mirror of
https://github.com/eclipse/upm.git
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230 lines
8.3 KiB
C++
230 lines
8.3 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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namespace upm {
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/*
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#define DISPLAY_CMD_OFF 0xAE
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#define DISPLAY_CMD_ON 0xAF
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#define BASE_LOW_COLUMN_ADDR 0x00
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#define BASE_HIGH_COLUMN_ADDR 0x10
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#define BASE_PAGE_START_ADDR 0xB0
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#define DISPLAY_CMD_MEM_ADDR_MODE 0x20
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*/
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#define DISPLAY_CMD_SET_NORMAL 0xA4
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const uint8_t BasicFont[][8] =
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{
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{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x00,0x5F,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x00,0x07,0x00,0x07,0x00,0x00,0x00},
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{0x00,0x14,0x7F,0x14,0x7F,0x14,0x00,0x00},
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{0x00,0x24,0x2A,0x7F,0x2A,0x12,0x00,0x00},
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{0x00,0x23,0x13,0x08,0x64,0x62,0x00,0x00},
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{0x00,0x36,0x49,0x55,0x22,0x50,0x00,0x00},
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{0x00,0x00,0x05,0x03,0x00,0x00,0x00,0x00},
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{0x00,0x1C,0x22,0x41,0x00,0x00,0x00,0x00},
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{0x00,0x41,0x22,0x1C,0x00,0x00,0x00,0x00},
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{0x00,0x08,0x2A,0x1C,0x2A,0x08,0x00,0x00},
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{0x00,0x08,0x08,0x3E,0x08,0x08,0x00,0x00},
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{0x00,0xA0,0x60,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x08,0x08,0x08,0x08,0x08,0x00,0x00},
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{0x00,0x60,0x60,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x20,0x10,0x08,0x04,0x02,0x00,0x00},
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{0x00,0x3E,0x51,0x49,0x45,0x3E,0x00,0x00},
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{0x00,0x00,0x42,0x7F,0x40,0x00,0x00,0x00},
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{0x00,0x62,0x51,0x49,0x49,0x46,0x00,0x00},
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{0x00,0x22,0x41,0x49,0x49,0x36,0x00,0x00},
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{0x00,0x18,0x14,0x12,0x7F,0x10,0x00,0x00},
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{0x00,0x27,0x45,0x45,0x45,0x39,0x00,0x00},
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{0x00,0x3C,0x4A,0x49,0x49,0x30,0x00,0x00},
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{0x00,0x01,0x71,0x09,0x05,0x03,0x00,0x00},
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{0x00,0x36,0x49,0x49,0x49,0x36,0x00,0x00},
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{0x00,0x06,0x49,0x49,0x29,0x1E,0x00,0x00},
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{0x00,0x00,0x36,0x36,0x00,0x00,0x00,0x00},
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{0x00,0x00,0xAC,0x6C,0x00,0x00,0x00,0x00},
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{0x00,0x08,0x14,0x22,0x41,0x00,0x00,0x00},
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{0x00,0x14,0x14,0x14,0x14,0x14,0x00,0x00},
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{0x00,0x41,0x22,0x14,0x08,0x00,0x00,0x00},
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{0x00,0x02,0x01,0x51,0x09,0x06,0x00,0x00},
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{0x00,0x32,0x49,0x79,0x41,0x3E,0x00,0x00},
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{0x00,0x7E,0x09,0x09,0x09,0x7E,0x00,0x00},
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{0x00,0x7F,0x49,0x49,0x49,0x36,0x00,0x00},
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{0x00,0x3E,0x41,0x41,0x41,0x22,0x00,0x00},
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{0x00,0x7F,0x41,0x41,0x22,0x1C,0x00,0x00},
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{0x00,0x7F,0x49,0x49,0x49,0x41,0x00,0x00},
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{0x00,0x7F,0x09,0x09,0x09,0x01,0x00,0x00},
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{0x00,0x3E,0x41,0x41,0x51,0x72,0x00,0x00},
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{0x00,0x7F,0x08,0x08,0x08,0x7F,0x00,0x00},
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{0x00,0x41,0x7F,0x41,0x00,0x00,0x00,0x00},
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{0x00,0x20,0x40,0x41,0x3F,0x01,0x00,0x00},
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{0x00,0x7F,0x08,0x14,0x22,0x41,0x00,0x00},
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{0x00,0x7F,0x40,0x40,0x40,0x40,0x00,0x00},
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{0x00,0x7F,0x02,0x0C,0x02,0x7F,0x00,0x00},
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{0x00,0x7F,0x04,0x08,0x10,0x7F,0x00,0x00},
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{0x00,0x3E,0x41,0x41,0x41,0x3E,0x00,0x00},
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{0x00,0x7F,0x09,0x09,0x09,0x06,0x00,0x00},
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{0x00,0x3E,0x41,0x51,0x21,0x5E,0x00,0x00},
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{0x00,0x7F,0x09,0x19,0x29,0x46,0x00,0x00},
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{0x00,0x26,0x49,0x49,0x49,0x32,0x00,0x00},
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{0x00,0x01,0x01,0x7F,0x01,0x01,0x00,0x00},
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{0x00,0x3F,0x40,0x40,0x40,0x3F,0x00,0x00},
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{0x00,0x1F,0x20,0x40,0x20,0x1F,0x00,0x00},
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{0x00,0x3F,0x40,0x38,0x40,0x3F,0x00,0x00},
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{0x00,0x63,0x14,0x08,0x14,0x63,0x00,0x00},
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{0x00,0x03,0x04,0x78,0x04,0x03,0x00,0x00},
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{0x00,0x61,0x51,0x49,0x45,0x43,0x00,0x00},
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{0x00,0x7F,0x41,0x41,0x00,0x00,0x00,0x00},
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{0x00,0x02,0x04,0x08,0x10,0x20,0x00,0x00},
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{0x00,0x41,0x41,0x7F,0x00,0x00,0x00,0x00},
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{0x00,0x04,0x02,0x01,0x02,0x04,0x00,0x00},
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{0x00,0x80,0x80,0x80,0x80,0x80,0x00,0x00},
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{0x00,0x01,0x02,0x04,0x00,0x00,0x00,0x00},
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{0x00,0x20,0x54,0x54,0x54,0x78,0x00,0x00},
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{0x00,0x7F,0x48,0x44,0x44,0x38,0x00,0x00},
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{0x00,0x38,0x44,0x44,0x28,0x00,0x00,0x00},
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{0x00,0x38,0x44,0x44,0x48,0x7F,0x00,0x00},
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{0x00,0x38,0x54,0x54,0x54,0x18,0x00,0x00},
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{0x00,0x08,0x7E,0x09,0x02,0x00,0x00,0x00},
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{0x00,0x18,0xA4,0xA4,0xA4,0x7C,0x00,0x00},
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{0x00,0x7F,0x08,0x04,0x04,0x78,0x00,0x00},
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{0x00,0x00,0x7D,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x80,0x84,0x7D,0x00,0x00,0x00,0x00},
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{0x00,0x7F,0x10,0x28,0x44,0x00,0x00,0x00},
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{0x00,0x41,0x7F,0x40,0x00,0x00,0x00,0x00},
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{0x00,0x7C,0x04,0x18,0x04,0x78,0x00,0x00},
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{0x00,0x7C,0x08,0x04,0x7C,0x00,0x00,0x00},
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{0x00,0x38,0x44,0x44,0x38,0x00,0x00,0x00},
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{0x00,0xFC,0x24,0x24,0x18,0x00,0x00,0x00},
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{0x00,0x18,0x24,0x24,0xFC,0x00,0x00,0x00},
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{0x00,0x00,0x7C,0x08,0x04,0x00,0x00,0x00},
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{0x00,0x48,0x54,0x54,0x24,0x00,0x00,0x00},
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{0x00,0x04,0x7F,0x44,0x00,0x00,0x00,0x00},
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{0x00,0x3C,0x40,0x40,0x7C,0x00,0x00,0x00},
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{0x00,0x1C,0x20,0x40,0x20,0x1C,0x00,0x00},
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{0x00,0x3C,0x40,0x30,0x40,0x3C,0x00,0x00},
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{0x00,0x44,0x28,0x10,0x28,0x44,0x00,0x00},
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{0x00,0x1C,0xA0,0xA0,0x7C,0x00,0x00,0x00},
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{0x00,0x44,0x64,0x54,0x4C,0x44,0x00,0x00},
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{0x00,0x08,0x36,0x41,0x00,0x00,0x00,0x00},
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{0x00,0x00,0x7F,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x41,0x36,0x08,0x00,0x00,0x00,0x00},
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{0x00,0x02,0x01,0x01,0x02,0x01,0x00,0x00},
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{0x00,0x02,0x05,0x05,0x02,0x00,0x00,0x00}
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};
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typedef enum {
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HORIZONTAL = 0,
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VERTICAL = 1,
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PAGE = 2
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} displayAddressingMode;
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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](http://garden.seeedstudio.com/images/8/82/SSD1327_datasheet.pdf)
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* is a 96x96 Dot matrix OLED/PLED segment driver with controller. This
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* implementation was tested using the
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* [Grove LED 96×96 Display module]
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* (http://www.seeedstudio.com/wiki/Grove_-_OLED_Display_1.12%22)
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* which is an OLED monochrome display
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*
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* @ingroup i2clcd
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* @snippet oled-1327.cxx Interesting
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* @image html ssd1327.jpeg
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*/
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class SSD1327 : public I2CLcd {
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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);
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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 (mraa_i2c_context ctx, 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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