gpio_inputs_-_button_led_control_using_an_interrupt
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| gpio_inputs_-_button_led_control_using_an_interrupt [2016/08/09 23:04] – walkeradmin | gpio_inputs_-_button_led_control_using_an_interrupt [2016/08/09 23:04] – walkeradmin | ||
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| The previous example of using a button to light an LED, everything worked fine, but our processor was at 100%, this needs fixing, so in this example instead of constantly polling and setting GPIO pins, we are using a interrupt where by we do nothing until a button is actually pressed. | The previous example of using a button to light an LED, everything worked fine, but our processor was at 100%, this needs fixing, so in this example instead of constantly polling and setting GPIO pins, we are using a interrupt where by we do nothing until a button is actually pressed. | ||
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| Create a new file in the normal way ( you can download the python file {{ : | Create a new file in the normal way ( you can download the python file {{ : | ||
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| + | sudo nano LED-Button-i.py | ||
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| #import modules | #import modules | ||