50 lines
1.0 KiB
C++
50 lines
1.0 KiB
C++
/*
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* PinController.hpp
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*
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* Responsible for communicating with the actual GPIO hardware.
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*
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* Created on: May 6, 2018
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* Author: Andreas Schneider, Johannes Wendel, Jonas Zeunert
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*/
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#ifndef SRC_UTILITIES_GPIOINTERFACE_H_
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#define SRC_UTILITIES_GPIOINTERFACE_H_
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#include <mutex>
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#include <fstream>
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#include <map>
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namespace flippR_driver
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{
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class PinController
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{
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public:
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PinController();
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virtual ~PinController() = default;
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static void initialize_output_pin(const uint8_t address);
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void initialize_port_expander(const uint8_t i2c_address, const uint8_t pin_base);
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protected:
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static void initialize_input_pin(uint8_t address);
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static void write_pin(uint8_t address, bool value);
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static bool read_pin(uint8_t address);
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static void initialize_pins_output(const uint8_t pin_base, std::map<std::string, uint8_t>::iterator begin, std::map<std::string, uint8_t>::iterator end);
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public:
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static std::once_flag GPIO_LIB_INITIALIZED;
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static std::mutex lock;
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std::map<uint8_t, uint8_t> initialized_port_extenders;
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};
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}
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#endif
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