Reverse Engineering Antminer S1
Antminer S1 is the 1st generation of Bitcoin mining hardware based on Bitmain Technologies chip marked as BM1380. There are 64 chips (2 boards, 32 chips each) per miner offering hash rates at around...
View ArticleMIPI DSI Tx interface for Ipod Nano 7th gen
Before reading this post I highly recommend that you pay a visit to Mike’s Electric stuff webpage where Mike describes the reverse engineering of the Ipod Nano 6th gen LCD. It it essential to have at...
View ArticleComplex impedance matching using scalar measurements, math and resistors
In this article I’ll present my approach to solving the problem of impedance matching using only scalar measurements, a little bit of complex numbers mathematics (in form of a python script) and...
View ArticleDecoding FSK transmission recorded by RTL-SDR dongle
In this article I’m about to present the process of decoding previously recorded FSK transmission with the use of Python, NumPy and SciPy. The data was gathered using SDR# software and it is stored as...
View ArticleBuilding bare-metal STM32L4 firmware using Clang/LLVM
In this tutorial I’ll show you how to build a basic bare-metal application for Cortex-M4F micro-controller using LLVM without having to resort to building the LLVM toolchain itself which can be...
View ArticleSTM32 Development Env for Windows: VSCode + ARM GCC Toolchain + OpenOCD
In this tutorial I’ll shortly describe how I setup my development environment for the STM32 micros. STM32L433 will be used as an example but the following process shall be applicable to any other...
View ArticleSTM32L4-Discovery Software-Defined radio receiver (SDR) Part 1
In this post I’ll present a way to turn the stm32l476-discovery board into fully functional radio receiver using a single additional component and making minor modifications to the board. The...
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