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JHCTech PADR-M101 User Manual

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用户手册
PADR-M101
User's Manual
Ver.：A0.1
Date：2021-08-09

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Summary of Contents for JHCTech PADR-M101

  • Page 1 用户手册 PADR-M101 User’s Manual Ver.：A0.1 Date：2021-08-09...
  • Page 2 User’s Manual 版本信息 Ver. Note Date Writer 审核 A0.1 first publish 2021.8.9 Eva Li Jesse Chen...
  • Page 3 Microsoft Windows and MS-DOS are registered trademarks of Microsoft Corp. RTL is a trademark of Realtek Semi-Conductor Co., Ltd. All other product names or trademarks are properties of their respective owners. For more information on this and other JHC products, please visit our websites at: http://www.jhctech.com.cn...
  • Page 4 User’s Manual Product Warranty (2 years) JHC warrants to you, the original purchaser, that each of its products will be free from defects in materials and workmanship for two years from the date of purchase. This warranty does not apply to any products which have been repaired or altered by persons other than repair personnel authorized by JHC, or which have been subject to misuse, abuse, accident or improper installation.
  • Page 5 Technical Support and Assistance Step 1. Visit the JHC web site at www.jhctech.com.cn where you can find the latest information about the product. Step 2. Contact your distributor, sales representative, or JHC’s customer service center for technical support if you need additional assistance.

  • Page 6: Table Of Contents

    1.3.3 Ethernet ............................3 1.3.4 Audio ............................4 1.3.5 Power Consumption ........................4 1.4 Environmental Specifications ...................... 4 1.5 PADR-M101 Specification ......................4 1.6 Mechanical Specifications ......................5 2.1 Introduction ..........................10 2.2 Jumpers and Connectors ......................10 2.2.1 Board layout: Jumper/Switch and Connector Locations ............10 2.2.2 COMS-Clear CMOS data ......................
  • Page 7 User’s Manual 2.3.5 USB3.0(J6/J3) ..........................18 2.3.6 Front PANEL(F_PANEL) ....................... 18 2.3.7 M.2 E-Key ..........................19 2.3.8 1*Mini-PCIe ..........................20 2.3.9 1*SATA power（P_SATA1） ...................... 21 2.3.10 2*USB2.0 Header ........................22 2.3.11 COM1/2（RS232/422/485） ....................22 2.3.12 COM3/4（RS232） ......................... 23 2.3.13 8-bit GPIO Connector (GPIO) ....................23 2.3.14 J_AUD ............................
  • Page 8 User’s Manual 3.2.3 Advanced Menu ........................40 3.2.4 Chipset Menu ..........................49 3.2.5 Boot Menu ..........................53 3.2.6 Security Menu ........................... 55 3.2.7 Save & Exit Menu ........................56 3.3 Updating the BIOS ........................57 SYSTEM RESOURCE ..................59 4.1 WDT and GPIO .......................... 60 4.1.1 WDT ............................

  • Page 9: General Information

    User’s Manual General Information...

  • Page 10: Introduction

    User’s Manual 1.1 Introduction PADR-M101 is an embedded industrial Box Computer of JHCTECH. with SGCC box structure design and built-in 4-wire debugging fan for silent heat dissipation. With Intel® Whiskey lake U CPU + PCH Multi- Chip Package, the motherboard supports DDR4 SO DIMM 2400MHz memory, up to 32GB.

  • Page 11: Specifications

    User’s Manual Yocto l DC 12V power input, optional support 9-36V wide power input through by one 75W power board OFX-075, have 3* CPU working status LED. l AT/ATX pins are facilitate the setting of power-on mode. CMOS data pins are to facilitate the user to clear CMOS operation.

  • Page 12: Audio

    1.4 Environmental Specifications Operating temperature: -0 ~50° C Relative humidity:10%-90%@40°C (无凝结) Storage temperature: -40 ~ 85°C (-40 ~ 185°F) EMC: CE, FCC B级 1.5 PADR-M101 Specification Model NO. Introduction 嵌入式箱体电脑，双通道 DDR4 2*SO-DIMM，1*HDMI， 1*DP，1*Line out&Mic（可选）， 2*LAN，4*USB3.0， ® PADR-M101/S001 Intel Core I3-8145U 3/4*COM，8-bit DIO，1*M.2，1*Mini PCIe/mSATA，1*2.5”...

  • Page 13: Mechanical Specifications

    75W power board，DC IN 9-36V，DC OUT 12V, 38*53mm, TDP mini 54W, max 78W 1.6 Mechanical Specifications PADR-M101 embedded industrial box computer is assembled by JHC SBC（Single Board Computer ECM-I910）, optional adapter card（ECD-9100）, optional wide voltage module（OFX-075）installed in general In the case of aluminum rectangular profile.
  • Page 14 User’s Manual Figure 1. 1 SBC ECM-I910 （ Rear view ） Figure 1. 2 Expansion power module （ OFX-075 ）...
  • Page 15 User’s Manual Figure 1. 3 Expansion adapter （ ECD-9100 ） Figure 1. 4 PADR-M101 Dimension ： Unit: mm...
  • Page 16 User’s Manual Figure 1. 5 Unit: mm...
  • Page 17 User’s Manual Hardware Installation...

  • Page 18: Introduction

    2.2 Jumpers and Connectors There are dial switches on the motherboard of PADR-M101, which is convenient for users to set according to different configuration requirements. The following table lists the functions of the DIP switches on the motherboard.
  • Page 19 User’s Manual Figure 2.2 Jumper and Connector Location Figure 2.3 I/O Connector...

  • Page 20: Coms-Clear Cmos Data

    SW2 to 2-3 closed for just a few seconds, and then move the jumper back to 1-2 closed. This procedure will reset the CMOS to its default setting. 2.2.3 SW1-Power on mode AT or ATX selection Figure 2.5 motherboard coastline of PADR-M101 provides a AT/ATX Switch, which users can set Power-on...

  • Page 21: J-Panel Edp Power Supply 12V/5V/3.3V Mode Select

    User’s Manual mode by it. When you dial it at AT, it means power on by AC Power; When you dial it at ATX, it means power on by Power button. 2.2.4 J-Panel eDP Power supply 12V/5V/3.3V Mode Select J_PANEL1 is used to select the power supplied of LVDS panel. Figure 2.6...

  • Page 22: I/O Interface/Led

    User’s Manual 2.3 I/O Interface/LED PADR-M101 Front view ： Figure 2.7 I/O interface included on the front panel： l 1*DC-in Power jack; l 2*Antenna Hole; l 1*Mic, 1*Line out: 3.5mm phone jack; l 1*DP, 1*HDMI; l 2*USB 3.0 Type A;...
  • Page 23 User’s Manual Figure 2. 8 I/O interface included on the rear panel： l 4*COM: DB9 2*RS232, 2*RS232/422/485 l 1*Mic, 1*Line out: 3.5mm phone jack PADR-M101 Side view Figure 2. 9...

  • Page 24: Power Input Connector (Cn1)

    2.3.1 Power Input Connector (CN1) PADR-M101 uses a power 1x3PIN 3.81mm phoenix connector that supports up to 60W of power and is a low-power solution. Use a 12V adapter to input voltage and a DC power supply to the outlet. If the voltage used is greater than the recommended voltage, the system will not boot or even damage the motherboard.

  • Page 25: Hdmi(L3/L4)

    User’s Manual TX+(10/100), LAN_DA+(GHz) LAN_DC-(GHz) TX-(10/100), LAN_DA-(GHz) RX-(10/100), LAN_DB-(GHz) RX+(10/100), LAN_DB+(GHz) LAN_DD-(GHz) LAN_DC+(GHz) LAN_DD-(GHz) 2.3.3 HDMI(L3/L4) Table 2.4：HDMI Pin Assignments Signal Signal Signal DATA2_P DATA0_N DATA2_N CLK_P DATA1_P CLK_N DETECT DATA1_N DATA0_P 2.3.4 DP(L3/L4) Table 2.5：DP connector Pin Assignments Signal Signal Signal DATA0_P...

  • Page 26: Usb3.0(J6/J3)

    User’s Manual DATA1_N CTRL DATA2_P 2.3.5 USB3.0(J6/J3) There are 4*USB 3.0 ports on the PADR-M101 panel. Table 2.6 for USB3.0（type A）pin assignments. Table 2.6：USB3.0 type A Port Pin Assignments Signal Signal USB1_VCC StdA_SSRX+ GND7 StdA_SSTX1- StdA_SSTX1+ StdA_SSRX- USB2_VCC USB1_VCC StdA_SSRX+...

  • Page 27: E-Key

    User’s Manual HDD_LED+ PWRBTN# PWR_LED+ SYS_RST# HDD_LED- PWR_LED- SPK_OUT- Shell Shield 2.3.7 M.2 E-Key Standard M.2 2230 E-Key slot，signal：PCIe，USB, CNVio Table 2.8：M.2 E-Key 2230 （NGFF2）pin Assignments Signal Signal +V3.3M2SB USB_P5 +V3.3M2SB USB_N5 M.2_BT_PCMCLK CNV_WR_D1_DN M.2_BT_PCMFRM_CRF_RST_N CNV_WR_D1_DP M.2_BT_PCMIN M.2_BT_PCMOUT_CLKREQ CNV_WR_D0_DN CNV_WR_D0_DP UART_BT_WAKE_N CNV_WR_CLK_DN M.2_CNV_BRI_DT_BT_UART0_RX...

  • Page 28: Mini-Pcie

    User’s Manual PCIE_X4_TX12- M.2_WLAN_CL_RST_N M.2_WLAN_CL_DATA PCIE_X4_RX12+ M.2_WLAN_CL_CLK PCIE_X4_RX12- DISC_WLAN_WWAN_COEX3 DISC_WLAN_WWAN_COEX2 CLK_PCIe_P14 DISC_WLAN_WWAN_COEX1 CLK_PCIe_N14 SUSCLK PLTRST_M2_N CLK_REQ14# PCH_WAKE_N CNV_WT_D1_DN CNV_WT_D1_DP PULSAR_38P4M_REFCLK CNV_WT_D0_DN CNV_WT_D0_DP GPPC_B10_CLKREQ5_WIGIG_R_N +V3.3M2SB CNV_WT_CLK_DN +V3.3M2SB 2.3.8 1*Mini-PCIe Signal：PCIe_L12，Via SATA_P1，USB2.0_P6，with SIM1 Slot Remarks: Automatic detection and switching can be realized through BIOS to realize dual purpose of single slot.

  • Page 29: Sata Power（P_Sata1

    User’s Manual +V1.5 CLKREQ# +VUIM_PWR UIM_DATA CLK_MIO1_PCIE- UIM_CLK CLK_MIO1_PCIE+ UIM_RESET +VUIM_VPP WIFI2_DISABLE# PLTRST# PCIE_MINI_RX2- +V3.3_MINICARD2 PCIE_MINI_RX2+ +V1.5 SMB_SCL_RSM PCIE_MINI_TX2- SMB_SDA_RSM PCIE_MINI_TX2+ USB_D- USB_D+ +V3.3_MINICARD2 +V3.3_MINICARD2 +V1.5 +V3.3_MINICARD2 2.3.9 1*SATA power（P_SATA1） 1x4 Pin 2.5mm...

  • Page 30: Usb2.0 Header

    USB_z_P7 USB_z_N8 USB_z_N7 2.3.11 COM1/2（RS232/422/485） The back panel of PADR-M101 provides 2 serial ports of COM1/2 by 2x2*5pin connectors. COM1/2 be configured as RS232、RS422 or RS485 by BIOS setup. Table 3.13 for pin assignments. Table 2.12 for pin assignments. Table 2.12：COM1/2 Serial Ports Pin Assignments...

  • Page 31: Com3/4（Rs232

    User’s Manual DATA- DATA+ 2.3.12 COM3/4（RS232） Table 2.13：COM3/4 Serial Ports Pin Assignments RS-232 Signal 2.3.13 8-bit GPIO Connector (GPIO) PADR-M101 provides a 8-bit DIO by a 2*5pin connector. Table 2.14 for pin assignments. Table 2.14：8-bit DIO Pin Assignments...

  • Page 32: J_Aud

    User’s Manual Pine DIO Signal DIO Signal +V5_GPIO GP76 GP74 GP72 GP70 GP77 GP75 GP73 GP71 2.3.14 J_AUD Table 2.15 for Pin assignments. Table 2.15：J_AUD Pin Assignments Signal Signal MCIN1_L GND_AUD GND_AUD MCIN1_R FRONT_LINOUT FRONTR_LINOUT LINE1_L_R LINE1_R-R GND_AUD 2.3.15 CPU_FAN1 Table 2.16：CPU_FAN1 pin Assignments Signal Signal...

  • Page 33: J_Panel1

    User’s Manual Table 2.17 for EDP connector pin assignments. Table 2.17：EDP connector Pin Assignments Signal Signal PANEL_TXP1 PANEL_AUXN PANEL_TXN0 PANEL_TXN3 PANEL_AUXP PANEL_TXP0 PANEL_TXN2 PANEL_TXP3 PANEL_TXP2 PANEL_TXN1 VDD_PANEL VDD_PANEL 2.3.17 J_PANEL1 Table 2.18：J_PANEL1 pin Assignments Signal V3.3 VDD_PANEL VDD_PANEL +V12 VDD_PANEL 2.3.18 J-BLK 5PIN...

  • Page 34: Reset Connector (J_Rst1)

    User’s Manual Table 2.19：J-BLK pin Assignments Signal BLEN BLCTL 2.3.19 Reset connector (J_RST1) Table 2.20：Reset connector pin assignments Signal SYS_RST# 2.3.20 SMBUS Connector (SMB1) Table 2.21：SBM1 Pin Assignments Signal SMB_STB_z_DAT SMB_STB_z_CLK...

  • Page 35: Serial Ata1（S_Sata1

    User’s Manual 2.3.21 Serial ATA1（S_SATA1） Table 2.22：Serial ATA1 pin assignments Signal Signal 2.3.22 COMS battery connector (BAT1) Table 2.23：CMOS battery connector pin assignments Signal Signal BAT+ 2.4 Installation 2.4.1 Install/replace HDD/SSD Step 1: Unscrew the 5 screws on the hard disk cover, and then remove the hard disk cover.
  • Page 36 User’s Manual Figure 2.1 Step 2: Unplug the original SATA hard drive cable. Figure 2.2 Step 3: Unscrew the 4 screws on the hard disk bracket, and then remove the hard disk bracket.
  • Page 37 User’s Manual Figure 2.3 Step 4: Unscrew the 4 fixing screws, remove the original hard drive, and then install the new HDD/SSD hard drive in the hard drive bay, and tighten the 4 screws to fix the hard drive. Figure 2.4 Step 5: Put the hard disk and the hard disk bracket into the hard disk slot, and tighten the 4 screws to fix the hard disk bracket according to step 3.

  • Page 38: Install Ofx-075 Expansion Power Module (To Be Determined)

    User’s Manual Figure 2.5 2.4.2 Install OFX-075 expansion power module (to be determined) Tips ： If you want to install the OFX-075 power module, remove the R3H2 resistor on the motherboard. The position of the resistor on the motherboard is as follows. (This step requires professional guidance, please operate with caution) Similarly, if you want to remove OFX-075, please be sure to solder R3H2 back to the designated position on the motherboard.
  • Page 39 User’s Manual Figure 2.7 Installation step 1: ame as steps one and two in 2.4.1, unscrew and remove the SARA hard disk cable to remove the hard disk cover assembly; Step 2: Install the power module upside down in the position shown in the figure, and tighten 2 screws to fix the power module.

  • Page 40: Install The Memory Module

    User’s Manual Step 4: Follow the disassembly and assembly steps and use the opposite steps to complete the hard disk cover installation. 2.4.3 Install the memory module Step 1: Same as steps one and two in 2.4.1, unscrew and remove the SARA hard disk cable and then remove the hard disk cover assembly;...
  • Page 41 User’s Manual Figure 2.12 Figure 2.13 Step 5: Unscrew the six screws as shown in the figure, and remove the radiator holder. Figure 2.14...
  • Page 42 User’s Manual Figure 2.15 Step 6: Unscrew the four CPU screws as shown in the figure, and remove the heat dissipation shell assembly. Figure 2.16 Step 5: Press the buckles on both sides of the memory module and remove the memory module from the original motherboard, take the new memory module, align the notches, tilt 30°, insert the memory module into the slot, and press the memory module down until the buckles on both sides of the memory module Buckle.
  • Page 43 User’s Manual Figure 2.17 Step 6: Follow the disassembly and assembly steps and use the opposite steps to complete the product installation.

  • Page 44: Bios Setup

    User’s Manual BIOS Setup...

  • Page 45: Bios Description

    User’s Manual 3.1 BIOS Description BIOS is the communication bridge between hardware and software. How to correctly set the BIOS parameters is crucial for the system to work stably and whether the system works at its best. This chapter describes how to change the system settings through the BIOS settings. Note: For the purpose of better product maintenance, the manufacture reserves the right to change the BIOS items presented in this manual.

  • Page 46: Bios Parameter Settings

    User’s Manual Figure 3.1 3.2 BIOS parameter settings When you start the Setup Utility, the main menu appears. The main menu of the Setup Utility displays a list of the options that are available. A highlight indicates which option is currently selected. Use the cursor arrow keys to move the highlight to other options.

  • Page 47: Bios Navigation Keys

    User’s Manual not suggest users change the default values in the BIOS setup and take no responsibility to any damage caused by changing the BIOS settings. 3.2.1 BIOS Navigation Keys Enter the SETUP settings interface, The BIOS navigation keys are listed below: Table 3.1: The BIOS navigation keys FUNCTION Exit the current menu...

  • Page 48: Advanced Menu

    User’s Manual Figure 3.2 BIOS Vendor (American Megatrends) This item shows the information of the BIOS vendor. BIOS ID (0x806EC) This item shows the information of the BIOS version. OS Selection (Windows 7) This item shows the OS Selection. Build Date and Time (02/05/2018/ 19:26:45) This item shows the information of the BIOS build date and time.
  • Page 49 User’s Manual changes can affect the operation of your computer. Figure 3.3 ▶ ACPI Settings The item in the menu shows the highest ACPI sleep state when the system enters suspend. Figure 3.4...
  • Page 50 User’s Manual ACPI Sleep State Suspend Disabled: Shut down system sleep S3：Suspend to RAM This item allows user to enter the ACPI S3 (Suspend to RAM) Sleep State (default). Press <Esc> to return to the Advanced Menu page. ▶ IT8786 Supper IO Configuration The item in the menu shows the information of RTC wake settings.
  • Page 51 User’s Manual Figure 3.6 Serial Port This item is used to set the serial interface to be turned on or off. The setting value is [Enabled] [Disabled] Device Setting (Read Only) This item displays the interrupt and address of the serial port. Change Setting Set port interrupt and address of the serial port.
  • Page 52 User’s Manual Figure 3.8 Wake system from S5 This item is used to set whether to power on regularly. The setting value is [Enabled] [Disabled]. If you select [Enabled], set the hour, minute, and second in the pop-up options. ▶ CNVi Presen Figure 3.9...
  • Page 53 User’s Manual CNVi Present This is used to set wireless card parameters ▶ CPU Configuration This item in the menu shows the information of the CPU. Figure 3.10 Socket 0 CPU Information This item contains detailed information about the CPU, including the CPU manufacturer, model, frequency, L1 cache size, and L2 cache size.
  • Page 54 User’s Manual greater than 3. Because return values greater than 3 may cause some operating system wrong, generally set this option to [Disabled] on Windows systems for better overclocking. The default value is [Disabled]. Execute Disabled Bit The Execution Disable bit is a hardware feature of the Intel CPU that enables the CPU to avoid certain malicious attacks based on buffer overflow viruses.
  • Page 55 User’s Manual CPU C state Report Whether to enable the CPU power status report, the setting values are: [Disabled], [Enabled]. When set to Enabled, the option Max CPU C-state appears and the Max CPU C-state value can be set. ▶ CSM Configuration Figure 3.12 CSM Support...
  • Page 56 User’s Manual Storage This item is used to set the EFI storage OpROM boot or the traditional storage OpROM boot. Video This item is used to set EFI display OpROM startup or traditional display OpROM startup. Other PCI devices This item is used to set the EFI PCI device OpROM boot or the traditional PCI device OpROM boot ▶...

  • Page 57: Chipset Menu

    User’s Manual EHCI Hand-off This option is used to determine whether to cut the USB port into USB 2.0 mode before entering the OS. Set to Disable, It will operate in USB 1.1 compatibility mode before giving ownership to the OS. USB Mass Storage Driver Support USB mass storage device support switch.
  • Page 58 User’s Manual Figure 3.14 ▶ North Bridge Scroll to this item and press <Enter> and view the following screen:...
  • Page 59 User’s Manual Figure 3.15 Integrated Graphics Device This item indicates whether integrated graphics is enabled. Primary Display This item shows the main output display device when the system starts up. DVMT pre-AIIocated This item sets the memory size pre-assigned to the motherboard integrated graphics in DVMT mode. DVMT Total Gfx Mem This item shows how much dynamic memory is allocated to the integrated graphic in total.
  • Page 60 User’s Manual Figure 3.16 Primary IGFX Boot Display This item sets IGFX main display device on POST stage, not affected by external graphics card, options are LVDS, CRT, HDMI. It defaults by VBIOS. Secondary IGFX Boot Display This item sets IGFX second display device on POST stage. LCD Panel Type This item sets resolution of the motherboard LVDS screen.

  • Page 61: Boot Menu

    User’s Manual Figure 3.17 Restore AC Power Loss This item sets the power-on status after power-on. If Power Off is selected, you need to press the power button to power on after power-on. If Power On is selected, it will be powered on directly after power-on. If Last State is selected after power-on, it will be restored to the state before power-off.
  • Page 62 User’s Manual Figure 3.18 Setup Prompt Timeout This item sets the wait time for the Setup shortcut. If you do not press the Setup shortcut within the set time, it will continue to boot. Bootup Numlock State This item determines if the NumLock key is active or inactive at system start-up time. The default value is On, which is a digital lock on when the system starts.

  • Page 63: Security Menu

    User’s Manual Figure 3.19 This item sets the hard disk that can be used as the boot device. If there are multiple hard disks, you should select the priority of these hard disks in the item. The highest priority hard disk will be displayed in Boot Option #1.

  • Page 64: Save & Exit Menu

    User’s Manual Figure 3.20 3.2.7 Save & Exit Menu This page enables you to exit system setup after saving or without saving the changes. Figure 3.21 Save Changes and Exit...

  • Page 65: Updating The Bios

    User’s Manual This item enables you to save the changes that you have made and exit. Discard Changes and Exit This item enables you to discard any changes that you have made and exit. Restore Defaults This item enables you to restore the system defaults. 3.3 Updating the BIOS The BIOS (Basic Input and Output System) Setup Utility displays the system’s configuration status and provides you with options to set system parameters.
  • Page 66 User’s Manual 5. To prevent accidents, please backup the current BIOS data first.

  • Page 67: System Resource

    User’s Manual SYSTEM RESOURCE...

  • Page 68: Wdt And Gpio

    用户手册 4.1 WDT and GPIO 4.1.1 WDT /* ====================================================================== * void jhctech_init(); * function description: library initializated, This function must be called before calling other functions * parameter description： * creation date： ======================================================================*/ void jhctech_init(); /* ====================================================================== * void jhctech_init(); * function description：...
  • Page 69 用户手册 * parameter description： Return value：Return a byte (8 bit), each bit of the 8 bit corresponding to the level state of a GPIO pin. Return Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 value GPIO PIN8 PIN7 PIN6 PIN5 PIN4 PIN3 PIN2...
  • Page 70 用户手册 value Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 GPIO pin PIN8 PIN7 PIN6 PIN5 PIN4 PIN3 PIN2 PIN1 * creation date： ======================================================================*/ void I910_MB_gpio_output(WORD port,BYTE value); /* ====================================================================== 1 * void I910_MB_gpio_init(); * function description：Motherboard gpio initialization function, need to be called once before use * parameter description：...
  • Page 71 用户手册 Setting 0 means to turn off the watchdog * creation date： ======================================================================*/ void I910_watchdog_set(int time); /* ====================================================================== * void I910_2nd_gpio_mode(int port,int mode); * function description：subcard input and output mode settings * parameter description： parameter：port fill in GPIO number，1 or 2 mode 8 bits of a byte, each bit controls input and output mode of a GPIO pin bit = 1, Corresponding pin as input bit = 0, Corresponding pin as output...
  • Page 72 用户手册 /*====================================================================== * void I910_2nd_gpio_output(int port,int level); * function description：subcard output high and low level *parameter descirption： parameter：port fill in GPIO number of the subcard, 1 or 2 level 8 bits of a byte, each bit controls a GPIO pin output value, Bit =1, means output high level Bit =0, means output low level level...
  • Page 73 用户手册 Value=0, means low level Return value Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 GPIO pin PIN8 PIN7 PIN6 PIN5 PIN4 PIN3 PIN2 PIN1 parameter：port fill in subcard GPIO number, 1 or 2 descripiton：The read value is valid only when the pin is in input mode * creation date：...

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