1 files changed, 50 insertions, 4 deletions
diff --git a/examples/device/board_test/src/main.c b/examples/device/board_test/src/main.c
index 2269d45f1..321f6638a 100644
--- a/examples/device/board_test/src/main.c
+++ b/examples/device/board_test/src/main.c
@@ -23,6 +23,7 @@
  *
  */
 
+#if 1
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
@@ -51,7 +52,7 @@ int main(void) {
 
     // Blink and print every interval ms
     if (!(board_millis() - start_ms < interval_ms)) {
-      board_uart_write(HELLO_STR, strlen(HELLO_STR));
+      // board_uart_write(HELLO_STR, strlen(HELLO_STR));
 
       start_ms = board_millis();
 
@@ -60,12 +61,57 @@ int main(void) {
     }
 
     // echo
-    uint8_t ch;
-    if (board_uart_read(&ch, 1) > 0) {
-      board_uart_write(&ch, 1);
+    // uint8_t ch;
+    // if (board_uart_read(&ch, 1) > 0) {
+    //   board_uart_write(&ch, 1);
+    // }
+  }
+}
+
+#else
+#include <stdio.h>
+#include <zephyr/kernel.h>
+#include <zephyr/drivers/gpio.h>
+
+/* 1000 msec = 1 sec */
+#define SLEEP_TIME_MS   200
+
+/* The devicetree node identifier for the "led0" alias. */
+#define LED0_NODE DT_ALIAS(led0)
+
+/*
+ * A build error on this line means your board is unsupported.
+ * See the sample documentation for information on how to fix this.
+ */
+static const struct gpio_dt_spec led = GPIO_DT_SPEC_GET(LED0_NODE, gpios);
+
+int main(void)
+{
+  int ret;
+  bool led_state = true;
+
+  if (!gpio_is_ready_dt(&led)) {
+    return 0;
+  }
+
+  ret = gpio_pin_configure_dt(&led, GPIO_OUTPUT_ACTIVE);
+  if (ret < 0) {
+    return 0;
+  }
+
+  while (1) {
+    ret = gpio_pin_toggle_dt(&led);
+    if (ret < 0) {
+      return 0;
     }
+
+    led_state = !led_state;
+    printf("LED state: %s\n", led_state ? "ON" : "OFF");
+    k_msleep(SLEEP_TIME_MS);
   }
+  return 0;
 }
+#endif
 
 #if TUSB_MCU_VENDOR_ESPRESSIF
 void app_main(void) {