- Real-time Speech Keyword Recognition using a Convolutional Neural Network (CNN)
- Heterodyne Ultrasonic Bat Detector
- USB SNES Gamepad using STM32F103 microcontroller
- DIY Soldering Station Controller
- BLEthingy Beacon part 2 - software
- BLEthingy Beacon part 1 - hardware
- using PWM to create analog signals: centered vs. left-aligned mode
- a tiny software UART TX for the AVR ATtiny microcontroller
- create audio signals with PWM on the STM32F103 microcontroller
- W25Q64JV SPI flash memory chip as external memory
- the speaking compass