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User’s Manual

 

48 

 

2      * function description

read the motherboard GPIO input level 

3      * 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 value Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 

GPIO pin 

PIN8 

PIN7 

PIN6 

PIN5 

PIN4 

PIN3 

PIN2 

PIN1 

 

 

 

 

parameter

port fill in sub-card GPIO number, 1 or 2     

Note: The read value is valid only when the pin is in input mode   

4      * creation date

   

5*========================================================================*/ 

 

 

 

Note:

 If you want more programs of the motherboard’s watchdog and GPIO, please call +86-0755-

86021176-(8021)/+86-0755-86021176-(8023) for more information. 

 

Summary of Contents for BRAV-7501

Page 1: ...User s Manual BRAV 7501 User s Manual Ver A1 0 Date 9 July 2020 ...

Page 2: ...User s Manual Version Note No Ver Note Date Writer 1 A1 0 first publish 20200709 Echo ...

Page 3: ...ed to be accurate and reliable However Shenzhen JHC Technology Co Ltd assumes no responsibility for its use nor for any infringements of the rights of third parties which may result from its use Acknowledgements Award is a trademark of Award Software International Inc IBM PC AT PS 2 and VGA are trademarks of International Business Machines Corporation Intel Skylake and Kabylake are trademarks of I...

Page 4: ...ent materials service time and freight Please consult your dealer for more details If you think you have a defective product follow these steps 1 Collect all the information about the problem encountered For example CPU speed JHC products used other hardware and software used etc Note anything abnormal and list any onscreen messages you get when the problem occurs 2 Call your dealer and describe t...

Page 5: ...sident installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception in which ...

Page 6: ...es Specifications 4 1 6 Mechanical Specifications 5 Hardware Installation 8 2 1 Introduction 9 2 2 Jumpers setting 9 2 2 1 CLEAR CMOS Clear CMOS Data 9 2 2 2 AT ATX AT ATX Power on mode selection 10 2 3 I O Ports Indication 11 2 3 1 Ethernet Connector LAN 12 2 3 2 USB Connector 13 2 3 3 HDMI 14 2 3 4 DP 15 2 3 5 VGA 错误 未定义书签 2 3 6 DIO Connector 15 2 3 7 Power Input Connector DC IN 错误 未定义书签 2 3 8 C...

Page 7: ...错误 未定义书签 2 3 20 PCIeX4 Slot In Sub card ECX 241 21 2 3 21 PCIeX16 Slot In Sub card ECX 241 or ECX 242 21 2 3 22 LED 错误 未定义书签 2 4 Installation 23 2 4 1 HDD SSD Installation 23 2 4 2 Installing mini PCIe 24 2 4 3 Installing MSATA 错误 未定义书签 2 4 4 Installing M 2 Module 25 2 4 5 Installing Expansion Functional Module 27 BIOS Setup 29 3 1 BIOS Description 30 3 1 1 Entering the Setup Utility 30 3 2 BIOS p...

Page 8: ...ting the BIOS 错误 未定义书签 Driver Installation 42 4 1 Follow the sequence below to install the drivers 43 4 2 Installation 43 4 3 CPU TEMP LED driver 错误 未定义书签 4 4 Utility Software Reference 44 SYSTEM RESOURCE 45 5 1 WDT and GPIO 46 ...

Page 9: ...User s Manual 1 General Information CHAPTER 1 ...

Page 10: ...ing PCIe 16 or 2 PCIe X8 2 PCIe 4 Flexible support NVIDIA GeForce RTX series graphics Capture card With ATX 600W power supply BRAV 7501 series is widely used for industrial automation AI edge computing small intelligent workstations multimedia service systems visual control and so on 1 2 Features Key Features Up to 8 Cores 8th generation Intel Xeon Core i7 i5 i3 Coffee Lake S Workstation grade Int...

Page 11: ...PCI PCIe slots 2 PCIe X16 slot Gen3 support 1 PCIe X16 signal If another slot is also connected to the device it will automatically become 2 PCIe X8 signal Flexible support NVIDIA GeForce RTX series graphics 2 PCIe X8 slot Gen3 2 PCIe X4 signal Storage 1 M 2 2280 M Key support NVMe storage 2 3 5 SATA HDD SSD bay support Raid0 1 BRAV 7501 S001 4 2 5 SATA HDD SSD trays support Raid0 1 5 10 BRAV 7501...

Page 12: ... temperature 40 85 C 40 185 F Vibration loading during operation With SSD 5 0 Grms random 5 500 Hz With HDD 1 0 Grms random 5 500 Hz Shock during operation With SSD 50g peak acceleration 11 ms duration With HDD 20g peak acceleration 11 ms duration EMC CE FCC Class B 1 5 BRAV 7501 Series Specifications Model BRAV 7501 System Processor 8th generation Intel Xeon Core i7 i5 i3 Coffee Lake S Chipset In...

Page 13: ...B2 0 External 1 USB2 0 Internal COM 2 RS232 422 485 DIO 8 bit DIO Display 1 HDMI 2 DP PS 2 Keyboard Mouse Audio 1 Line Out 1 MIC Expansion Mini PCIe 1 Full size Mini PCIe PCIeX1 USB with SIM slot PCIe 2 PCIe X16 Slot 2 PCIe X8 Slot 1 6 Mechanical Specifications The BRAV 7501 is the edge computing system of JHCTECH consists of a JHC single board computer ATX I961 Main Board Front AXM I961 ...

Page 14: ...User s Manual 6 Figure 1 1 Coastline interface AXM I961 Figure 1 2 ...

Page 15: ...User s Manual 7 BRAV 7501 Dimension Unit mm Figure 1 3 ...

Page 16: ...User s Manual 8 Hardware Installation CHAPTER 2 ...

Page 17: ...pers setting The BRAV 7501 Box Computer has a number of jumpers that allows you to configure your system to suit your application The table below shows the function of each of the board s Jumpers Jumpers Jumpers Name Description CMOS Clear CMOS Data Setting Jumper ATX Set Power on mode at AT or ATX Jumper 2 2 1 CMOS Clear CMOS Data jumper Figure 2 1 ...

Page 18: ...teps below 1 Power off the system and unplug the power cord 2 Set CMOS pins 2 and 3 to On Wait for a few seconds and set CMOS back to its default setting pins 1 and 2 On 3 Now plug the power cord and power on the system 2 2 2 ATX AT ATX Power on mode selection Figure 2 2 The BRAV 7501 provides a AT ATX jumper which users can set Power on mode by it When you set pins 2 and 3 on it means power on by...

Page 19: ...2 3 The Rear panel I O ports consist of the following 1 Power input connector 1 Mic 1 Line out 3 5mm phone jack 2 DP 1 HDMI 4 USB 2 0 Type A 4 USB3 1 gen2 Type A 3 Gigabit LAN RJ45 with LEDs 2 COM DB9 2 RS232 422 485 8 bit DIO DB9 2 PCIeX8 2 PCIeX16 BRAV 7501 Front Panel I O Ports ...

Page 20: ...l I219LM for 10 100 1000Mbps Ethernet controllers The product provides 3 RJ45 with LED indicators on the front side to show its Active Link status Green LED and Speed status yellow LED Table 2 1 for pin assignments Figure 2 5 Table 2 1 RJ 45 Connector pin assignments Pin 10 100 1000BaseT Signal Pin 10 100 1000BaseT Signal 1 TX 10 100 LAN_DA GHz 5 LAN_DC GHz 2 TX 10 100 LAN_DA GHz 6 RX 10 100 LAN_D...

Page 21: ...rals The BRAV 7501 provides 4 USB3 1 gen2 7 USB2 0 one inside for dongle The USB interface can be disabled in the system BIOS setup Table 2 2 for USB2 0 pin assignments Figure 2 6 Table 2 2 USB2 0 Port Pin Assignments Pin Signal Pin Signal 1 USB_VCC 2 USB_D 3 USB_D 4 USB_GND This USB2 0 is on the main board used for dongle Figure 2 7 Table 2 3 for USB3 1 pin assignments ...

Page 22: ... 3 HDMI The BRAV 7501 provides a high resolution HDMI display port They can support the most resolution up to 4096x2304 24Hz Table 2 4 for HDMI pin assignments Figure 2 9 Table 2 4 HDMI Pin Assignments Pin Signal Pin Signal Pin Signal 1 DATA2_P 8 GND 15 SCL 2 GND 9 DATA0_N 16 SDA 3 DATA2_N 10 CLK_P 17 GND 4 DATA1_P 11 GND 18 VCC 5 GND 12 CLK_N 19 DETECT 6 DATA1_N 13 NC 7 DATA0_P 14 NC ...

Page 23: ...s Pin Signal Pin Signal Pin Signal 1 DATA0_P 8 GND 15 AUXP 2 GND 9 DATA2_N 16 GND 3 DATA0_N 10 DATA3_P 17 AUXN 4 DATA1_P 11 GND 18 HPD 5 GND 12 DATA3_N 19 GND 6 DATA1_N 13 CTRL 20 PWR 7 DATA2_P 14 GND 2 3 5 DIO Connector The BRAV 7501 provides 8 bit DIO by a DB9 connector in rear Table 2 6 for Pin assignments Figure 2 11 Table 2 6 8 bit DIO Pin Assignments Pine DIO Signal Pin DIO Signal 1 GP70 2 G...

Page 24: ...imum 0 4V 2 3 6 COM Connector The BRAV 7501 provides 2 serial ports of COM1 2 by 2 D sub 9 pin connectors COM1 2 can be configured as RS232 RS422 or RS485 by BIOS setup Table 2 7 for pin assignments Figure 2 12 Table 2 7 COM1 2 Serial Ports Pin Assignments Pin RS 232 Signal RS 422 Signal RS 485 Signal 1 DCD TX DATA 2 RxD TX DATA 3 TxD RX NC 4 DTR RX NC 5 GND GND GND 6 DSR NC NC 7 RTS NC NC 8 CTS N...

Page 25: ...ector Serial ATA1 2 3 4 S_SATA1 2 3 4 Figure 2 13 Table 2 8 for pin assignments Table 2 8 Serial ATA1 2 3 4 pin assignments Pin Signal Pin Signal 1 GND 5 RX 2 TX 6 RX 3 TX 7 GND 4 GND 2 3 8 CPU fan connector CPU_FAN1 FAN2 Figure 2 14 ...

Page 26: ...3 9 GPU fan connector GPU_FAN1 FAN2 Figure 2 15 Table 2 10 for pin assignments Table 2 10 GPU_FAN1 FAN2 Pin Assignments Pin Signal Pin Signal 1 GND 2 12V_FAN 3 FAN_TAC3 4 FAN_CTL3 2 3 10 SATA power connector SATA_PWR1 Figure 2 16 Table 2 11 for pin assignments Table 2 11 SATA power connector Pin Signal Pin Signal ...

Page 27: ...with PCIe and USB signal Install Mini PCI Express cards such as network cards or other cards that comply to the Mini PCI Express specifications into the Mini PCI Express slot Note SIM0 slot is connected to MPE1 slot Figure 2 18 2 3 12 SIM card connector SIM0 Figure 2 19 SIM0 slot is connected to MPE1 slot ...

Page 28: ...PCIeX4 M 2 2280 M Key module 2 3 14 ATX Power Input Connector ATX_PWR Figure 2 21 Table 2 12 for ATX power input pin assignments Table 2 13 Power Input ATX_PWR port pin assignments Pin Signal Pin Signal 1 3 3V1 13 3 3V13 2 3 3V2 14 12V 3 GND3 15 GND15 4 5V4 16 PS_ON 5 GND5 17 GND17 6 5V6 18 GND18 7 GND7 19 GND19 8 PWR_OK 20 5V 9 5VSB 21 5V21 10 12V10 22 5V22 ...

Page 29: ... PCIe X4 signal which can support PCIeX4 device The length of the expansion card should be less than 245mm Figure 2 23 2 3 17 PCIeX16 Slot PCIE1 2 The BRAV 7501 provides 2 PCIeX16 expansion slot support 1 PCIe X16 signal if another slot is also connected to the device it will automatically become 2 PCIe X8 signal The length of the expansion card should be less than 245mm ...

Page 30: ...User s Manual 22 Figure 2 24 ...

Page 31: ...2 for example and the installation operation of BRAV 7501 S002 is similar 2 4 1 HDD SSD Installation Step 1 Press the HDD Tray Switch button to open the HDD tray Step 2 Install a 2 5 inch hard disk into the hard disk bracket Step 3 Put the hard drive tray back into the hard drive case ...

Page 32: ...ing mini PCIe Step 1 Unscrew 3 screws one the bottom cover take away the bottom cover Step 2 Hold the Mini PCIe module with its notch aligned with the Mini PCIe socket of the board and insert it at a 30 degrees angle into the socket ...

Page 33: ...p 3 Screw one screw to the holder Step 4 Follow the reverse steps of disassembly to complete the product installation 2 4 3 Installing M 2 2280 Module Step 1 Unscrew 3 screws one the bottom cover take away the bottom cover ...

Page 34: ...e mother board and insert it at a 30 degrees angle into the socket Note Pay attention to avoiding the hard disk cable during the installation process Step 3 Screw one screw to the holder as shown in the picture Step 4 Follow the reverse steps of disassembly to complete the product installation ...

Page 35: ...ep here is the same as above chapter 2 5 2 Installing Mini PCIe Module Step 1 For details please refer to the above chapter 2 5 2 Installing Mini PCIe Module Step 1 Step 2 Unscrew 4 screws on 4 bars take off 4 bars Step 3 Put the PCIe functional module into the expansion slot ...

Page 36: ...User s Manual 28 Step 4 Screw a screw on the bar to secure the PCIe module Step 5 Follow the reverse steps of disassembly to complete the product installation ...

Page 37: ...User s Manual 29 BIOS Setup CHAPTER 3 ...

Page 38: ...gs as follows 1 An error message appears on the screen during the system self test and asks for the SETUP setting 2 You want to change the factory default settings based on customer characteristics But in general customers are not recommended to set it up In most cases using the default value is already the best setting The BIOS Setup Utility enables you to configure Hard drives diskette drives an...

Page 39: ...u to verify that you wish to execute that option Other options lead to dialog boxes that prompt you for information Some options marked with a triangle lead to submenus that enable you to change the values for the option Use the cursor arrow keys to scroll through the items in the submenu In this manual default values are enclosed in parenthesis Submenu items are denoted by a triangle The default ...

Page 40: ...lues F3 Optimized Defaults F4 Save Exit 3 2 2 Main Menu When you enter the BIOS Setup program the main menu appears giving you an overview of the basic system information Select an item and press Enter to display the submenu Press Esc to back to the main menu The BIOS setup program provides a help screen You can call up this help screen from any menu by simply pressing the F1 key This help screen ...

Page 41: ... about the currently used processor including name type speed ID core Microcode version etc IGFX VBIOS Version This item shows the Current VBIOS version of the CPU integrated graphics Total Memory This item shows the total memory size of the current motherboard Memory Frequency This item shows the current memory operating frequency PCH Information This item shows the basic information about PCH in...

Page 42: ...ution Any changes can affect the operation of your computer CPU Configuration The configuration of the central processor enter this sub menu there will be detailed details of the CPU as well as various settings of the CPU Power Performance Configuration This item contains the Power Performance configuration enter this sub menu there will be detailed details of the Power Performance as well as rela...

Page 43: ...ion security module the motherboard will install the encryption module hardware will take effect ACPI Settings Advanced configuration and power management interface settings enter this submenu there will be ACPI related settings IT8786 COM setting COM port settings enter this sub menu there will be set COM working mode RS422 RS232 RS485 Hardware Monitor Hardware monitoring enter this sub menu ther...

Page 44: ...port UEFI startup and non UEFI startup If you need to start the traditional MBR device you need to enable CSM Turning off the CSM turns it into a pure UEFI boot USB Configuration USB configuration enter this sub menu there will be USB related detailed settings NVMe Configuration NVMe device settings enter this sub menu there will be set NVMe device 3 2 4 Chipset Menu The chipset menu items allow y...

Page 45: ...graphics related settings PEG Port Configuration PEG graphics configuration enter this sub menu there will be related settings for the external graphics card PCH IO Configuration South Bridge Configuration SATAAnd RST Configuration SATA hard disk and fast storage configuration enter this sub menu there will be related settings of the hard disk HD Audio Configuration High fidelity audio which contr...

Page 46: ...n of the administrator password User Password This item sets the information of the normal user password Secure Boot This item sets the information of the secure boot Secure Boot feature is Actice if Secure Boot is Enabled Platform key PK is enrolled and mode change requires platform reset ...

Page 47: ...ot menu Setup Prompt Timeout Setup prompts for waiting time This option is to set the time to wait for the Del key to enter the BIOS setup after booting Bootup NumLock State Set the state of the small numeric keypad at startup ...

Page 48: ...tton to save and exit The system will boot from your CD ROM drive or USB flash drive 3 2 7 Save Exit menu Save changes and Exit This item enables you to save the changes that you have made and exit Discard Changes and Exit This item enables you to discard the changes that you have made and exit Save Changes and Reset This item enables you to save the changes that you have made and reset Discard Ch...

Page 49: ...tem is configured with the values you stored in CMOS The BIOS provides the underlying driver for hardware resources and is the bridge between hardware and operating system Now hardware and various applications are constantly updated When your system encounters problems such as the system does not support the latest published CPU you need to upgrade your BIOS NOTE 1 Only upgrade the BIOS if you enc...

Page 50: ...User s Manual 42 Driver Installation CHAPTER 4 ...

Page 51: ...uble click on the Setup exe 2 Follow the instructions that the window shows 3 The system will help you install the driver automatically Step 2 Install Audio Driver 1 Double click on the Audio folder and double click on the Setup exe 2 Follow the instructions that the window shows 3 The system will help you install the driver automatically Step 3 Install Chipset Driver 1 Double click on the Chipste...

Page 52: ...y 4 4 Utility Software Reference All the utility software available from this page is Windows compliant They are provided only for the convenience of the customer The following software is furnished under license and may only be used or copied in accordance with the terms of the license These software s are subject to change at any time without prior notice Please refer to the support disk for ava...

Page 53: ...User s Manual 45 SYSTEM RESOURCE CHAPTER 5 ...

Page 54: ...ir with jhctech_init release the library s occupied resources when not needed 3 parameter description 4 creation date 5 1 void watchdog_set int time 2 function description Watchdog function 3 parameter description time is to Set the dog feeding time Value between 0 and 255 Setting 0 means to turn off the watchdog 4 creation date 5 1 void smbus_8pin_gpio_mode int port int mode 2 function descriptio...

Page 55: ... valid only when the pin is in output mode 4 creation date 5 void sio_gpio_output WORD port BYTE value 2 function description high and low levels output of the subcard 3 parameter description Parameter port represents the number of the GPIO 1 or 2 Level 8 bit of a bit each bit controls a GPIO pin output value Bit 1 means output high level Bit 0 means output low level Return valueBit7Bit6Bit5Bit4Bi...

Page 56: ...e of a GPIO pin Return valueBit7Bit6Bit5Bit4Bit3Bit2Bit1Bit0 GPIO pin PIN8 PIN7 PIN6 PIN5 PIN4 PIN3 PIN2 PIN1 parameter port fill in sub card GPIO number 1 or 2 Note The read value is valid only when the pin is in input mode 4 creation date 5 Note If you want more programs of the motherboard s watchdog and GPIO please call 86 0755 86021176 8021 86 0755 86021176 8023 for more information ...

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