Microcontrollers
The following is a rough guide, the reality is considerably more complicated.
Class | Manufacturer | Architecture | Clock | Wikipedia | Notes |
---|---|---|---|---|---|
AVR | Microchip (was Atmel) | 8-bit AVR | 1.6 to 32 MHz | AVR microcontrollers | ATmega328, ATtiny |
PIC | Microchip | 8-bit to 32-bit PIC | 0 to 200 MHz | PIC microcontrollers | |
STM32 | ST Micro | 32-bit ARM Cortex-M0+ | 0 to 48 MHz | STM32 | compatible: APM32 by Geehy Semiconductor |
SAM | Microchip (was Atmel) | 32-bit ARM Cortex-M0+ | 0 to 48 MHz | Atmel ARM-based processors | e.g. ATSAMD21G18 |
RP2040 | Raspberry Pi | 32-bit ARM Cortex-M0+ | 0 to 48 MHz | RP2040 | Raspberry Pi Pico |
ESP32 | Espressif Systems | 32-bit Xtensa LX6 / RISC-V | 160 or 240 MHz | ESP32 | replaces ESP8266; integrated Wi-Fi and dual-mode Bluetooth |
MSP430 | Texas Instruments | 16-bit MSP430 | 0 to 25 MHz | TI MSP430 | TI range |
nRF | Nordic Semiconductor | 32-bit ARM Cortex | 16 to 70 MHz | Nordic Semiconductor | e.g. nRF51, nRF52, nRF53, nRF91 |
Resources
Boards
Arduino
Arduino Board | Wikipedia (Board) | Arduino Docs | Processor | Wikipedia (Processor) | Speed | EEPROM | SRAM |
---|---|---|---|---|---|---|---|
Arduino Nano | Arduino Nano | Nano | ATmega328 | ATmega328 | 16MHz | 512bytes | 2kB |
Arduino Uno | Arduino Uno | UNO R3 | ATmega328P | ATmega328 | 16MHz | 512bytes | 2kB |
Arduino Leonardo | Arduino | Leonardo | ATmega32U4 | AVR microcontrollers | 16MHz | 1kB | 2.5kB |
Arduino Mega | Arduino | Mega 2560 Rev3 | ATmega2560 | AVR microcontrollers | 16MHz | 4kB | 8kB |
WeAct STM32
Board | Color | Github |
---|---|---|
WeAct BlackPill STM32F411CEU6 | F411 8M HSE | WeActStudio.MiniSTM32F4x1 |
WeAct STM32G431CBU6 | WeActStudio.STM32G431CoreBoard |
WeAct ESP32
Board | Color | Github |
---|---|---|
[https://s.click.aliexpress.com/e/_DdLcBcx WeAct ESP32-C3FH4 Core Board | WeActStudio.ESP32C3CoreBoard | |
WeAct ESP32-C6 Core AN4 | ESP32-C6-A-N4 | WeActStudio.ESP32-C6-A |
WeAct ESP32-C6 Core AN8 | ESP32-C6-A-N8 | WeActStudio.ESP32-C6-A |
AliExpress
Board | Processor | Wikipedia |
---|---|---|
ESP-12F WeMos D1 UNO R3 | ESP8266 | ESP8266 |
Debuggers
WeAct Studio
Debugger | Github |
---|---|
WeAct STLink STM32 Mini Debugger | WeActStudio.MiniDebugger |
WeAct DAPLink APM32 Mini Debugger | WeActStudio.MiniDebugger |