Amazon.com: Geekstory CP2102 USB Serial Adapter Module USB to TTL with DTR Pin STC Downloader Module+6P Dupont Cable Jumper Wire Female to Female for Windows Arduino(Pack of 2) : Electronics
Amazon.com: HiLetgo 3pcs Pro Micro Atmega32U4 5V 16MHz Bootloadered IDE Micro USB Pro Micro Development Board Microcontroller Compatible to Arduino Pro Micro Serial Connection with Pin Header : Electronics
Amazon.com: OSOYOO Pro Micro 5V/16MHz Module Board with 2 Row pin Header Replace wit Pro Mini for Arduino : Electronics
Amazon.com: AITRIP 5 PCS Pro Micro ATmega32U4 5V/16MHz Module Board with 2 Row pin Header Compatible with arduino Leonardo Replace ATmega328 Pro Mini (5PCS) : Electronics
Amazon.com: RS232/RS485 Shield for Arduino : Electronics
Amazon.com: HiLetgo HC-06 RS232 4 Pin Wireless Bluetooth Serial RF Transceiver Module Bi-Directional Serial Channel Slave Mode for Arduino : Electronics
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Amazon.com: Arduino Ethernet Shield 2 [A000024] : Electronics
Amazon.com: 2-Channel UART To Ethernet Converter, Serial Port Transparent Transmission Module UART TTL and RJ45 Ethernet Bi-Directional Transmission, with Control Pin for Raspberry Pi/Arduino/STM32,ect. : Electronics
Amazon.com: ELEGOO UNO R3 Board ATmega328P with USB Cable(Arduino-Compatible) for Arduino : Electronics
Amazon.com: RS232/RS485 Shield for Arduino : Electronics
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Amazon.com: Arduino Uno REV3 [A000066] : Electronics
Amazon.com: HiLetgo 3pcs Nano V3.0 ATmega328P CH340G 5V 16M Mini USB Micro Controller Board Development Board with PIN Headers Pin Unsoldered : Electronics
Amazon.com: ANMBEST 10PCS MAX485 RS485 Transceiver Module TTL UART Serial to RS-485 Module for Arduino Raspberry Pi Industrial-Control : Electronics
RS232/RS485 Shield for Arduino : Electronics - Amazon.com
Amazon.com: HiLetgo HC-05 Wireless Bluetooth RF Transceiver Master Slave Integrated Bluetooth Module 6 Pin Wireless Serial Port Communication BT Module for Arduino : Electronics
Amazon.com: KEYESTUDIO Leonardo R3 Microcontroller Development Board with USB Cable Kit for Arduino Project : Electronics
Amazon.com: TISEKER Mini Nano V3.0 ATmega328P Microcontroller Board with USB Cable for Arduino : Electronics
Amazon.com: DSD TECH HC-05 Bluetooth Serial Pass-through Module Wireless Serial Communication with Button for Arduino : Electronics
Amazon.com: DWEII 2 PCS Nano Board V3.0 ATmega328P with 2Pcs Cable Compatible with Arduino Nano V3.0 with Pin Headers Pin Unsoldered : Electronics
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Amazon.com: Arduino Ethernet Shield 2 [A000024] : Electronics
Amazon.com: AITRIP Pro Micro ATmega32U4 5V/16MHz Module Board with 2 Row pin Header Compatible with arduino Leonardo Replace ATmega328 Pro Mini (1 PCS) : Electronics
Amazon.com: HiLetgo 3pcs Nano 3.0 ATmega328P Type-C USB CH340 Controller Board Compatible to Arduino Nano CH340 USB Driver Nano V3.0 ATmega328 : Electronics
Amazon.com: KOOKYE 3PCS Pro Micro ATmega32U4 5V/16MHz Module Board 2 Row Pin Header for Arduino Mini Leonardo : Electronics
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Amazon.com: Arduino Uno REV3 [A000066] : Electronics
