SegDriver_PCx85.h

Go to the documentation of this file.

#ifndef SEGDRIVER_PCx85_H
#define SEGDRIVER_PCx85_H
 
#include <SegLCDLib.h>
#include <SegTransport.h>
 
class SegDriver_PCx85 : public SegLCDLib {
    protected:
        static constexpr uint8_t CMD_MODE            = 0x40;
        static constexpr uint8_t CMD_DEVICE_SELECT   = 0x60;
        static constexpr uint8_t CMD_BLINK           = 0x70;
        static constexpr uint8_t CMD_BANK_SELECT     = 0x78;
        static constexpr uint8_t DEFAULT_PCX85_I2C_ADDRESS = 0x38;  // 56 decimal
        static constexpr uint8_t DEFAULT_SUBADDRESS = 0x00;
 
    public:
        typedef enum {
            MODE_STATUS_BLANK = 0,   
            MODE_STATUS_ENABLED = 1  
        } ModeStatus;
 
        typedef enum {
            BLINK_FREQUENCY_OFF = 0, 
            BLINK_FREQUENCY_1 = 1,   
            BLINK_FREQUENCY_2 = 2,   
            BLINK_FREQUENCY_3 = 3    
        } BlinkFrequency;
 
        typedef enum {
            BLINK_MODE_NORMAL = 0,  
            BLINK_MODE_ALTRAM = 1   
        } BlinkMode;
 
        SegDriver_PCx85(SegTransportI2C& transport, uint8_t address, uint8_t subaddress);
        virtual void init() override;
 
        void bankSelect(uint8_t input, uint8_t output);
 
        void blink(BlinkFrequency blink = BLINK_FREQUENCY_OFF, BlinkMode mode = BLINK_MODE_NORMAL);
        void on() override;
        void off() override;
 
        void command(uint8_t command) override;
 
        void flush(uint8_t startAddr, uint8_t length) override;
        using SegLCDLib::flush;  // Inherit base flush() without parameters
 
    protected:
        void _setMode(ModeStatus status, ModeDrive drive = MODE_DRIVE_14 , ModeBias bias = MODE_BIAS_13);
        using SegLCDLib::_writeRam;
        void _writeRam(uint8_t *data, size_t length, uint8_t address = 0) override = 0;
 
        virtual void _sendCommand(uint8_t command, bool last = true) = 0;
 
        SegTransportI2C& _transport;
        uint8_t _address;
        uint8_t _subaddress;
        ModeDrive _drive;
        ModeBias _bias;
};
 
#endif