSRX+ STDA_SSRX- +5 V ASMB-825 User Manual...
External Keyboard Connector (KBMS2) Table B.5: External Keyboard Connector (KBMS2) Signal KB CLK KB DATA MS DATA MS CLK System & CPU Fan Power Connector (SYSFAN0~4, CPUFAN0~1) Table B.6: CPU FAN Connector (CPUFAN0~1) CPUFAN0 CPUFAN1 +12V +12V CPU_TACH CPU_TACH CPU0_PWM CPU1_PWM Table B.7: SYS FAN Connector (SYSFAN0~4) SYS FAN0...
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Power LED (JFP3) Table B.8: Power LED Connector (JFP1) Function LED power (3.3 V) Ground External Speaker Connector (JFP2) 1 4 7 10 Table B.9: External Speaker Connector (JFP2) Function SPK+ SPK- Reset Connector (JFP1) 9 12 Table B.10: Reset Connector (JFP1) Signal RESET ASMB-825 User Manual...
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B.10 HDD LED Connector (JFP1) Table B.11: HDD LED Connector (JFP1) Signal HDD_LED+ HDD_LED- B.11 ATX Soft Power Switch (JFP1) Table B.12: ATX Soft Power Switch (JFP1) Signal PWR-BTN B.12 SMBus Connector (SMBUS1) Table B.13: Front panel SMBus Connector (SMBUS1) Signal +3.3V_AUX SMB_SCL_FRU...
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B.13 USB & LAN Ports (USB1_2 and LAN1_2, LAN3_4) Table B.14: USB Port (USB1_2) Signal VBUS StdA_SSRX- StdA_SSRX+ GND_DRAIN StdA_SSTX- StdA_SSTX- Table B.15: Giga LAN 10/100/1000 Base-T RJ-45 Port (LAN1_2, LAN3_4) Signal Signal MID0+ MID2+ MID0- MID2- MID1+ MID3+ MID1- MID3- B.14 Audio Connector (HDAUD1)
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B.15 Alarm Board Connector (VOLT1) Table B.17: Alarm Board Connector (VOLT1) Signal Signal 5VSB +3.3V -12V +12V B.16 Case Open Connector (JCASE1) Table B.18: Case Open Connector (JFP1) Signal CASEOP B.17 Front Panel LAN LED Connector (LANLED1) Table B.19: LAN LED Connector (LANLED1) Signal Signal LAN1_ACT#...
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B.18 SATA SGPIO Connector (SGPIO1) Table B.20: SATA SGPIO Connector (SGPIO1) Signal SCLOCK_PCH SLOAD_PCH SDATAOUT0_PCH SDATAOUT1_PCH B.19 LPC Connector (LPC2) Table B.21: LPC Connector (LPC2) Signal Signal CLK_33M_TPM LPC_AD1 PLTRST_LPC LPC_AD0 LPC_FRAME +3.3V LPC_AD3 LPC_AD2 SMB_SCL_LPC SERIRQ_PCH SMB_SDA_LPC +5V_AUX ASMB-825 User Manual...
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B.20 Clear CMOS Connector (JCMOS1, JME1) Table B.22: Clear CMOS Connector (JCMOS1, JME1) Signal Signal JCMOS1 JME1 RTC_RST_PCH HDA_SDOUT_PCH 3.3V B.21 PMBUS Connector (PMBUS1) Table B.23: PMBUS Connector (PMBUS1) Signal SMB_SCL_PM SMB_SDA_PM SMB_ALT_PM +3.3V B.22 GPIO Connector (GPIO1) Table B.24: GPIO Connector (GPIO1) Signal Signal SIO_GPIO0...
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