Upgrading wiringpi on Raspberry Pi 4

I have had a problem with the gpio command on Raspberry Pi 4. Checking it's version with gpio -v produced the following output: gpio version: 2.50 Copyright (c) 2012-2018 Gordon Henderson This is free software with ABSOLUTELY NO WARRANTY. For details type: gpio -warranty Raspber…

ModbusRTU for TouchBerry 10 pt.2

This post is a part of a series about the TouchBerry ModbusRTU autoflow issue and how have I resolved it. Other posts of the series can be found under the touchberry tag. Note that newer posts might contain more recent information. It is quite hard to do a lot of effective work i…

No autoflow for RS485 on TouchBerry 10?

This post is a part of a series about the TouchBerry ModbusRTU autoflow issue and how have I resolved it. Other posts of the series can be found under the touchberry tag. Note that newer posts might contain more recent information. With the access to the TouchBerry 10" model…

Cross-compiling vs cross-compiling

This topic is drives me for some time. Cross-compiling is actually a misnomer. Or and ambiguous term. Whatever. Basically, cross-compiling means at least two different things in different peoples minds. The first group think of cross-compiling as a process, after which an executa…

Using mbpoll as a CLI for Modbus

I have discovered a nice CLI tool called mbpoll than can be used for fast Modbus wiring validation via CLI. It is very handy for anything that has an Ethernet port for the ModbusTCP, including devices like Raspberry Pi based controllers industrial controllers. Additionally, if an…

Should cabinet door contain 230VAC elements?

With the current task of wiring an electrical cabinet I was presented with the opinion, that we should use 230VAC powered buttons and indicators, because in our specific case it would be cutting the corners, meaning less time and resources required for the given task. I have foun…

Giving up hope on svelte-kit

Casually checking on status of svelte-kit after a few weeks of not doing so when I returned from the holiday. The result was not good. The open issues for the 1.0 milestone just pile up. It feels like it will never be released. I have got involved in the #733 due to traling slash…