Author: Jan

C# HMI @ 64 FPS

I did a lot of work in C#/Forms a few years back and found it to be a bit to slow for actual usage. It was easy to get fancy UI graphics done, but you instantly started struggling with performance on the screen. I remember using ca 1 month to get the functionality done and…

Read the full article

3KW 3-Phase Outrunner

This pic is of a 6368-190KV while I just received a 6368-280KV – a 3KW Outrunner BLDC w/Hall Sensors that costed me 60.- USD all in all. This will be my 3-phase test motor on the 3KW Motor controllers thought while my controller is max 60V @ 50A these motors have a spec 36V @…

Read the full article

Programmable DDS – Part 2

  This illustrate the main functionality I want to achieve. The DDS can generate waveforms as well as more classic squares, triangles, sinus etc. I would like a signal that can be amplified to +/-20V and given a base offset anywhere within that range. The blue line illustrate a more classic square signal starting at…

Read the full article

Terminal Code

The code snip below is the C# terminal code I just knocked out. As simple serial terminal as you can get: namespace Terminal {     class Program     {         static void Main(string[] args)         {             string portName = “COM15”;             while (true)             {                 try                 {                     SerialPort port = new…

Read the full article

easyIPC Dev Setup 1

My next task is to get SPI working on the backbone of my modular control system, so I have assembled 2 x XPortHub’s both connected to a separate ST-Link. One the Hub’s have a RS485 used as debug port, but I intend to bring up USB ports on these later. The picture above show both…

Read the full article

Multiple ST-Links

SW4STM32 allows you to maintain multiple projects and have multiple ST-Links active at once. This is a welcome feature as I now need to program several at once to get backbone SPI working. I finally got the 10x USB cables, so everything is set up and working. This also means that I start using SW4STM32…

Read the full article

Home made Z80 Computer

I have seen quite a few attempts on making vintage computers, but this “Homebrew Z80 Computer Kit” costing 199.- USD is very cool. This is actually a very cool design. If this had popped up at this price some 40 years ago I would have bought one. I do however love the modular design concept…

Read the full article

Google Web Designer

I have searched for Web Designers a few times and recently found Google Web Designer. This is a full HTML5 designer with  WYSIWYG designer as well as Code Editor. This looks like it could be the answer to my web design needs should I decide to use my own time to dig into this. Google…

Read the full article

Reading this blog

I basically keep my notes here in this blog, so to follow a project you just click on the project in the left (obs right) bar as that will filter out entries. This is so far the only real change to this blog as I keep searching for alternative themes. I actually found one WordPress…

Read the full article