STM32CubeIDE vs Arduino Core: Best Way to Program Blue Pill and Black Pill
Compare STM32CubeIDE vs the Arduino STM32 core for Blue Pill and Black Pill boards: setup, debugging, CubeMX, HAL/LL, libraries, USB, code control and the best workflow.
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STM32F401 vs STM32F411 Black Pill: Which Board Should You Buy?
Compare STM32F401 vs STM32F411 Black Pill boards: CPU speed, Flash, SRAM, USB, timers, SPI/I2C/UART, Arduino support, DFU and which board to buy.
Speeduino First Start and Sync-Loss Troubleshooting
Speeduino first-start and sync-loss troubleshooting: pre-start checks, tooth logs, fixed timing, RPM dropouts, no-start diagnosis, fuel pressure and trigger-noise fixes.
Speeduino Injector Sizing: Flow Rate, Duty Cycle and High vs Low Impedance
Speeduino injector sizing explained: flow rate, BSFC, duty cycle, fuel pressure, dead time, high vs low impedance injectors, wiring and required-fuel setup.
Speeduino Ignition Outputs: Smart Coils, Dumb Coils and Igniters
Speeduino ignition outputs explained: smart vs dumb coils, external igniters, dwell, output polarity, wasted spark, COP wiring, grounding and safe commissioning.
HC-SR04 vs JSN-SR04T: Best Ultrasonic Sensor for Water Tanks
Speeduino VR vs Hall Sensors: Crank and Cam Input Wiring
Speeduino VR vs Hall crank and cam sensors explained: wiring, pull-ups, conditioners, polarity, shielding, air gap, trigger edge and sync-loss troubleshooting.
VL53L0X vs VL53L1X: Best Time-of-Flight Sensor for ESP32
Compare VL53L0X vs VL53L1X for ESP32 projects. Range, field of view, speed, ESPHome support, wiring, multi-sensor use and which ToF sensor to choose.
HX711 Load Cell with ESP32, ESPHome and Home Assistant
Build an ESP32 load-cell scale with HX711, ESPHome and Home Assistant. Covers wiring, calibration, tare, filtering, drift and reliable mechanical mounting.