Amazon.com: RedTagCanada Pro Micro Atmega32U4 5V 16MHz Bootloadered IDE Micro USB Pro Micro Board Microcontroller Compatible to Arduino Pro Micro Serial Connection wPin Header (1, Pro Micro ATmega32U4 Micro-USB) : Electronics
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Amazon.com: AITRIP 5pcs for Nano Board CH340/ATmega+328P Without USB Cable, Type-C Connection Compatible with Arduino Nano V3.0 : Electronics
DGZZI 50pcs Blue 5mm Pitch PCB Mount Screw Terminal Block Connector for Arduino (20pcs 2 Pin + 15pcs 3 Pin + 15pcs 4 Pin): Amazon.com: Industrial & Scientific
Amazon.com: AITRIP 10pcs MH-Tiny ATTINY88 Micro Development Board 16Mhz /Digispark ATTINY85 Upgraded/Nano V3.0 ATmega328 Extended Compatible for Arduino IDE 1.0+ (OSX/Win/Linux) : Electronics
pin mode number question - Programming Questions - Arduino Forum
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Amazon.com: Arduino Leonardo with Headers [A000057] : Electronics
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Electronics-Salon Arduino Screw Terminal Block Breakout Module, for Arduino UNO R3.: Amazon.com: Industrial & Scientific
Amazon.com: OSOYOO Pro Micro 5V/16MHz Module Board with 2 Row pin Header Replace wit Pro Mini for Arduino : Electronics
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Amazon.com: ACEIRMC for Arduino Nano V3.0, Nano Board CH340/ATmega328P Without USB Cable, Compatible with Arduino Nano V3.0 (6 Pack) : Electronics
Amazon.com: AITRIP 10pcs for Nano V3.0 Micro Controller Module,ATmega328P Moudle Nano Board CH340 Without USB Cable Compatible with Arduino Nano V3.0 : Electronics
ATmega328 with Arduino Optiboot (Uno) : Electronics - Amazon.com
Amazon.com: AITRIP 2PCS Type-C USB CH340 5V 16MHz for Nano Board CH340/ATmega+328P, Type-C Connection Compatible with Arduino Nano V3.0 : Everything Else
Amazon.com: Treedix Breakout Board Module with Pin Board for Teensy 4.1/3.5/3.6 Compatible with Arduino : Electronics
Ultra-Small GPIO Terminal Block Breakout Board Module for Arduino UNO R3: Amazon.com: Industrial & Scientific
Amazon.com: OSOYOO Pro Micro 5V/16MHz Module Board with 2 Row pin Header Replace wit Pro Mini for Arduino : Electronics
Screw Terminal Block Breakout Shield Module for Arduino MEGA-2560 R3: Amazon.com: Industrial & Scientific
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Amazon.com: Arduino Uno REV3 [A000066] : Electronics
