zephyr

examples/device/board_test/CMakeLists.txt

@@ -5,6 +5,11 @@ include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 # gets PROJECT name for the example (e.g. <BOARD>-<DIR_NAME>)
 family_get_project_name(PROJECT ${CMAKE_CURRENT_LIST_DIR})
 
+if (BUILD_ZEPHYR)
+  set(BOARD_ROOT ${TOP}/hw/bsp/${FAMILY})
+  find_package(Zephyr REQUIRED HINTS ${TOP}/lib/zephyr)
+endif ()
+
 project(${PROJECT} C CXX ASM)
 
 # Checks this example is valid for the family and initializes the project
@@ -15,18 +20,27 @@ if(FAMILY STREQUAL "espressif")
   return()
 endif()
 
-add_executable(${PROJECT})
+if (BUILD_ZEPHYR)
+  set(EXE_NAME app)
+else()
+  set(EXE_NAME ${PROJECT})
+  add_executable(${EXE_NAME})
+endif()
 
 # Example source
-target_sources(${PROJECT} PUBLIC
+target_sources(${EXE_NAME} PRIVATE
   ${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
   )
 
 # Example include
-target_include_directories(${PROJECT} PUBLIC
+target_include_directories(${EXE_NAME} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src
   )
 
 # Configure compilation flags and libraries for the example without RTOS.
 # See the corresponding function in hw/bsp/FAMILY/family.cmake for details.
-family_configure_device_example(${PROJECT} noos)
+if (BUILD_ZEPHYR)
+  family_configure_device_example(${EXE_NAME} zephyr)
+else()
+  family_configure_device_example(${EXE_NAME} noos)
+endif()

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();
 
@@ -60,13 +61,58 @@ 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) {
   main();