Category Archives for Electronics

What can I do with all these things?

15. January 2017 by resset
Categories: Electronics, Hardware, Software | Tags: , , | Leave a comment

GFX-unlocker

Recently I made a small demo: This is application running in ChibiOS/RT RTOS with addition of µGFX framework. It mimics screen unlocker known from Andriod smartphones. It was tested on Embest DM-STF4BB board with DM-LCD35RT LCD display, but should run … Continue reading

13. July 2013 by resset
Categories: Electronics, Hardware, Software | Tags: , , , , , | Leave a comment

Kate debugs in hardware

Or how to debug embedded devices with Kate editor, GCC toolchain, OpenOCD and JTAG. Or, how to replace Eclipse in embedded developer’s work. I do most of my work with open source software, including this running on PC desktop. Few … Continue reading

23. February 2013 by resset
Categories: Electronics, Software | Tags: , , , , , , , , , , | Leave a comment

Benefit of Cortex-M4F

Embedded systems gurus always repeated: don’t use floating-point numbers in your firmware! But what if you have processor with a FPU? Well, then you simply can. Do not forget, however, to carefully look at your disassembly file, as always. So … Continue reading

08. July 2012 by resset
Categories: Electronics, Software | Tags: , , , | Leave a comment

OpenOCD + Actel (Microsemi) CoreMP7

In my engineer degree work I used CoreMP7-enabled ProASIC3 Development Kit (part number M7A3P-DEV-KIT-SCS). In a time it was launched by Actel (acquired by Microsemi) it was one of the first attempts of creating a SoPC with soft ARM core … Continue reading

13. December 2011 by resset
Categories: Electronics, Hardware, Software | Tags: , , , , | Leave a comment