Originally posted by me on May 21, 2017 So, this is a variation on using GPIO, via direct memory access. The benefit to using this code, or similar. Is that there is only two syscalls for each line / mux select. Versus 12 syscalls if using the standard “Linux way” using open(), write(), read(), and…
Tag: development
Read from a DS18B20 temperature sensor
Originally posted by me on May 9, 2017 Again, very simple code to read from a device, and put that read information out to stdout. In this case, reading from a 1-wire DS18B20 sensor. The pin used is unimportant, so long as that pin is configurable as gpio, and is not already in use by…
WordPress, and MariaDB on Docker
The motivation for the post was quite simple. Currently, I’m running wordpress for a blog site, and never happy with Themes created by others. Often, I find myself wanting to design my own theme from scratch. Several years ago, when I ran the same domain, on a different server, I used WordPress then as well….