Blog
Guides for makers, minus the fluff
Practical write-ups on choosing boards, avoiding gotchas and designing projects that last.
Latest · Oct 1, 2026 · 5 min read
ESP32 vs Raspberry Pi Pico W: Which Should You Buy?
ESP32 or Pico W? A practical comparison of Wi-Fi, Bluetooth, ADC, PIO, GPIO, power, price and software, with a clear pick for each kind of project.
Read the articleOct 3, 2026 · 5 min read
Best Microcontroller for Battery-Powered Projects
Datasheet sleep numbers lie by omission. Learn what really drains your battery and which boards (XIAO, nRF52840, ESP32-C6) last longest.
BatteryLow powerESP32nRF52840Oct 5, 2026 · 6 min read
ESP32 Pins You Should NOT Use (and the Ones That Are Safe)
Which ESP32 GPIO pins break boot, flash or Wi-Fi? A clear guide to strapping pins, input-only pins, ADC2 limits, plus a safe-pin list.
ESP32PinoutGPIOTroubleshootingOct 7, 2026 · 6 min read
Beginner's Guide to Choosing Your First Dev Board
Pick your first microcontroller board with confidence: language, Wi-Fi, 3.3V vs 5V, clones to avoid, four starter tiers and the accessories you need.
BeginnersDev boardsArduinoESP32Oct 9, 2026 · 6 min read
How to Calculate Battery Life for Your IoT Project
Estimate battery life the right way: duty-cycle maths, derating, a worked example, a sensitivity table and how to measure real current.
BatteryIoTLow powerMeasurement
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The Microcontroller Cheat Sheet
Logic levels, pins to avoid, I2C / SPI / UART basics and a quick-pick table of the best boards — on one printable PDF. Enter your email and it's yours.
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