Electronics
May 25, 2026 Electronics

Designing a 4-20 mA Transmitter

For my Industrial Embedded Automation project, I needed a way to test the 4-20 mA input functionality, however all my…

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July 8, 2025 Electronics

Reverse Engineering a Cheap SHT30 RS485 Modbus Sensor’s Protocol

I reverse engineered a cheap RS485 SHT30 temperature and humidity sensor from AliExpress after finding it lacked proper documentation. This…

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A DHT11 inserted into a small breadboard.
April 21, 2025 Electronics

Developing a Bit-Banged DHT-11 Driver from Scratch (STM32 HAL)

I wrote a DHT11 sensor driver for the STM32 at the bit level with microsecond timing and bitwise operations.

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