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'''
Adapted into Python from Adafruit's oled.cpp
Original license text:
Software License Agreement (BSD License)
Copyright (c) 2012, Adafruit Industries
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of the copyright holders nor the
names of its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
'''
from __future__ import print_function
from numpy import int16
import time
def connect(route, **args):
return SSD1306(route, **args)
class SSD1306():
ADDRESS = 0x3C
# --------------Parameters--------------------
# This must be defined in order to let GUIs automatically create menus
# for changing various options of this sensor
# It's a dictionary of the string representations of functions matched with an array
# of options that each one can accept
params = {'load': ['logo'],
'scroll': ['left', 'right', 'topright', 'topleft', 'bottomleft', 'bottomright', 'stop']
}
NUMPLOTS = 0
PLOTNAMES = ['']
name = 'OLED Display'
_width = 128
WIDTH = 128
_height = 64
HEIGHT = 64
rotation = 0
cursor_y = 0
cursor_x = 0
textsize = 1
textcolor = 1
textbgcolor = 0
wrap = True
SSD1306_128_64 = 1
SSD1306_128_32 = 2
SSD1306_96_16 = 3
# -----------------------------------------------------------------------*/
DISPLAY_TYPE = SSD1306_96_16
## self.SSD1306_128_32
# /*=========================================================================*/
SSD1306_LCDWIDTH = 128
SSD1306_LCDHEIGHT = 64
SSD1306_SETCONTRAST = 0x81
SSD1306_DISPLAYALLON_RESUME = 0xA4
SSD1306_DISPLAYALLON = 0xA5
SSD1306_NORMALDISPLAY = 0xA6
SSD1306_INVERTDISPLAY = 0xA7
SSD1306_DISPLAYOFF = 0xAE
SSD1306_DISPLAYON = 0xAF
SSD1306_SETDISPLAYOFFSET = 0xD3
SSD1306_SETCOMPINS = 0xDA
SSD1306_SETVCOMDETECT = 0xDB
SSD1306_SETDISPLAYCLOCKDIV = 0xD5
SSD1306_SETPRECHARGE = 0xD9
SSD1306_SETMULTIPLEX = 0xA8
SSD1306_SETLOWCOLUMN = 0x00
SSD1306_SETHIGHCOLUMN = 0x10
SSD1306_SETSTARTLINE = 0x40
SSD1306_MEMORYMODE = 0x20
SSD1306_COMSCANINC = 0xC0
SSD1306_COMSCANDEC = 0xC8
SSD1306_SEGREMAP = 0xA0
SSD1306_CHARGEPUMP = 0x8D
SSD1306_EXTERNALVCC = 0x1
SSD1306_SWITCHCAPVCC = 0x2
logobuff = [255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 127, 127, 63, 63, 159, 159,
223, 223, 207, 207, 207, 239, 239, 47, 47, 39, 39, 7, 7, 67, 67, 83, 131, 135, 7, 7, 15, 15, 31, 191,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 63, 31, 15, 199, 99, 17, 25, 12, 4, 2, 3, 7, 63, 255, 255, 255, 255, 255,
255, 255, 255, 254, 252, 240, 224, 224, 224, 192, 192, 128, 128, 128, 128, 129, 128, 0, 0, 0, 0, 0, 3,
3, 7, 31, 127, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 127, 15,
3, 192, 120, 134, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 254, 254, 254, 252, 252,
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255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
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255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 143, 0, 0, 124, 199, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 128, 240, 252, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 240, 128, 0, 7, 56, 96, 128, 0, 0, 0,
0, 0, 0, 0, 12, 63, 255, 127, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 31, 7, 227, 243, 249, 249, 249,
249, 249, 249, 243, 255, 255, 199, 131, 49, 57, 57, 57, 121, 115, 255, 255, 255, 255, 15, 15, 159, 207,
207, 207, 143, 31, 63, 255, 255, 159, 207, 207, 207, 143, 31, 63, 255, 255, 255, 15, 15, 159, 207, 207,
207, 255, 255, 0, 0, 255, 127, 63, 159, 207, 239, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 254, 248, 240, 224, 129, 2, 4, 8, 16, 32, 96, 64, 128,
128, 135, 30, 115, 207, 159, 255, 255, 255, 255, 127, 63, 31, 31, 31, 31, 31, 31, 31, 7, 7, 7, 127, 127,
127, 127, 127, 127, 255, 255, 255, 255, 252, 240, 227, 231, 207, 207, 207, 207, 207, 207, 231, 255, 255,
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255, 225, 193, 204, 204, 204, 228, 192, 192, 255, 255, 255, 192, 192, 255, 255, 255, 255, 255, 255, 192,
192, 252, 248, 243, 231, 207, 223, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 254, 252, 248, 248, 240, 240, 224,
225, 225, 193, 193, 195, 195, 195, 195, 195, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 62, 62, 62, 62, 62, 62,
255, 243, 3, 3, 51, 51, 51, 19, 135, 239, 255, 255, 63, 63, 159, 159, 159, 159, 63, 127, 255, 255, 255,
63, 31, 159, 159, 159, 31, 252, 252, 255, 63, 63, 159, 159, 159, 159, 63, 127, 255, 255, 255, 223, 159,
159, 159, 31, 127, 255, 255, 255, 255, 223, 31, 31, 191, 159, 159, 159, 255, 255, 127, 63, 159, 159,
159, 159, 31, 31, 255, 255, 247, 3, 7, 159, 159, 159, 31, 127, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 254, 252, 252, 252, 252, 252, 252, 252, 252, 224, 224, 224, 255, 255, 255, 255, 255, 255, 255, 243,
240, 240, 247, 255, 254, 252, 248, 243, 255, 255, 248, 248, 242, 242, 242, 242, 242, 250, 255, 255, 255,
241, 242, 242, 242, 242, 248, 253, 255, 255, 248, 248, 242, 242, 242, 242, 242, 250, 255, 255, 249, 240,
242, 242, 242, 240, 240, 255, 255, 255, 255, 243, 240, 240, 243, 243, 255, 255, 255, 255, 252, 248, 243,
243, 243, 243, 243, 255, 255, 255, 247, 240, 240, 247, 255, 247, 240, 240, 247, 255]
font = [0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x5B, 0x4F, 0x5B, 0x3E, 0x3E, 0x6B, 0x4F, 0x6B, 0x3E,
0x1C, 0x3E, 0x7C, 0x3E, 0x1C, 0x18, 0x3C, 0x7E, 0x3C, 0x18, 0x1C, 0x57, 0x7D, 0x57, 0x1C,
0x1C, 0x5E, 0x7F, 0x5E, 0x1C, 0x00, 0x18, 0x3C, 0x18, 0x00, 0xFF, 0xE7, 0xC3, 0xE7, 0xFF,
0x00, 0x18, 0x24, 0x18, 0x00, 0xFF, 0xE7, 0xDB, 0xE7, 0xFF, 0x30, 0x48, 0x3A, 0x06, 0x0E,
0x26, 0x29, 0x79, 0x29, 0x26, 0x40, 0x7F, 0x05, 0x05, 0x07, 0x40, 0x7F, 0x05, 0x25, 0x3F,
0x5A, 0x3C, 0xE7, 0x3C, 0x5A, 0x7F, 0x3E, 0x1C, 0x1C, 0x08, 0x08, 0x1C, 0x1C, 0x3E, 0x7F,
0x14, 0x22, 0x7F, 0x22, 0x14, 0x5F, 0x5F, 0x00, 0x5F, 0x5F, 0x06, 0x09, 0x7F, 0x01, 0x7F,
0x00, 0x66, 0x89, 0x95, 0x6A, 0x60, 0x60, 0x60, 0x60, 0x60, 0x94, 0xA2, 0xFF, 0xA2, 0x94,
0x08, 0x04, 0x7E, 0x04, 0x08, 0x10, 0x20, 0x7E, 0x20, 0x10, 0x08, 0x08, 0x2A, 0x1C, 0x08,
0x08, 0x1C, 0x2A, 0x08, 0x08, 0x1E, 0x10, 0x10, 0x10, 0x10, 0x0C, 0x1E, 0x0C, 0x1E, 0x0C,
0x30, 0x38, 0x3E, 0x38, 0x30, 0x06, 0x0E, 0x3E, 0x0E, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x5F, 0x00, 0x00, 0x00, 0x07, 0x00, 0x07, 0x00, 0x14, 0x7F, 0x14, 0x7F, 0x14,
0x24, 0x2A, 0x7F, 0x2A, 0x12, 0x23, 0x13, 0x08, 0x64, 0x62, 0x36, 0x49, 0x56, 0x20, 0x50,
0x00, 0x08, 0x07, 0x03, 0x00, 0x00, 0x1C, 0x22, 0x41, 0x00, 0x00, 0x41, 0x22, 0x1C, 0x00,
0x2A, 0x1C, 0x7F, 0x1C, 0x2A, 0x08, 0x08, 0x3E, 0x08, 0x08, 0x00, 0x80, 0x70, 0x30, 0x00,
0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00, 0x60, 0x60, 0x00, 0x20, 0x10, 0x08, 0x04, 0x02,
0x3E, 0x51, 0x49, 0x45, 0x3E, 0x00, 0x42, 0x7F, 0x40, 0x00, 0x72, 0x49, 0x49, 0x49, 0x46,
0x21, 0x41, 0x49, 0x4D, 0x33, 0x18, 0x14, 0x12, 0x7F, 0x10, 0x27, 0x45, 0x45, 0x45, 0x39,
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0x7F, 0x49, 0x49, 0x49, 0x36, 0x3E, 0x41, 0x41, 0x41, 0x22, 0x7F, 0x41, 0x41, 0x41, 0x3E,
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0x44, 0x28, 0x10, 0x28, 0x44, 0x4C, 0x90, 0x90, 0x90, 0x7C, 0x44, 0x64, 0x54, 0x4C, 0x44,
0x00, 0x08, 0x36, 0x41, 0x00, 0x00, 0x00, 0x77, 0x00, 0x00, 0x00, 0x41, 0x36, 0x08, 0x00,
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0x3A, 0x40, 0x40, 0x20, 0x7A, 0x38, 0x54, 0x54, 0x55, 0x59, 0x21, 0x55, 0x55, 0x79, 0x41,
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0x00, 0x01, 0x45, 0x7C, 0x40, 0xF0, 0x29, 0x24, 0x29, 0xF0, 0xF0, 0x28, 0x25, 0x28, 0xF0,
0x7C, 0x54, 0x55, 0x45, 0x00, 0x20, 0x54, 0x54, 0x7C, 0x54, 0x7C, 0x0A, 0x09, 0x7F, 0x49,
0x32, 0x49, 0x49, 0x49, 0x32, 0x32, 0x48, 0x48, 0x48, 0x32, 0x32, 0x4A, 0x48, 0x48, 0x30,
0x3A, 0x41, 0x41, 0x21, 0x7A, 0x3A, 0x42, 0x40, 0x20, 0x78, 0x00, 0x9D, 0xA0, 0xA0, 0x7D,
0x39, 0x44, 0x44, 0x44, 0x39, 0x3D, 0x40, 0x40, 0x40, 0x3D, 0x3C, 0x24, 0xFF, 0x24, 0x24,
0x48, 0x7E, 0x49, 0x43, 0x66, 0x2B, 0x2F, 0xFC, 0x2F, 0x2B, 0xFF, 0x09, 0x29, 0xF6, 0x20,
0xC0, 0x88, 0x7E, 0x09, 0x03, 0x20, 0x54, 0x54, 0x79, 0x41, 0x00, 0x00, 0x44, 0x7D, 0x41,
0x30, 0x48, 0x48, 0x4A, 0x32, 0x38, 0x40, 0x40, 0x22, 0x7A, 0x00, 0x7A, 0x0A, 0x0A, 0x72,
0x7D, 0x0D, 0x19, 0x31, 0x7D, 0x26, 0x29, 0x29, 0x2F, 0x28, 0x26, 0x29, 0x29, 0x29, 0x26,
0x30, 0x48, 0x4D, 0x40, 0x20, 0x38, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x38,
0x2F, 0x10, 0xC8, 0xAC, 0xBA, 0x2F, 0x10, 0x28, 0x34, 0xFA, 0x00, 0x00, 0x7B, 0x00, 0x00,
0x08, 0x14, 0x2A, 0x14, 0x22, 0x22, 0x14, 0x2A, 0x14, 0x08, 0xAA, 0x00, 0x55, 0x00, 0xAA,
0xAA, 0x55, 0xAA, 0x55, 0xAA, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x10, 0x10, 0x10, 0xFF, 0x00,
0x14, 0x14, 0x14, 0xFF, 0x00, 0x10, 0x10, 0xFF, 0x00, 0xFF, 0x10, 0x10, 0xF0, 0x10, 0xF0,
0x14, 0x14, 0x14, 0xFC, 0x00, 0x14, 0x14, 0xF7, 0x00, 0xFF, 0x00, 0x00, 0xFF, 0x00, 0xFF,
0x14, 0x14, 0xF4, 0x04, 0xFC, 0x14, 0x14, 0x17, 0x10, 0x1F, 0x10, 0x10, 0x1F, 0x10, 0x1F,
0x14, 0x14, 0x14, 0x1F, 0x00, 0x10, 0x10, 0x10, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x10,
0x10, 0x10, 0x10, 0x1F, 0x10, 0x10, 0x10, 0x10, 0xF0, 0x10, 0x00, 0x00, 0x00, 0xFF, 0x10,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0xFF, 0x10, 0x00, 0x00, 0x00, 0xFF, 0x14,
0x00, 0x00, 0xFF, 0x00, 0xFF, 0x00, 0x00, 0x1F, 0x10, 0x17, 0x00, 0x00, 0xFC, 0x04, 0xF4,
0x14, 0x14, 0x17, 0x10, 0x17, 0x14, 0x14, 0xF4, 0x04, 0xF4, 0x00, 0x00, 0xFF, 0x00, 0xF7,
0x14, 0x14, 0x14, 0x14, 0x14, 0x14, 0x14, 0xF7, 0x00, 0xF7, 0x14, 0x14, 0x14, 0x17, 0x14,
0x10, 0x10, 0x1F, 0x10, 0x1F, 0x14, 0x14, 0x14, 0xF4, 0x14, 0x10, 0x10, 0xF0, 0x10, 0xF0,
0x00, 0x00, 0x1F, 0x10, 0x1F, 0x00, 0x00, 0x00, 0x1F, 0x14, 0x00, 0x00, 0x00, 0xFC, 0x14,
0x00, 0x00, 0xF0, 0x10, 0xF0, 0x10, 0x10, 0xFF, 0x10, 0xFF, 0x14, 0x14, 0x14, 0xFF, 0x14,
0x10, 0x10, 0x10, 0x1F, 0x00, 0x00, 0x00, 0x00, 0xF0, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF,
0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x38, 0x44, 0x44, 0x38, 0x44, 0x7C, 0x2A, 0x2A, 0x3E, 0x14,
0x7E, 0x02, 0x02, 0x06, 0x06, 0x02, 0x7E, 0x02, 0x7E, 0x02, 0x63, 0x55, 0x49, 0x41, 0x63,
0x38, 0x44, 0x44, 0x3C, 0x04, 0x40, 0x7E, 0x20, 0x1E, 0x20, 0x06, 0x02, 0x7E, 0x02, 0x02,
0x99, 0xA5, 0xE7, 0xA5, 0x99, 0x1C, 0x2A, 0x49, 0x2A, 0x1C, 0x4C, 0x72, 0x01, 0x72, 0x4C,
0x30, 0x4A, 0x4D, 0x4D, 0x30, 0x30, 0x48, 0x78, 0x48, 0x30, 0xBC, 0x62, 0x5A, 0x46, 0x3D,
0x3E, 0x49, 0x49, 0x49, 0x00, 0x7E, 0x01, 0x01, 0x01, 0x7E, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A,
0x44, 0x44, 0x5F, 0x44, 0x44, 0x40, 0x51, 0x4A, 0x44, 0x40, 0x40, 0x44, 0x4A, 0x51, 0x40,
0x00, 0x00, 0xFF, 0x01, 0x03, 0xE0, 0x80, 0xFF, 0x00, 0x00, 0x08, 0x08, 0x6B, 0x6B, 0x08,
0x36, 0x12, 0x36, 0x24, 0x36, 0x06, 0x0F, 0x09, 0x0F, 0x06, 0x00, 0x00, 0x18, 0x18, 0x00,
0x00, 0x00, 0x10, 0x10, 0x00, 0x30, 0x40, 0xFF, 0x01, 0x01, 0x00, 0x1F, 0x01, 0x01, 0x1E,
0x00, 0x19, 0x1D, 0x17, 0x12, 0x00, 0x3C, 0x3C, 0x3C, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00] # ascii fonts
def __init__(self, I2C, **args):
self.buff = [0 for a in range(1024)]
self.ADDRESS = args.get('address', self.ADDRESS)
self.I2C = I2C
self.SSD1306_command(self.SSD1306_DISPLAYOFF) # 0xAE
self.SSD1306_command(self.SSD1306_SETDISPLAYCLOCKDIV) # 0xD5
self.SSD1306_command(0x80) # the suggested ratio 0x80
self.SSD1306_command(self.SSD1306_SETMULTIPLEX) # 0xA8
self.SSD1306_command(0x3F)
self.SSD1306_command(self.SSD1306_SETDISPLAYOFFSET) # 0xD3
self.SSD1306_command(0x0) # no offset
self.SSD1306_command(self.SSD1306_SETSTARTLINE | 0x0) # line #0
self.SSD1306_command(self.SSD1306_CHARGEPUMP) # 0x8D
self.SSD1306_command(0x14) # vccstate = self.SSD1306_SWITCHCAPVCC
self.SSD1306_command(self.SSD1306_MEMORYMODE) # 0x20
self.SSD1306_command(0x00) # 0x0 act like ks0108
self.SSD1306_command(self.SSD1306_SEGREMAP | 0x1)
self.SSD1306_command(self.SSD1306_COMSCANDEC)
self.SSD1306_command(self.SSD1306_SETCOMPINS) # 0xDA
self.SSD1306_command(0x12)
self.SSD1306_command(self.SSD1306_SETCONTRAST) # 0x81
self.SSD1306_command(0xFF) # vccstate = self.SSD1306_SWITCHCAPVCC
self.SSD1306_command(self.SSD1306_SETPRECHARGE) # 0xd9
self.SSD1306_command(0xF1) # vccstate = self.SSD1306_SWITCHCAPVCC
self.SSD1306_command(self.SSD1306_SETVCOMDETECT) # 0xDB
self.SSD1306_command(0x40)
self.SSD1306_command(self.SSD1306_DISPLAYALLON_RESUME) # 0xA4
self.SSD1306_command(self.SSD1306_NORMALDISPLAY) # 0xA6
self.SSD1306_command(self.SSD1306_DISPLAYON) # --turn on oled panel
def load(self, arg):
self.scroll('stop')
if arg == 'logo':
self.clearDisplay()
for a in range(1024):
self.buff[a] = self.logobuff[a]
self.displayOLED()
def SSD1306_command(self, cmd):
self.I2C.writeBulk(self.ADDRESS, [0x00, cmd])
def SSD1306_data(self, data):
self.I2C.writeBulk(self.ADDRESS, [0x40, data])
def clearDisplay(self):
self.setCursor(0, 0)
for a in range(self.SSD1306_LCDWIDTH * self.SSD1306_LCDHEIGHT / 8):
self.buff[a] = 0
def displayOLED(self):
self.SSD1306_command(self.SSD1306_SETLOWCOLUMN | 0x0) # low col = 0
self.SSD1306_command(self.SSD1306_SETHIGHCOLUMN | 0x0) # hi col = 0
self.SSD1306_command(self.SSD1306_SETSTARTLINE | 0x0) # line #0
a = 0
while (a < self.SSD1306_LCDWIDTH * self.SSD1306_LCDHEIGHT / 8):
self.I2C.writeBulk(self.ADDRESS, [0x40] + self.buff[a:a + 16])
a += 16
def setContrast(self, i):
self.SSD1306_command(self.SSD1306_SETCONTRAST)
self.SSD1306_command(i)
def drawPixel(self, x, y, color):
if (color == 1):
self.buff[x + (y / 8) * self.SSD1306_LCDWIDTH] |= (1 << (y % 8))
else:
self.buff[x + (y / 8) * self.SSD1306_LCDWIDTH] &= ~(1 << (y % 8))
def drawCircle(self, x0, y0, r, color):
f = 1 - r
ddF_x = 1
ddF_y = -2 * r
x = 0
y = r
self.drawPixel(x0, y0 + r, color)
self.drawPixel(x0, y0 - r, color)
self.drawPixel(x0 + r, y0, color)
self.drawPixel(x0 - r, y0, color)
while (x < y):
if (f >= 0):
y -= 1
ddF_y += 2
f += ddF_y
x += 1
ddF_x += 2
f += ddF_x
self.drawPixel(x0 + x, y0 + y, color)
self.drawPixel(x0 - x, y0 + y, color)
self.drawPixel(x0 + x, y0 - y, color)
self.drawPixel(x0 - x, y0 - y, color)
self.drawPixel(x0 + y, y0 + x, color)
self.drawPixel(x0 - y, y0 + x, color)
self.drawPixel(x0 + y, y0 - x, color)
self.drawPixel(x0 - y, y0 - x, color)
def drawLine(self, x0, y0, x1, y1, color):
steep = abs(y1 - y0) > abs(x1 - x0)
if (steep):
tmp = y0
y0 = x0
x0 = tmp
tmp = y1
y1 = x1
x1 = tmp
if (x0 > x1):
tmp = x1
x1 = x0
x0 = tmp
tmp = y1
y1 = y0
y0 = tmp
dx = x1 - x0
dy = abs(y1 - y0)
err = dx / 2
if (y0 < y1):
ystep = 1
else:
ystep = -1
while (x0 <= x1):
if (steep):
self.drawPixel(y0, x0, color)
else:
self.drawPixel(x0, y0, color)
err -= dy
if (err < 0):
y0 += ystep
err += dx
x0 += 1
def drawRect(self, x, y, w, h, color):
self.drawFastHLine(x, y, w, color)
self.drawFastHLine(x, y + h - 1, w, color)
self.drawFastVLine(x, y, h, color)
self.drawFastVLine(x + w - 1, y, h, color)
def drawFastVLine(self, x, y, h, color):
self.drawLine(x, y, x, y + h - 1, color)
def drawFastHLine(self, x, y, w, color):
self.drawLine(x, y, x + w - 1, y, color)
def fillRect(self, x, y, w, h, color):
for i in range(x, x + w):
self.drawFastVLine(i, y, h, color)
def writeString(self, s):
for a in s: self.writeChar(ord(a))
def writeChar(self, c):
if (c == '\n'):
self.cursor_y += self.textsize * 8
self.cursor_x = 0
elif (c == '\r'):
pass
else:
self.drawChar(self.cursor_x, self.cursor_y, c, self.textcolor, self.textbgcolor, self.textsize)
self.cursor_x += self.textsize * 6
if (self.wrap and (self.cursor_x > (self._width - self.textsize * 6))):
self.cursor_y += self.textsize * 8
self.cursor_x = 0
def drawChar(self, x, y, c, color, bg, size):
if ((x >= self._width) or (y >= self._height) or ((x + 5 * size - 1) < 0) or ((y + 8 * size - 1) < 0)):
return
for i in range(6):
if (i == 5):
line = 0x0
else:
line = self.font[c * 5 + i]
for j in range(8):
if (line & 0x1):
if (size == 1):
self.drawPixel(x + i, y + j, color)
else:
self.fillRect(x + (i * size), y + (j * size), size, size, color)
elif (bg != color):
if (size == 1):
self.drawPixel(x + i, y + j, bg)
else:
self.fillRect(x + i * size, y + j * size, size, size, bg)
line >>= 1
def setCursor(self, x, y):
self.cursor_x = x
self.cursor_y = y
def setTextSize(self, s):
self.textsize = s if (s > 0) else 1
def setTextColor(self, c, b):
self.textcolor = c
self.textbgcolor = b
def setTextWrap(self, w):
self.wrap = w
def scroll(self, arg):
if arg == 'left':
self.SSD1306_command(0x27) # up-0x29 ,2A left-0x27 right0x26
if arg == 'right':
self.SSD1306_command(0x26) # up-0x29 ,2A left-0x27 right0x26
if arg in ['topright', 'bottomright']:
self.SSD1306_command(0x29) # up-0x29 ,2A left-0x27 right0x26
if arg in ['topleft', 'bottomleft']:
self.SSD1306_command(0x2A) # up-0x29 ,2A left-0x27 right0x26
if arg in ['left', 'right', 'topright', 'topleft', 'bottomleft', 'bottomright']:
self.SSD1306_command(0x00) # dummy
self.SSD1306_command(0x0) # start page
self.SSD1306_command(0x7) # time interval 0b100 - 3 frames
self.SSD1306_command(0xf) # end page
if arg in ['topleft', 'topright']:
self.SSD1306_command(0x02) # dummy 00 . xx for horizontal scroll (speed)
elif arg in ['bottomleft', 'bottomright']:
self.SSD1306_command(0xfe) # dummy 00 . xx for horizontal scroll (speed)
if arg in ['left', 'right']:
self.SSD1306_command(0x02) # dummy 00 . xx for horizontal scroll (speed)
self.SSD1306_command(0xff)
self.SSD1306_command(0x2F)
if arg == 'stop':
self.SSD1306_command(0x2E)
def pulseIt(self):
for a in range(2):
self.SSD1306_command(0xD6)
self.SSD1306_command(0x01)
time.sleep(0.1)
self.SSD1306_command(0xD6)
self.SSD1306_command(0x00)
time.sleep(0.1)
if __name__ == "__main__":
from PSL import sciencelab
I = sciencelab.connect()
O = connect(I.I2C)
textbgcolor = 0
textcolor = 1
O.load('logo')
O.scroll('topright')
import time
time.sleep(2.8)
O.scroll('stop')