初始提交：龙芯2K0300智能车卖家Demo完整代码

2026-05-28 15:24:33 +08:00
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+/*
+ * @Author: ilikara 3435193369@qq.com
+ * @Date: 2024-10-10 15:02:00
+ * @LastEditors: ilikara 3435193369@qq.com
+ * @LastEditTime: 2024-12-01 03:49:47
+ * @FilePath: /smartcar/lib/GPIO.h
+ * @Description: 
+ * 
+ * Copyright (c) 2024 by ilikara 3435193369@qq.com, All Rights Reserved. 
+ */
+
+#ifndef GPIO_H
+#define GPIO_H
+
+#include <string>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdexcept>
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <cstring>
+
+class GPIO
+{
+public:
+    GPIO(int gpioNum);
+    ~GPIO();
+
+    bool setDirection(const std::string &direction);
+    bool setEdge(const std::string &edge);
+    bool setValue(bool value);     // 设置 GPIO 输出值
+    bool readValue();              // 读取 GPIO 输入值
+    int getFileDescriptor() const; // 获取 GPIO 文件描述符
+
+private:
+    int gpioNum;
+    int fd; // 文件描述符
+    std::string gpioPath;
+
+    bool writeToFile(const std::string &path, const std::string &value);
+};
+
+#endif // GPIO_H