Add example for ethernet

examples/eth.rs

@@ -0,0 +1,55 @@
+use esp_idf_svc::{
+    eth::{BlockingEth, EspEth, EthDriver},
+    eventloop::EspSystemEventLoop,
+    hal::{gpio, prelude::Peripherals},
+    log::EspLogger,
+};
+use esp_idf_sys::{self as _}; // If using the `binstart` feature of `esp-idf-sys`, always keep this module imported
+use log::info;
+
+fn main() -> anyhow::Result<()> {
+    EspLogger::initialize_default();
+
+    let peripherals = Peripherals::take().unwrap();
+    let pins = peripherals.pins;
+    let sys_loop = EspSystemEventLoop::take()?;
+
+    // Make sure to configure ethernet in sdkconfig and adjust the parameters below for your hardware
+    let eth_driver = EthDriver::new(
+        peripherals.mac,
+        pins.gpio25,
+        pins.gpio26,
+        pins.gpio27,
+        pins.gpio23,
+        pins.gpio22,
+        pins.gpio21,
+        pins.gpio19,
+        pins.gpio18,
+        esp_idf_svc::eth::RmiiClockConfig::<gpio::Gpio0, gpio::Gpio16, gpio::Gpio17>::OutputInvertedGpio17(
+            pins.gpio17,
+        ),
+        Some(pins.gpio5),
+        esp_idf_svc::eth::RmiiEthChipset::LAN87XX,
+        Some(0),
+        sys_loop.clone(),
+    )?;
+    let eth = EspEth::wrap(eth_driver)?;
+
+    info!("Eth created");
+
+    let mut eth = BlockingEth::wrap(eth, sys_loop.clone())?;
+
+    info!("Starting eth...");
+
+    eth.start()?;
+
+    info!("Waiting for DHCP lease...");
+
+    eth.wait_netif_up()?;
+
+    let ip_info = eth.eth().netif().get_ip_info()?;
+
+    info!("Eth DHCP info: {:?}", ip_info);
+
+    Ok(())
+}