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Nov 10
HardFault handler on supervisor call (SVC) when starting FreeRTOS kernel (CM-4)
During the initialization of FreeRTOS kernel, kernel calls the first task with function: At the third instruction, counting from the bottom, svc is being called. It is a supervisor call, which calls an SVCall exception. If after that instruction HardFault happens it might be caused by non zero value of BASEPRI register. Base Priority Mask …
Apr 08
Python made – RIGOL DP832 GUI – Ethernet
As I had some free time, and we had recently got Programmable Power Supply RIGOL DP832, I have made python based GUI, to communicate with RIGOL. It is based on: PyVisa version: 1.8 PyQt version: 5.8.1 Qt version: 5.8.0 Matplotlib version: 2.0.0 and uses Ethernet to communicate with RIGOL. pip install -U pyvisa pip install …
Dec 31
Library for ATmega8A in C++
Dec 03
AVR TOOLCHAIN based on: gcc 6.20, libc 2.0.0 & binutils 2.27
With the help from Zak’s Electronics Blog ~* and AVR LIBC user’s manual I have compilied avr toolchain, for my personal use, with the newest edition of (as of today) gcc, libc and binutils. I have also changed avr-size a little by patching missing avr microcontrolers, which atmel adds to its toolchain. If …