March 2019
Intermediate to advanced
312 pages
7h 37m
English
Content preview from Hands-On Robotics Programming with C++
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Accessing Raspberry Pi GPIO pins via wiringPi
Since we have installed wiringPi, we can now look at the wiringPi pin numbering, as shown in the following screenshot:
The Physical column represents the Raspberry Pi numbering from 1-40. On both sides of the Physical column, you will see the wiringPi (wPi) columns. The arrows pointing from the Physical column to wPi represent the wiringPi pin numbering for a particular physical pin of a Raspberry Pi.
Take a look at the following examples:
- Physical pin number 3 has a wiringPi pin number of 8
- Physical pin number 5 has a wiringPi pin number of 9
- Physical pin number 8 has a wiringPi pin number of ...