初始化模板项目

src/main.c

@@ -0,0 +1,64 @@
+/* Copyright 2018 Canaan Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <devices.h>
+#include <stdio.h>
+#include <FreeRTOS.h>
+#include <task.h>
+#include "project_cfg.h"
+
+handle_t gio;
+
+void vTask1()
+{
+	while (1)
+	{
+		int val = gpio_get_pin_value(gio, 2);
+
+		printf("The PIN is %d\n", val);
+		vTaskDelay(500 / portTICK_RATE_MS);
+	}
+}
+
+void vTask2()
+{
+	while (1)
+	{
+		static int val = 0;
+
+		gpio_set_pin_value(gio, 3, val = !val);
+		vTaskDelay(1000 / portTICK_RATE_MS);
+	}
+}
+
+int main()
+{
+	gio = io_open("/dev/gpio0");
+	configASSERT(gio);
+
+	gpio_set_drive_mode(gio, 2, GPIO_DM_INPUT);
+	gpio_set_drive_mode(gio, 3, GPIO_DM_OUTPUT);
+	gpio_set_pin_value(gio, 3, GPIO_PV_HIGH);
+
+	vTaskSuspendAll();
+	xTaskCreate(vTask1, "vTask1", 512, NULL, 3, NULL);
+	xTaskCreate(vTask2, "vTask2", 128, NULL, 2, NULL);
+	if (!xTaskResumeAll())
+	{
+		taskYIELD();
+	}
+
+	while (1)
+		;
+}