meow

firmware/.cargo/config.toml

@@ -3,7 +3,7 @@ target = "xtensa-esp32s2-espidf"
 
 [target.xtensa-esp32s2-espidf]
 linker = "ldproxy"
-runner = "espflash flash --monitor"
+runner = "espflash flash --monitor --before no-reset -a no-reset --no-stub"
 rustflags = [ "--cfg",  "espidf_time64"]
 
 [unstable]
@@ -13,4 +13,3 @@ build-std = ["std", "panic_abort"]
 MCU="esp32s2"
 # Note: this variable is not used by the pio builder (`cargo build --features pio`)
 ESP_IDF_VERSION = "v5.3.2"
-

firmware/sdkconfig.defaults

@@ -8,3 +8,5 @@ CONFIG_ESP_MAIN_TASK_STACK_SIZE=8000
 # Workaround for https://github.com/espressif/esp-idf/issues/7631
 #CONFIG_MBEDTLS_CERTIFICATE_BUNDLE=n
 #CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_DEFAULT_FULL=n
+
+CONFIG_ESP_CONSOLE_UART=CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG

firmware/src/main.rs

@@ -1,3 +1,5 @@
+use esp_idf_svc::hal::{delay::FreeRtos, gpio::{PinDriver}, prelude::Peripherals};
+
 fn main() {
     // It is necessary to call this function once. Otherwise some patches to the runtime
     // implemented by esp-idf-sys might not link properly. See https://github.com/esp-rs/esp-idf-template/issues/71
@@ -6,5 +8,20 @@ fn main() {
     // Bind the log crate to the ESP Logging facilities
     esp_idf_svc::log::EspLogger::initialize_default();
 
+    let peripherals = Peripherals::take().unwrap();
+    let mut led_pin = PinDriver::output(peripherals.pins.gpio15).unwrap();
+    let mut led2_pin = PinDriver::output(peripherals.pins.gpio3).unwrap();
+
     log::info!("Hello, world!");
+
+    loop {
+        led_pin.set_low().unwrap();
+        led2_pin.set_low().unwrap();
+        FreeRtos::delay_ms(1000);
+
+        led_pin.set_high().unwrap();
+        led2_pin.set_high().unwrap();
+        FreeRtos::delay_ms(1000);
+        println!("blink");
+    }
 }