sync

boards/dfrobot/firebeetle2_esp32c6/firebeetle2_esp32c6_hpcore.dts

@@ -25,9 +25,18 @@
 
 	aliases {
 		sw0 = &user_button1;
+		led0 = &green_led;
 		watchdog0 = &wdt0;
 	};
 
+	leds: leds {
+		compatible = "gpio-leds";
+		green_led: led_0 {
+			gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
+			label = "User LED1";
+		};
+	};
+
 	gpio_keys {
 		compatible = "gpio-keys";
 		user_button1: button_1 {
@@ -71,6 +80,10 @@
 	status = "okay";
 };
 
+&usb_serial {
+	status = "okay";
+};
+
 &wifi {
 	status = "okay";
 };

prj.conf

@@ -1,5 +1 @@
 CONFIG_PRINTK=y
-CONFIG_SERIAL=n
-CONFIG_UART_CONSOLE=n
-CONFIG_USB_DEVICE_STACK=y
-CONFIG_USB_DEVICE_CDC_ACM=y

src/main.c

@@ -1,7 +1,36 @@
 #include <zephyr/kernel.h>
+#include <zephyr/drivers/gpio.h>
+
+#define LED0_NODE DT_ALIAS(led0)
 
 void main(void)
 {
+	const struct gpio_dt_spec led = GPIO_DT_SPEC_GET(LED0_NODE, gpios);
+	int ret;
+
+	if (!gpio_is_ready_dt(&led)) {
+		return;
+	}
+
+	ret = gpio_pin_configure_dt(&led, GPIO_OUTPUT_ACTIVE);
+	if (ret < 0) {
+		return;
+	}
+
 	printk("Hello World! %s\n", CONFIG_BOARD);
+
+	while (1) {
+		ret = gpio_pin_toggle_dt(&led);
+		if (ret < 0) {
+			return;
+		}
+		k_msleep(100);
+
+		ret = gpio_pin_toggle_dt(&led);
+		if (ret < 0) {
+			return;
+		}
+		k_msleep(300);
+	}
 }