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Add link to example in book

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kalkyl 2024-07-08 22:53:50 +02:00
parent 03f3a3389d
commit af9c7379f9
2 changed files with 7 additions and 3 deletions
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6
docs/pages/sharing_peripherals.adoc
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@ -127,4 +127,8 @@ async fn toggle_led(control: Sender<'static, ThreadModeRawMutex, LedState, 64>,
This example replaces the Mutex with a Channel, and uses another task (the main loop) to drive the LED. The advantage of this approach is that only a single task references the peripheral, separating concerns. However, using a Mutex has a lower overhead and might be necessary if you need to ensure
that the operation is completed before continuing to do other work in your task.
An example showcasing more methods for sharing link:https://github.com/embassy-rs/embassy/blob/main/examples/rp/src/bin/sharing.rs[can be found here].
An example showcasing more methods for sharing link:https://github.com/embassy-rs/embassy/blob/main/examples/rp/src/bin/sharing.rs[can be found here].
== Sharing an I2C or SPI bus between multiple devices
An example of how to deal with multiple devices sharing a common I2C or SPI bus link:https://github.com/embassy-rs/embassy/blob/main/examples/rp/src/bin/shared_bus.rs[can be found here].

4
examples/rp/src/bin/shared_bus.rs
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@ -92,7 +92,7 @@ async fn spi_task_b(spi_bus: &'static Spi1Bus, cs: Output<'static>) {
}
}
// Dummy I2C device driver, implementing `embedded-hal-async`
// Dummy I2C device driver, using `embedded-hal-async`
struct DummyI2cDeviceDriver<I2C: embedded_hal_async::i2c::I2c> {
_i2c: I2C,
}
@ -103,7 +103,7 @@ impl<I2C: embedded_hal_async::i2c::I2c> DummyI2cDeviceDriver<I2C> {
}
}
// Dummy SPI device driver, implementing `embedded-hal-async`
// Dummy SPI device driver, using `embedded-hal-async`
struct DummySpiDeviceDriver<SPI: embedded_hal_async::spi::SpiDevice> {
_spi: SPI,
}