How to Choose the Right Microcontroller for Your Project
2026-09-27 07:00:00 | pcba-mkr
Choosing the right microcontroller (MCU) is one of the first decisions in any electronics project.
ESP32: Wi-Fi + BLE, dual-core 240MHz, great for IoT, low cost.
STM32: wide family M0-M7, rich peripherals, industrial grade.
Arduino AVR: simple, beginner-friendly, huge community.
RP2040: dual-core 133MHz, very low cost, programmable I/O.
Key Selection Criteria:
1. Processing power
2. Wireless connectivity
3. Power consumption
4. Required peripherals
5. Development ecosystem
6. Budget
