At the moment I’m working on upgrading my smart thermostat that was using a Microchip PIC18f1320 to a Raspberry Pico W and a Waveshare Pico e-Paper 4.2 B display.

zonder woorden 😭

By using the flex break-out board, I’ve connected a Microchip MCP23008 8-Bit I/O Expander to the pogo pins of my pinephone.

By using SSH, I’m able to login on my pinephone running postmarketOS, but doing the same with mosh fails.

With a free (as in beer) service like uptimerobot, it’s possible to check if some websites are up or down. But sometimes it can be useful to check if some websites on the internal network are up or down, like for example in my case: my smart thermostat my jukebox … Let’s write something in the Go programming language.