.. _program_listing_file_include_mcp23008_mcp23008.hh:

Program Listing for File mcp23008.hh
====================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_mcp23008_mcp23008.hh>` (``include/mcp23008/mcp23008.hh``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #ifndef IPLO_MCP23008_HH
   #define IPLO_MCP23008_HH
   
   #include <cstdint>
   
   #include "i2c_bus/i2c.hh"
   #include "iplo/iplo.hh"
   #include "mcp230xx/mcp230xx.hh"
   
   namespace iplo {
   
   class MCP23008 : public MCP230XX {
       enum MCP23008Registers : std::uint8_t {
           DDR_A = 0x00,     
           POL_A = 0x01,     
           GPINTEN_A = 0x02, 
           DEFVAL_A = 0x03,  
           INTCON_A = 0x04,  
           IOCR = 0x05,      
           PUR_A = 0x06,     
           INTF_A = 0x07,    
           INTCAP_A = 0x08,  
           GPIO_A = 0x09,    
           OLAT_A = 0x0A,    
       };
   
   public:
       static const std::uint8_t PINS = 8; 
       MCP23008(I2C& bus, std::uint8_t address);
   
       bool begin() override;
   
       bool isConnected() override;
   
       bool pinMode(std::uint8_t pin, PinMode mode) override;
   
       bool digitalWrite(std::uint8_t pin, std::uint8_t value) override;
   
       std::uint8_t digitalRead(std::uint8_t pin) override;
   
       bool setPolarity(std::uint8_t pin, bool reversed) override;
   
       bool getPolarity(std::uint8_t pin, bool& reversed) override;
   
       bool setPullUp(std::uint8_t pin, bool pullUp) override;
   
       bool getPullUp(std::uint8_t pin, bool& pullUp) override;
   
       bool pinMode8(std::uint8_t value);
   
       bool digitalWrite8(std::uint8_t value);
   
       std::uint8_t digitalRead8();
   
       bool setPolarity8(std::uint8_t mask);
   
       bool getPolarity8(std::uint8_t& mask);
   
       bool setPullUp8(std::uint8_t mask);
   
       bool getPullUp8(std::uint8_t& mask);
   
       std::uint16_t readAll() override;
   
       static std::uint8_t extractPinValue(std::uint8_t registerValue, std::uint8_t pin);
   };
   
   } /* namespace iplo */
   
   #endif /* IPLO_MCP23008_HH */