InHand EC900 Series User Manual Download

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3.3

HDMI

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.

The stty command can be used to view and modify the configuration of the serial port. More about stty

command, please visit

https://www.gnu.org/software/coreutils/manual/coreutils.html#stty-

invocation

View

serial

port

configuration

Plain Text

copy

stty -a -F /dev/ttyS3

II.

Modify

the

serial

port

configuration

Plain Text

copy

stty -F /dev/ttyS3 ispeed 115200 ospeed 115200 cs8

3.2

USB

Currently, USB only supports mounting USB flash drives. After the USB drive is successfully mounted,

you can view the drive files in /mnt/sd destination.

Summary of Contents for EC900 Series

Page 1: ...te 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 Vi...

Page 2: ...t for C C Java Python Net JavaScript etc which is easy for users to develop and port applications The EC900 supports Secure Boot TPM etc to ensure the security of user software and data In addition th...

Page 3: ...Using SSH commands to access the EC900 Port 22 Plain Text copy 1 ssh edge 192 168 3 100 Enter the SSH password The default factory username is edge and the password is security edge...

Page 4: ...ded that you disable the default user and create your own user account 2 2 User Account Management Use sudo i or sudo su command to switch to the root account For security reasons do not operate all c...

Page 5: ...st 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 Plain Text copy 1 sudo passwd test...

Page 6: ...1 or sudo vim eth2 to edit the network configuration file You can configure the Ethernet port of the EC900 to use a static IP address or to obtain an IP address dynamically DHCP 2 3 1 Static IP addres...

Page 7: ...here are two kind of time of EC900 that can be set One is the system time the other is the RTC RealTime Clock time saved by the EC900 hardware Use the date command to query the current system time or...

Page 8: ...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 There are two ways to configure the time z...

Page 9: ...e hardware clock for daylight saving time DST twice a year In the case c the reference time is always the reported time You can use this option if the hardware clock on your machine automatically adju...

Page 10: ...o 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 Plain Text copy 1 2 3 ls l etc localtime sudo rm rf...

Page 11: ...d 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 po...

Page 12: ...and memory devices will be shut down but the internal clock may retain battery power 2 7 View Firmware Version The ecversion command is used to query the firmware version number and the parameter a ca...

Page 13: ...one of the three can be used at any one time PIN Definition Description 1 2 232 Rx D 422 TxD 232 receive 422 send 3 232 Tx D 485 B 422 Rx D 232 send 485 signal B 422 receive 4 5 GND 232 signal ground...

Page 14: ...e used to view and modify the configuration of the serial port More about stty command please visit https www gnu org software coreutils manual coreutils html stty invocation I View serial port config...

Page 15: ...copy 1 systemctl enable redial 2 sys temctl start redial 3 sys temctl restart redial 4 sys redi temctl stop redial If need to enable redial al will occur after rebooting the device automatic 5 sys te...

Page 16: ...the dual card function Shell copy 1 sudo nvram set cur sim 1 2 sudo nvram set wan1_ppp_sim2_apn sim2_apn If need to set an apn execute this command and replace sim2_apn with the actual apn Do not exec...

Page 17: ...tion which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving a...

Page 18: ...ie Canada applicables aux appareils radio exem pts de licence L exploitation est autoris e aux deux conditions suivantes 1 I appareil ne doit pas produire de brouillage et 2 I utillsateur de I apparei...

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