notes:c4eng:fall2023:projects:ptb0
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| notes:c4eng:fall2023:projects:ptb0 [2023/10/05 12:31] – [CODING THE SPEAKER] acuno | notes:c4eng:fall2023:projects:ptb0 [2023/10/05 12:32] (current) – [CODING THE SPEAKER] acuno | ||
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| Line 28: | Line 28: | ||
| </ | </ | ||
| Where: | Where: | ||
| - | GPIO_PIN = the wiringPi pin number or the name you declared for that pin | + | * GPIO_PIN = the wiringPi pin number or the name you declared for that pin |
| - | | + | |
| The passive speaker needs to also be given a tone, in Hz, to function. | The passive speaker needs to also be given a tone, in Hz, to function. | ||
| Line 37: | Line 37: | ||
| </ | </ | ||
| Where: | Where: | ||
| - | GPIO_PIN = the wiringPi pin number or the name you declared for that pin | + | * GPIO_PIN = the wiringPi pin number or the name you declared for that pin |
| - | | + | |
| ====GPIO MODE SETTING==== | ====GPIO MODE SETTING==== | ||
| To initialize our GPIO pins, we use the pinMode() function with the first argument being the pin number, and the second argument being the state (input or output). | To initialize our GPIO pins, we use the pinMode() function with the first argument being the pin number, and the second argument being the state (input or output). | ||
notes/c4eng/fall2023/projects/ptb0.1696509110.txt.gz · Last modified: 2023/10/05 12:31 by acuno
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