Adafruit Metro 328 Starter Pack [US PLUG] [Discontinued] _MAKE_CABLE_SERIAL The Pi-EzConnect GPIO HAT lets

The Pi-EzConnect GPIO HAT lets you connect electronics to your Raspberry Pi using screw terminals

Diameter: 30

Control over UART (9600 Baud) via any microcontroller

and not too large

You cannot use this size panel with an Arduino UNO (ATmega328) or ATmega32u4 - you need a chip with more RAM

Adafruit Metro 328 Starter Pack [US PLUG] [Discontinued] _MAKE_CABLE_SERIAL The Pi-EzConnect GPIO HAT letsPlease note this product ships with a USA style plug. Heard about Arduino IDE compatibles but not sure how to start? The Adafruit Metro is an ATmega328 based (like a lot of our own products) development board. Since it is shaped the same, and code shield compatible with the Arduino UNO R3 design, our Adafruit Metro is easy to use and hacker friendly and this is the perfect beginner kit for learning how to use the Adafruit Metro! This bundle is