Tasmota/lib/lib_rf/RF24/utility/SPIDEV/gpio.h

90 lines
1.5 KiB
C++

/*
* 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 */