Chapter 3. Hardware

The FLORA main board is like a tiny computer (see Figure 3-1). Its “brain” (a microcontroller) runs a small program, or set of instructions looking for information from sensors and controlling devices connected to it based on the instructions in the program. FLORA is Arduino-compatible and designed specifically for wearable electronics projects. It’s round, so it won’t snag on or poke through fabric; it’s small, slim, and easy to sew because of its large pads in a convenient arrangement. It’s built around the Atmega32u4 chip, located at the very center of the board. FLORA can communicate with your computer over a USB cable, which also supplies electricity to the board when its connected. You can put new programs on it with ...

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