Auto Flow Control RS-485 on IGT-20 Due to the fact that RS-485 is half-duplexed, it can either send or receive messages in any single moment. This fact results in some cumberson work to switch the direction of messages of the RS-485. When this RS-485 plays as ...
Category: Neousys IGT Series
Switching Modes of Serial Ports on IGT-20 to RS-232, RS-422 and RS-485
Designed as an industrial gateway for IoT, IIoT, Industry 4.0 and automation applications, IGT-20 has two serial ports enabling the connection to various sensors and devices. And among the sensors and devices, serial communication, i.e. RS-232, RS-422 and RS-4...
IGT-20 OS Image and Disk Usage
Currently the pre-installed OS of IGT-20 is Debian 8, and the OS image is less than 1GB in a 8GB microSD. By using df command, one can observe the real disk usage as below: root@igt20:~#df Filesystem 1K-blocks Used Available Use% Mounted on udev 10240 0 10240 ...
IGT-20 / IGT-21 microSD Access Speed
IGT-20 and IGT-21 provides dual microSD slots and supports up to SDHC. Read/Write test has been performed with the default 8GB MLC microSD. Here’s the methodology and test result: Reading the microSD root@igt20:~# hdparm -tT /dev/mmcblk0 /dev/mmcblk0: Ti...
Configure IGT-20 to DHCP from Factory Setting
The LAN of IGT-20 is set to static IP, 192.168.8.2, for users’ convenience when it’s shipped out of factory. This facilitates users to connect to your IGT-20 by SSH via a common CAT-5e cable as soon as you get them. However, if you’d like to ...