Tag Archives: linux

Accessing GPIO from Qt5

Qt5 is has many useful classes for handling the filesystem, but I didn’t find anything for handling the GPIOs in an embedded system. You need to handle the GPIO configuration by opening a standard file descriptor and reading/writing from/to with the standard QFile methods. This is just a snippet that shows briefly how to change… Read More: Accessing GPIO from Qt5 »

Communicating to a serial interface of an embedded Linux device using kermit

I have used kermit for connecting to serial interfaces for several years and it has always worked as expected. Even for sending a kernel image to U-Boot using the zmodem protocol (yes, it took ages, but there was no Ethernet) has worked quite well. Recently, a friend that is new to embedded Linux ask me… Read More: Communicating to a serial interface of an embedded Linux device… »