RTL00_WEB/USDK/example_sources/gpio_irq/readme.txt

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2017-06-21 00:00:20 +00:00
Example Description
This example describes how to use GPIO read/write by mbed api.
Requirement Components:
a LED
a push button
Pin name PC_4 and PC_5 map to GPIOC_4 and GPIOC_5:
- PC_4 as input with internal pull-high, connect a push button to this pin and ground.
- PC_5 as output, connect a LED to this pin and ground.
In this example, push the button to trigger interrupt to turn on/off the LED.