InHand EC900 Series User Manual
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InHand EC900 Series User Manual

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EC900 User Manual
1. Product Introduaction
2. Device Configuration
2.1 Access the Gateway
2.2 User Account Management
2.2.1 Registered and delete account
2.2.2 Disable default account
2.3 Network Management
2.3.1 Static IP address setting
2.3.2 Dynamic IP address setting
2.4 System Management
2.4.1 Time setting
2.4.2 Time zone setting
2.5 View Free Disk Space
2.6 Shut Down
2.7 View Firmware Version
3. Development and Debugging
3.1 Serial Port
3.2 USB
3.3 HDMI
3.4 Cellular Network

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Summary of Contents for InHand EC900 Series

  • Page 1 EC900 User Manual 1. Product Introduaction 2. Device Configuration 2.1 Access the Gateway 2.2 User Account Management 2.2.1 Registered and delete account 2.2.2 Disable default account 2.3 Network Management 2.3.1 Static IP address setting 2.3.2 Dynamic IP address setting 2.4 System Management 2.4.1 Time setting 2.4.2 Time zone setting 2.5 View Free Disk Space...

  • Page 2: Production Introduction

    1. Production Introduction The EC900 series edge computer(EC900) is a high performance edge computer developed for industrial IoT applications. With powerful edge computing capabilities, comprehensive security protection and wireless services, EC900 can support device networking of up to 10,000 levels, providing high-speed data channels in the true sense of device informatization.
  • Page 3 Using SSH commands to access the EC900 ( Port 22 ) Plain Text copy ssh edge@192 .168 .3 .100 Enter the SSH password. The default factory username is edge, and the password is security@edge.

  • Page 4: User Account Management

    The factory setting of EC900 has created root by default, but it is not available to log in. If you need to use the root account, please modify the system configuration manually. The edge user is in the sudo user group, so you can use the sudo command to execute system-level commands. Note: For security reasons, it is strongly recommended that you disable the default user and create your own user account.
  • Page 5 how to create a test user in a sudo group with a default login shell of bash and a home entry of /home/test. Plain Text copy sudo useradd -m -G sudo -s /bin/bash test To change the password for the user name(test), use the passwd command and enter the new password, then confirm the change by re-entering the password as shown below.

  • Page 6: Network Management

    Unlock user edge： Plain Text copy passwd -u edge 2.3 Network Management Input cd / etc/ network/ interfaces . d command to change destination . Plain Text copy cd / etc/ network/ interfaces. d Input sudo vim eth1 sudo vim eth2 to edit the network configuration file.

  • Page 7: System Management

    2.3.2 Dynamic IP address setting To configure one or two ports to request IP addresses dynamically, please use the dhcp option instead of the static option in the iface command, as shown below. 2 .4 System Management 2 4 1 Time setting There are two kind of time of EC900 that can be set.
  • Page 8 Set the RTC time to system time using the following command . Plain Text copy sudo hwclock sudo hwclock -w More about time setting, please visit https://www.debian.org/doc/manuals/system-administrator/ch-sysadmin-time.html https://wiki.debian.org/DateTime 2.4.2 Time zone setting There are two ways to configure the time zone of the EC900. One is to use the TZ environment variable, the other is to use the /etc/localtime configuration file.
  • Page 9 In the case a, the reference time is GMT, and the stored time values are correct worldwide. The simple change in the TZ variable allows the local time to be printed correctly in any time zone. In the case b, the reference time is Eastern Standard Time, and the only conversion performed is daylight saving time(DST) .
  • Page 10 ● Use the /etc/localtime The local time zone is stored in the /etc/localtime file. If the "TZ" environment variable is not set, the Glibc library will use the time zone configuration in the /etc/localtime file.This file is a symbolic link to the /usr/share/zoneinfo/ file, please find a suitable time zone information file and overwrite the original /etc/localtime file in the EC900, as shown in the following figure.
  • Page 11 df -h 2.6 Shut Down You can shut down all software running on the device and stop the system by using the Linux command "shutdown" or by pressing the power button. However, after running this command, major components such as the CPU, RAM, and storage devices will continue to be powered, as shown in the following figure. Plain Text copy sudo shutdown -h now...

  • Page 12: View Firmware Version

    Pressing the power button: For the full shut down of the EC900, please disconnect the power to the EC900. When the EC900 is powered off, major components such as the CPU, RAM and memory devices will be shut down, but the internal clock may retain battery power.

  • Page 13: Serial Port

    3.1 Serial Port The EC900 provides two serial ports, both of which support RS232 or RS485 or RS422 communication (only one of the three can be used at any one time). Definition Description 232 Rx D/422 TxD + 232 receive/422 send+ 2 32 send/485 signal B/422 receive- 232 Tx D/485 B/422 Rx D- 232 signal ground...
  • Page 14 ih-uart-ctl -p 0 -m 0 The parameter 0 after -p indicates COM1, parameter 1 indicates COM2. The serial port name of COM1 is ttyS3, and the serial port name of COM1 is ttyS4. The parameter 0 after -m indicates RS232, 1 indicates RS485, 2 indicates RS422, and the default baud rate is 9600.

  • Page 15: Cellular Network

    After connecting the display with the HDMI cable, the Linux login screen is displayed and the login is completed by entering the user name and password. 3.4 Cellular Network I.Enable/disable redial copy Shell systemctl enable redial sys temctl start redial sys temctl restart redial...
  • Page 16 sudo nvram show IV. Switching sim cards Default sim card 1 Shell copy sudo nvram sim= an apn , execute nvram wan1 _ ppp_ apn= sim1 _ apn / / If sudo need to set t h i s command replace sim1 _ apn with...
  • Page 17 FCC STATEMENT This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 18 IC STATEMENT This device complies with Industry Canada license-exempt RSS standard(s): Operation is subject to the following Two conditions: (1) this device may not cause interference, and (2) This device must accept any interference, including interference that may cause undesired operation of the device.

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