Upgrade IGT-20 to Debian 9 Stretch

IGT-20 and IGT-21 was announced years ago. At that time, Debian Jessie was still a “stable” distribution. Thanks to Debian teams, Jessie is now an “oldoldstable” release. It’s very common that new users ask for updated OS version....

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Read GPS NMEA Message from SIM7600 on IGT-30

SIM7600 from SIMCOM provides a built-in GPS functionality. However, by default, GPS function is not enabled automatically. Here’s my approach to enable the GPS functionality of SIM7600 on IGT-30. Before we start to send the command, make sure SIM7600 is ...

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Running Docker on IGT-30 and IGT-20 Series

Docker has been a very hot topic. It enables one to package up code and all its dependencies in a single container image, which can later be easily loaded in another environment. IGT-20 and IGT-30 series equip with armv7 architecture processors, which are fort...

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Expanding the Original Partition on IGT-20 / IGT-21

The factory image of IGT-20/ IGT-21 is less than 1GB, and however, the capacity of the default microSD is actually much larger. Though it’s a good idea to create a separated partition for user data, sometimes it’ll be an big issue if certain large ...

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Installing Node-RED on IGT-20 and IGT-21

Update 2020/5/8: Node.js 10 has been install successfully. And this article applies also to IGT-30D, IGT-31D, IGT-33V and IGT-34C. Node-RED is a frequently used software package for IoT, Internet of Things, applications. Though the factory OS images of IGT-20 ...

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