Recognizing additional expansion and connectivity capabilities

The power jack is located on the left-hand side of the board and it is labeled PWR. Below the power jack, there is a microSD card connector, labeled SDIO. The microSD card connector supports microSD cards with a maximum support capacity of 32 GB. We will use the microSD card as our main storage to store the operating system, Python, and the necessary libraries. The board can boot from the microSD card. Thus, we can think of the microSD card as our main hard drive to work with IoT projects. The following screenshot shows the power jack with the power supply connected to it and the microSD card connector with an 8 GB microSD card being connected to it.

The Ethernet jack is located in ...

Get Internet of Things with Python now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.