P a g e
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1. Audio:
A.Hardware
Audio on the AIO board is accomplished through i2s. 3 Wires are required to
connect audio from the PI to the AIO, whose pads can be found on the top left of
the AIO board. Each pad is labeled with the corresponding GPIO on the PI: GPIO
21,18, and 19. Solder wires from the pads to their corresponding GPIO pins on the
PI. Pins circled in blue in
Figure 1.1
, image provided by Pimoroni.
Figure 1.1
–
Pi Pinout
