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b8835958e2
Signed-off-by: Andrei Vasiliu <andrei.vasiliu@intel.com> Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
128 lines
3.8 KiB
C++
128 lines
3.8 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 <mraa/i2c.hpp>
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#include "lcd.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 API for SSD1327 I2C-controlled OLED displays
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*
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* SSD1327 is a 96x96 dot-matrix OLED/PLED segment driver with a 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 LCD
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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 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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* Draws an image; see examples/python/make_oled_pic.py for an
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* explanation of how pixels are mapped to bytes
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*
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* @param data Buffer to read
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* @param bytes Number of bytes to read from the pointer
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* @return Result of the operation
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*/
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mraa::Result draw(uint8_t* data, int bytes);
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/**
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* Sets the gray level for the LCD panel
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*
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* @param gray level from 0 to 255
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* @return Result of the operation
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*/
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void setGrayLevel(uint8_t level);
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/**
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* Writes a string to the LCD
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*
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* @param msg std::string to write to the display; note: only ASCII
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* characters are supported
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* @return Result of the operation
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*/
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mraa::Result write(std::string msg);
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/**
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* Sets the cursor to specified coordinates
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*
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* @param row Row to set the cursor to
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* @param column Column to set the cursor to
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* @return Result of the operation
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*/
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mraa::Result setCursor(int row, int column);
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/**
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* Clears the display of all characters
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*
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* @return Result of the operation
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*/
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mraa::Result clear();
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/**
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* Returns to the original coordinates (0,0)
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*
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* @return Result of the operation
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*/
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mraa::Result home();
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private:
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mraa::Result writeChar(uint8_t value);
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mraa::Result setNormalDisplay();
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mraa::Result setHorizontalMode();
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mraa::Result setVerticalMode();
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uint8_t grayHigh;
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uint8_t grayLow;
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int m_lcd_control_address;
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mraa::I2c m_i2c_lcd_control;
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};
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}
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