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Also mention that LEDs need series resistors.
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Jan Niehusmann 2024-01-04 21:05:20 +00:00 committed by Wilfried Chauveau
parent 6093fe3585
commit 1a85e03629
1 changed files with 7 additions and 3 deletions
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src/main.rs
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@ -55,9 +55,13 @@ fn main() -> ! {
// This is the correct pin on the Raspberry Pico board. On other boards, even if they have an
// on-board LED, it might need to be changed.
// Notably, on the Pico W, the LED is not connected to any of the RP2040 GPIOs but to the cyw43 module instead. If you have
// a Pico W and want to toggle a LED with a simple GPIO output pin, you can connect an external
// LED to one of the GPIO pins, and reference that pin here.
//
// Notably, on the Pico W, the LED is not connected to any of the RP2040 GPIOs but to the cyw43 module instead.
// One way to do that is by using [embassy](https://github.com/embassy-rs/embassy/blob/main/examples/rp/src/bin/wifi_blinky.rs)
//
// If you have a Pico W and want to toggle a LED with a simple GPIO output pin, you can connect an external
// LED to one of the GPIO pins, and reference that pin here. Don't forget adding an appropriate resistor
// in series with the LED.
let mut led_pin = pins.led.into_push_pull_output();
loop {