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idBoardProcessorBus widthclock speedMemory# of pins (digital/analog)logic level voltagepackage stylePinout diagram linkDatasheet linkManufacturer link
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556ATTINY1616-SNRtinyAVR 1-series8-bits16/20MHz16 kB20 Pins(5V), 0.55V, 1.1V, 1.5V, 2.5V, 4.3V20-SOIC
https://raw.githubusercontent.com/SpenceKonde/megaTinyCore/master/megaavr/extras/ATtiny_x16.gif
https://www.mouser.com/pdfdocs/40001893A.pdf
https://www.mouser.com/ProductDetail/Microchip-Technology-Atmel/ATTINY1616-SNR?qs=HXFqYaX1Q2w711d4DTfCdw%3D%3D
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UNOATmega328megaAVR8-bits20 MHz32 kb flash32 pins 6 an/dig 14 dig in/out 2 an out1.8 V to 5.5 VTQFP-32
https://www.hobbytronics.co.uk/image/data/tutorial/arduino-hardcore/atmega328-tqfp-arduino-pinout.jpg
https://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7810-Automotive-Microcontrollers-ATmega328P_Datasheet.pdf
https://www.microchip.com/wwwproducts/en/ATMEGA328P
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1501Adafruit Trinket 5VtinyAVR - ATtiny858-bit8MHz or 16MHz5.25 kB usable (8kB total)55V
https://www.google.com/url?q=https://learn.adafruit.com/assets/25644&sa=D&source=editors&ust=1616109168892000&usg=AFQjCNH0pODHIyUvQmp4uw0aDBWy8n4U_Q
https://learn.adafruit.com/introducing-trinket
https://www.adafruit.com/product/1501
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Teensy 4.0ARM (Cortex M7)64 bit600 MHz1024 kB403.3 Vflat pack
https://developer.arm.com/ip-products/processors/cortex-m/cortex-m7
https://developer.arm.com/ip-products/processors/cortex-m/cortex-m7
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Feather M0 LoRa ARM (Cortex M0)32 bit48 MHz256K of FLASH
20 GPIO pins, 8 PWM pins, 10 analog inputs, and 1 analog output
3.3 V
https://cdn-learn.adafruit.com/assets/assets/000/046/204/original/Feather_M0_LoRa_v1.2.pdf?1504806734
https://www.adafruit.com/product/3178
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LOLIN32 ProXtensa (ESP32)32-bit240 MHz4 MB flash, 8 MB PSRAM
22 Digital, 6 Analog Input, 2 Analog Output
3.3 V
https://www.wemos.cc/en/latest/_static/boards/d32_pro_v2.0.0_3_16x9.jpg
https://www.espressif.com/sites/default/files/documentation/esp32-wrover_datasheet_en.pdf
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