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479a9553f6
This keeps the constants in the correct scope and avoid potential naming conflicts with other files. Signed-off-by: Wouter van Verre <wouter.van.verre@intel.com> Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
124 lines
3.6 KiB
C++
124 lines
3.6 KiB
C++
/*
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* Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include <string>
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#include "i2clcd.h"
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#include "ssd.h"
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namespace upm
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{
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const uint8_t DISPLAY_CMD_SET_NORMAL = 0xA4;
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/**
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* @library i2clcd
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* @sensor ssd1327
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* @comname SSD1327 OLED Display
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* @altname Grove OLED Display 1.12"
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* @type display
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* @man seeed adafruit
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* @web http://garden.seeedstudio.com/images/8/82/SSD1327_datasheet.pdf
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* @web http://www.seeedstudio.com/wiki/Grove_-_OLED_Display_1.12%22
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* @con i2c
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*
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* @brief C++ API for SSD1327 i2c controlled OLED displays
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*
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* The SSD1327 is a 96x96 Dot matrix OLED/PLED segment driver with controller.
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* This implementation was tested using the Grove LED 96×96 Display module
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* which is an OLED monochrome display.
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*
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* @image html ssd1327.jpeg
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* @snippet ssd1327-oled.cxx Interesting
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*/
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class SSD1327 : public I2CLcd
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{
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public:
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/**
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* SSD1327 Constructor, calls libmraa initialisation functions
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*
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* @param bus i2c bus to use
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* @param address the slave address the lcd is registered on
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*/
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SSD1327(int bus, int address = 0x3C);
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/**
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* SSD1327 destructor
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*/
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~SSD1327();
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/**
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* Draw an image, see examples/python/make_oled_pic.py for an
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* explanation on how the pixels are mapped to bytes
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*
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* @param data the buffer to read
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* @param bytes the amount of bytes to read from the pointer
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* @return Result of operation
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*/
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mraa_result_t draw(uint8_t* data, int bytes);
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/**
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* Set gray level for LCD panel
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*
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* @param gray level from 0-255
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* @return Result of operation
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*/
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mraa_result_t setGrayLevel(uint8_t level);
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/**
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* Write a string to LCD
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*
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* @param msg The std::string to write to display, note only ascii
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* chars are supported
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* @return Result of operation
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*/
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mraa_result_t write(std::string msg);
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/**
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* Set cursor to a coordinate
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*
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* @param row The row to set cursor to
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* @param column The column to set cursor to
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* @return Result of operation
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*/
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mraa_result_t setCursor(int row, int column);
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/**
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* Clear display from characters
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*
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* @return Result of operatio
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*/
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mraa_result_t clear();
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/**
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* Return to coordinate 0,0
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*
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* @return Result of operation
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*/
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mraa_result_t home();
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private:
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mraa_result_t writeChar(uint8_t value);
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mraa_result_t setNormalDisplay();
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mraa_result_t setHorizontalMode();
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mraa_result_t setVerticalMode();
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uint8_t grayHigh;
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uint8_t grayLow;
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};
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}
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