Tag: electronics

Resistors on the DIN rail

Continuing my, now semi-regular work on the cabinet wiring, I have found myself in a curious situation. The datasheet for the product contained the following schematic: The schematic demonstrates the recommended wiring between the controller, in this instance a PLC and the devic…

ModbusRTU for TouchBerry 10 pt.3

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. I've spent past few days fighting two things: he…

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…