First released in 2012, the firstRaspberryPi featured a 700 MHz single core processor and 256 MB of RAM. The Raspberry Pi 2 was released in February of 2015 with a 900 MHz quad core processor and 1 GB of RAM. Released in February of 2016, the Raspberry Pi 3 increased the processor speed to 1.2 GHz. This model was also the first one to include wireless LAN and Bluetooth.
Here is an image of a Raspberry Pi 3 B (2015):
This version of the Raspberry Pi features the following parts:
- Four USB 2 ports
- A LAN port
- A 3.5 mm composite video and audio jack
- An HDMI port for video and audio
- An OTG USB port (which we will use to connect the power)
- A microSD slot (to hold our operating system)
The Raspberry Pi Zero was released in November of 2015. Here is an image of it:
Although not as powerful as the previous Raspberry Pis, the Zero featured...