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DEBIX S User Manual

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Polyhex Technology Company Limited
DEBIX Model S User Guide
Version: V1.0 (2024-06)
Complied by: Polyhex Technology Company Limited (http://www.polyhex.net/)
DEBIX Model S is the first DEBIX single board computer to feature the NXP i.MX 6ULL, a
low-power processor rating up to 792MHz with only 0.53 watt of power at full load
consumption.
Designed to provide a more energy-efficient and cost-effective solution for smart edge
computing, DEBIX Model S mainly provides 2 x 100Mbps Ethernet ports, 2.4GHz WiFi, BT5.1,
2 x USB 2.0, 1 x 24bit RGB Display Output, 1 x 8bit DVP Parallel CSI Camera, and 40Pin
Expansion Port for IoT Edge, Non-contact HMI, smart home, building control and industrial
applications.
Figure 1 DEBIX Model S
1 / 40
www.debix.io

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  • Page 1 Version: V1.0 (2024-06) Complied by: Polyhex Technology Company Limited (http://www.polyhex.net/) DEBIX Model S is the first DEBIX single board computer to feature the NXP i.MX 6ULL, a low-power processor rating up to 792MHz with only 0.53 watt of power at full load consumption.
  • Page 2 Polyhex Technology Company Limited REVISION HISTORY Rev. Date Description 2023.06.20 First edition 2 / 40 www.debix.io...

  • Page 3: Table Of Contents

    1.1. Safety Precaution ......................5 1.2. Safety Instruction ......................5 1.3. Declaration of Compliance ..................6 1.4. Technical Support ......................7 Chapter 2 DEBIX Model S Introduction ..................8 2.1. Overview ........................9 2.2. Composition .......................12 2.3. Interface ........................13 2.3.1. Power Interface ....................13 2.3.2.
  • Page 4 4.4. Usage of Bluetooth ....................30 4.5. Usage of USB ......................31 4.6. Usage of Display ....................... 34 4.7. Usage of Camera ...................... 36 4.8. Verification of RTC .....................37 4.9. Usage of GPIO ......................37 4.10. Heat Dissipation ...................... 40 4 / 40 www.debix.io...

  • Page 5: Chapter 1 Security

    Always ground yourself to remove any static electric charge before touching Caution! DEBIX Model S product. Modern electronic devices are very sensitive to electric charges. Use a grounding wrist strap at all times. Place all electronic components on a static-dissipative surface or in a static-shielded bag.

  • Page 6: Declaration Of Compliance

    The equipment has been exposed to moisture.  The equipment does not work well, or you cannot get it to work according to the  user's manual. The equipment has been dropped and damaged.  The equipment has obvious signs of breakage.

  • Page 7: Technical Support

    This equipment is manufactured in compliance with MIC/TELEC regulations. This equipment is manufactured in compliance with RCM regulations. 1.4. Technical Support 1. Visit DEBIX website https://www.debix.io/ where you can find the latest information about the product. 2. Contact your distributor, sales representative or Polyhex’s customer service center for technical support if you need additional assistance.

  • Page 8: Chapter 2 Debix Model S Introduction

    Polyhex Technology Company Limited Chapter 2 DEBIX Model S Introduction DEBIX Model S is single board computer based on NXP i.MX 6ULL, which can be widely used in smart home, industrial applications, edge computation, non-contact HMI, security monitoring etc.. Main features: ●...

  • Page 9: Overview

    Figure 2 DEBIX Model S Front Figure 3 DEBIX Model S Back DEBIX Model S uses NXP i.MX 6ULL based Soc, supports 100Mb Ethernet, wireless network and Bluetooth 5.1, etc. The data specifications are as below: Table 3 DEBIX Model S Specification 9 / 40 www.debix.io...
  • Page 10 Default: 12 x GPIO, which can be configured to up to 3 x UART,  Double-Row 6 x ADC, 1 x SPI, 2 x I2C, 1 x CAN, 3 x PWM via software Headers 5V power input/output, 1.8V/3.3V@300mA power output, system  10 / 40 www.debix.io...
  • Page 11 1 x ON/OFF (USB upgrade key for eMMC img)  1 x Reset  Power Supply Power Input DC 5V/2A Mechanical & Environmental Size (L x W) 85.0mm x 56.0mm (±0.5mm) Weight 43g (±0.5g) Industrial grade: -20°C~70°C  Operating Temp. Industrial grade: -40°C~85°C  11 / 40 www.debix.io...

  • Page 12: Composition

    Polyhex Technology Company Limited 2.2. Composition DEBIX Model S consists of a range of different computer components, including the central processing unit (CPU) located at the center of the motherboard, as well as Random Memory (RAM), eMMC, WiFi Bluetooth module that contains the wireless communication components,...

  • Page 13: Interface

    Polyhex Technology Company Limited 2.3. Interface 2.3.1. Power Interface DEBIX Mode SE provides a USB Type-C power interface (J9) with default DC 5V/2A power input. Figure 5 Power interface 2.3.2. USB Interface DEBIX Model S has five USB interfaces: 2 x USB 2.0 Host with double layer Type-A interface (J6), ...

  • Page 14: Ethernet Interface

    One independent MAC Ethernet port is ETH-1 (J4) , support POE power supply (need  POE power supply module). One independent MAC Ethernet port is ETH-2 (J5).  Connect DEBIX Model S to the network through the network cable of the RJ45 connector, and 14 / 40 www.debix.io...

  • Page 15: Wifi & Bt Antenna Interface

    Light, the network cable is plugged in, network connection status is good Active Yellow Blinking, network data is being transmitted 2.3.4. WiFi & BT antenna Interface DEBIX Model S provides a WiFi&BT antenna interface (J10) for connecting WiFi&BT antenna. Figure 9 WiFi & BT interface 15 / 40 www.debix.io...

  • Page 16: Rgb Display Interface

    Polyhex Technology Company Limited 2.3.5. RGB Display Interface DEBIX Model S has an 24-bit RGB interface (J1), with a 40Pin/0.5mm Pitch FPC socket, which is used to connect a monitor, TV or projector. Supports RGB888 24-bit, each of the data consist of 8-bit Red, 8-bit Green, and 8-bit Blue data.

  • Page 17: Csi Interface

    GPIO1_IO18 DCDC_3V3 SW_VDD5V 2.3.6. CSI Interface There is one 8-bit DVP Parallel CSI interface (J2) on board, with a 24Pin/0.5mm Pitch FPC socket for connecting the camera module. Supports up to 5MP, and currently compatible with 17 / 40 www.debix.io...
  • Page 18 OV5640 sensor. Figure 12 MIPI CSI The pin sequence is shown in the figure: Figure 13 Pin sequence of CSI The CSI interface is defined as follows: Table 6 Pin definition of CSI Definition Definition Not used 18 / 40 www.debix.io...

  • Page 19: Audio Interface

    CSI_DATA5 CSI_PIXCLK CSI_DATA4 CSI_DATA0 CSI_DATA3 CSI_DATA1 CSI_DATA2 CSI_AFVDD 2.3.7. Audio Interface DEBIX Model S provides a combined headphone and microphone input interface (J8), the connector is 3.5mm socket, with audio in/out function. Figure 14 Audio interface 19 / 40 www.debix.io...

  • Page 20: Gpio

    Figure 15 Definition of four-segment headphones 2.3.8. GPIO DEBIX Model S has a set of 2*20Pin/2.0mm Pitch GPIO interface (J3), which can be used for external hardware such as LED, button, sensor, function modules, etc. The voltage of I2C, UART, CAN, SPI, GPIO pin is 3.3V.
  • Page 21 The GPIO interface pins are defined in the table below: Table 7 Pin definition of GPIO Definition Definition POE_VA1 POE_VA2 POE_VB1 POE_VB2 DC5V_IN DC5V_IN UART1_RXD SW_VDD5V UART1_TXD VDD_3V3 I2C1_SCL VDD_1V8 I2C1_SDA ONOFF GPIO1_IO20 SYS_nRST GPIO1_IO21 GPIO1_IO22 ADC1_IN1 GPIO1_IO23 ADC1_IN2 GPIO1_IO4 ADC2_IN8 GPIO1_IO5 ADC2_IN9 21 / 40 www.debix.io...

  • Page 22: Led & Key

    For detailed GPIO function MUX, please refer to “DEBIX Model S Reduced GPIO Function List”. 2.3.9. LED & KEY DEBIX Model S has two LED indicators and two Keys.   1 x ACT LED (Green)  1 x Power LED (Red and Blue) ...

  • Page 23: Rtc

    Polyhex Technology Company Limited 2.3.10. RTC DEBIX Model S provides an RTC interface (J11) with a 1*2Pin/1.25mm Pitch header for connecting RTC battery, responsible for maintaining system time and date information. The voltage of RTC battery is the same as the operating voltage of CPU internal clock, both are Figure 18 RTC 2.4.

  • Page 24: Chapter 3 Getting Started

    Burning to eMMC via USB  Download the system installation package we provided to DEBIX Model S, check the MD5 match after downloading, and then unzip it to PC; Use USB cable to connect the OTG port of the device to the USB port of PC, press and hold the ON/OFF key of the device, then connect the power supply, the system will enter the USB burning mode;...

  • Page 25: Hardware Connection

    Hardware connections are made as shown in the diagram and the steps are as follows: Connect the RGB monitor Connect the keyboard Connect the mouse Connect the network cable Connect the power adapter: Plug in the power supply, DEBIX Model S will power on, 25 / 40 www.debix.io...
  • Page 26 Polyhex Technology Company Limited and the red & blue indicator light will be on, the green indicator light will be blinking (if the boot fails, the green indicator light will be off). 26 / 40 www.debix.io...

  • Page 27: Chapter 4 Software Application Examples

    Polyhex Technology Company Limited Chapter 4 Software Application Examples 4.1. System Version Get the system version of DEBIX Model S via DebixVersion command: 4.2. Usage of Ethernet Query ip command. ip a As shown above: eth1 network card corresponds to the network port of the device silkscreen "ETH-1";...
  • Page 28 "ETH-2". Apply ping command. ping -i eth1 192.168.1.14 4.3. Usage of WiFi Edit the configuration file and set the "SSID" and connection password of the connected  router. vi /etc/wpa_supplicant.conf 28 / 40 www.debix.io...
  • Page 29 Polyhex Technology Company Limited Initializing the configuration file.  wpa_supplicant -Dnl80211 -iwfd0 -c/etc/wpa_supplicant.conf & Obtain the IP address assigned by the router.  udhcpc -i wfd0 –n 29 / 40 www.debix.io...
  • Page 30 4.4. Usage of Bluetooth Query the Bluetooth device via hciconfig command.  Start bluetooth and match bluetooth:  hciconfig hci0 up bluetoothctl power on agent on default-agent scan on pair yourDeviceMAC #Match the Bluetooth MAC address 30 / 40 www.debix.io...
  • Page 31 Polyhex Technology Company Limited 4.5. Usage of USB Access the U disk in FAT32 format, the system will automatically mount it to the /mnt path. df -h 31 / 40 www.debix.io...
  • Page 32 Polyhex Technology Company Limited If the U disk is not mounted, you can mount the U disk with the following command:  Query the U disk letter:  fdisk -l  Mounting the U disk: mount /dev/sda1 /mnt 32 / 40 www.debix.io...
  • Page 33 Test write speed. sh -c "sync && echo 3 > /proc/sys/vm/drop_caches" #Clear the cache dd if=/dev/zero of=/mnt/test_file bs=1M count=1024 Test read speed. sh -c "sync && echo 3 > /proc/sys/vm/drop_caches" #Clear the cache dd if=/mnt/test_file of=/dev/null bs=1M count=1024 33 / 40 www.debix.io...
  • Page 34 Component Preparation: 5-inch RGB screen, DEBIX Model S, display adopter board, 40Pin FPC cable, as shown in the figure below: Figure 19 Pull up the black rubber snap of the RGB dispaly interface (J1) of DEBIX Model S, insert 34 / 40 www.debix.io...
  • Page 35 Insert the other end of the FPC cable into the 40pin interface of the display adapter board. Insert the screen cable of the 5-inch RGB display into the display adapter board, and the connection is completed as shown in the following figure: Figure 21 35 / 40 www.debix.io...
  • Page 36 Pull up the black rubber snap of the CSI interface (J2) of DEBIX Model S, insert the FPC cable of OV5640 camera sensor (note the direction of the gold finger, gold finger facing CPU), and press the snap.
  • Page 37 IMPORTANT The GPIO voltage input of DEBIX Model S only supports 3.3V. If the input is higher than 3.3V, it may cause damage to the GPIO interface and CPU. In the terminal window, type command debix-gpio to print out the use of GPIO as follows: 37 / 40 www.debix.io...
  • Page 38 Edge: When mode is in (input), the edge attribute takes effect; there are 4 GPIO  states: 0-none, 1-rising, 2-falling, 3-both Type command debix-gpio showGpioName to print out the definition of the GPIO interface and the location on the board, as follows: 38 / 40...
  • Page 39 Polyhex Technology Company Limited Example: Set GPIO1_IO28 to output high, type command debix-gpio PIN13 out 1, GPIO1_IO8 will output 3.3V. Example: Set GPIO1_IO28 to input rising edge, type command debix-gpio PIN13 in 1, if 39 / 40 www.debix.io...
  • Page 40 INFO:PIN13 value=0. 4.10. Heat Dissipation When a DEBIX Model S single board computer runs for a prolonged period of time, it will result in an increase in its CPU temperature. Therefore, implementations should be considered to cool the CPU and the entire device passively. If the CPU needs to be cooled, it...

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