初始化提交

arduino-cli/libraries/RF24/utility/SPIDEV/gpio.h

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+/*
+ * https://github.com/mrshu/GPIOlib
+ * Copyright (c) 2011, Copyright (c) 2011 mr.Shu
+ * All rights reserved.
+ *
+ * Modified on 24 June 2012, 11:06 AM
+ * File:   gpio.h
+ * Author: purinda (purinda@gmail.com)
+ *
+ */
+
+#ifndef H
+#define    H
+
+#include <cstdio>
+#include <map>
+#include <stdexcept>
+
+/** Specific excpetion for SPI errors */
+class GPIOException : public std::runtime_error {
+public:
+    explicit GPIOException(const std::string& msg)
+            :std::runtime_error(msg)
+    {
+    }
+};
+
+/**
+ * @file gpio.h
+ * \cond HIDDEN_SYMBOLS
+ * Class declaration for GPIO helper files
+ */
+
+
+/**
+ * Example GPIO.h file
+ *
+ * @defgroup GPIO GPIO Example
+ *
+ * See RF24_arch_config.h for additional information
+ * @{
+ */
+
+typedef int GPIOfdCache_t;
+
+class GPIO {
+public:
+
+    /* Constants */
+    static const int DIRECTION_OUT = 1;
+    static const int DIRECTION_IN = 0;
+
+    static const int OUTPUT_HIGH = 1;
+    static const int OUTPUT_LOW = 0;
+
+    GPIO();
+
+    /**
+     * Similar to Arduino pinMode(pin,mode);
+     * @param port
+     * @param DDR
+     */
+    static void open(int port, int DDR);
+
+    /**
+     *
+     * @param port
+     */
+    static void close(int port);
+
+    /**
+     * Similar to Arduino digitalRead(pin);
+     * @param port
+     * @param value
+     */
+    static int read(int port);
+
+    /**
+    * Similar to Arduino digitalWrite(pin,state);
+    * @param port
+    * @param value
+    */
+    static void write(int port, int value);
+
+    virtual ~GPIO();
+
+private:
+    /* fd cache */
+    static std::map<int, GPIOfdCache_t> cache;
+};
+/**
+ * \endcond
+ */
+/*@}*/
+#endif    /* H */