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GOFi2cOLED.cpp
1087 lines (976 loc) · 33.1 KB
/
GOFi2cOLED.cpp
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/*
GOFi2cOLED.h - SSD1306 OLED Driver Library
2012 Copyright (c) GOF Electronics Co. Ltd. All right reserved.
Original Author: Limor Fried/Ladyada£¨Adafruit Industries£©
Modified by: Jimbo.we(www.geekonfire.com)
GeekOnFire invests time and resources providing this open source code,
please support GeekOnFire and open-source hardware by purchasing
products from GeekOnFire!
This library is derived from Adafruit_GFX library, only for SSD1306 in I2C Mode.
It is a free software; you can redistribute it and/or modify it
under the terms of BSD license, check license.txt for more information.
All text above must be included in any redistribution.
*/
#include <avr/pgmspace.h>
#include <util/delay.h>
#include <stdlib.h>
#include "GOFi2cOLED.h"
static uint16_t drawpos;
static uint8_t drawdata;
// a 5x7 font table
const unsigned char BasicFont[] PROGMEM = {
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,
0x3C, 0x4A, 0x49, 0x49, 0x31,
0x41, 0x21, 0x11, 0x09, 0x07,
0x36, 0x49, 0x49, 0x49, 0x36,
0x46, 0x49, 0x49, 0x29, 0x1E,
0x00, 0x00, 0x14, 0x00, 0x00,
0x00, 0x40, 0x34, 0x00, 0x00,
0x00, 0x08, 0x14, 0x22, 0x41,
0x14, 0x14, 0x14, 0x14, 0x14,
0x00, 0x41, 0x22, 0x14, 0x08,
0x02, 0x01, 0x59, 0x09, 0x06,
0x3E, 0x41, 0x5D, 0x59, 0x4E,
0x7C, 0x12, 0x11, 0x12, 0x7C,
0x7F, 0x49, 0x49, 0x49, 0x36,
0x3E, 0x41, 0x41, 0x41, 0x22,
0x7F, 0x41, 0x41, 0x41, 0x3E,
0x7F, 0x49, 0x49, 0x49, 0x41,
0x7F, 0x09, 0x09, 0x09, 0x01,
0x3E, 0x41, 0x41, 0x51, 0x73,
0x7F, 0x08, 0x08, 0x08, 0x7F,
0x00, 0x41, 0x7F, 0x41, 0x00,
0x20, 0x40, 0x41, 0x3F, 0x01,
0x7F, 0x08, 0x14, 0x22, 0x41,
0x7F, 0x40, 0x40, 0x40, 0x40,
0x7F, 0x02, 0x1C, 0x02, 0x7F,
0x7F, 0x04, 0x08, 0x10, 0x7F,
0x3E, 0x41, 0x41, 0x41, 0x3E,
0x7F, 0x09, 0x09, 0x09, 0x06,
0x3E, 0x41, 0x51, 0x21, 0x5E,
0x7F, 0x09, 0x19, 0x29, 0x46,
0x26, 0x49, 0x49, 0x49, 0x32,
0x03, 0x01, 0x7F, 0x01, 0x03,
0x3F, 0x40, 0x40, 0x40, 0x3F,
0x1F, 0x20, 0x40, 0x20, 0x1F,
0x3F, 0x40, 0x38, 0x40, 0x3F,
0x63, 0x14, 0x08, 0x14, 0x63,
0x03, 0x04, 0x78, 0x04, 0x03,
0x61, 0x59, 0x49, 0x4D, 0x43,
0x00, 0x7F, 0x41, 0x41, 0x41,
0x02, 0x04, 0x08, 0x10, 0x20,
0x00, 0x41, 0x41, 0x41, 0x7F,
0x04, 0x02, 0x01, 0x02, 0x04,
0x40, 0x40, 0x40, 0x40, 0x40,
0x00, 0x03, 0x07, 0x08, 0x00,
0x20, 0x54, 0x54, 0x78, 0x40,
0x7F, 0x28, 0x44, 0x44, 0x38,
0x38, 0x44, 0x44, 0x44, 0x28,
0x38, 0x44, 0x44, 0x28, 0x7F,
0x38, 0x54, 0x54, 0x54, 0x18,
0x00, 0x08, 0x7E, 0x09, 0x02,
0x18, 0xA4, 0xA4, 0x9C, 0x78,
0x7F, 0x08, 0x04, 0x04, 0x78,
0x00, 0x44, 0x7D, 0x40, 0x00,
0x20, 0x40, 0x40, 0x3D, 0x00,
0x7F, 0x10, 0x28, 0x44, 0x00,
0x00, 0x41, 0x7F, 0x40, 0x00,
0x7C, 0x04, 0x78, 0x04, 0x78,
0x7C, 0x08, 0x04, 0x04, 0x78,
0x38, 0x44, 0x44, 0x44, 0x38,
0xFC, 0x18, 0x24, 0x24, 0x18,
0x18, 0x24, 0x24, 0x18, 0xFC,
0x7C, 0x08, 0x04, 0x04, 0x08,
0x48, 0x54, 0x54, 0x54, 0x24,
0x04, 0x04, 0x3F, 0x44, 0x24,
0x3C, 0x40, 0x40, 0x20, 0x7C,
0x1C, 0x20, 0x40, 0x20, 0x1C,
0x3C, 0x40, 0x30, 0x40, 0x3C,
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,
0x02, 0x01, 0x02, 0x04, 0x02,
0x3C, 0x26, 0x23, 0x26, 0x3C,
0x1E, 0xA1, 0xA1, 0x61, 0x12,
0x3A, 0x40, 0x40, 0x20, 0x7A,
0x38, 0x54, 0x54, 0x55, 0x59,
0x21, 0x55, 0x55, 0x79, 0x41,
0x21, 0x54, 0x54, 0x78, 0x41,
0x21, 0x55, 0x54, 0x78, 0x40,
0x20, 0x54, 0x55, 0x79, 0x40,
0x0C, 0x1E, 0x52, 0x72, 0x12,
0x39, 0x55, 0x55, 0x55, 0x59,
0x39, 0x54, 0x54, 0x54, 0x59,
0x39, 0x55, 0x54, 0x54, 0x58,
0x00, 0x00, 0x45, 0x7C, 0x41,
0x00, 0x02, 0x45, 0x7D, 0x42,
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,
};
#ifndef __AVR_ATtiny85__
//init GOF logo in buffer£¨this buffer map to the GDDRAM of SSD1306£©
static uint8_t buffer[128 * 64 / 8] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0xF8,
0xF8, 0xF0, 0xF0, 0xE0, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xC0, 0xF0, 0xF0, 0xF8, 0x78, 0x78, 0xF8, 0xF0, 0xE0, 0xC0, 0x00, 0xC0,
0xF0, 0xF0, 0xF0, 0x78, 0x78, 0xF0, 0xF0, 0xE0, 0xC0, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0x70, 0x70,
0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
0xC0, 0xE0, 0xE0, 0xF0, 0xF0, 0x78, 0x3C, 0xBC, 0xDE, 0xEF, 0xF7, 0xF0, 0xF8, 0x7C, 0x7E, 0xBF,
0xDF, 0xFF, 0xEF, 0xFF, 0xF7, 0xF8, 0xFC, 0xF0, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x38, 0x38, 0xFB, 0xFB, 0xFB, 0xFB, 0x00, 0xFF,
0xFF, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x1C,
0x1C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xC0, 0x82, 0x8F,
0x9F, 0x3F, 0x3F, 0x7F, 0x70, 0x66, 0xDF, 0x3F, 0x7F, 0xFF, 0x03, 0x01, 0x00, 0x1E, 0x3F, 0x7F,
0xFF, 0xFF, 0x3F, 0x3F, 0x1F, 0x1F, 0x0F, 0x87, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0x07, 0x0F, 0x0F, 0x0F, 0x0F, 0x07, 0x07, 0x07, 0x07, 0x00, 0x01,
0x07, 0x07, 0x0F, 0x0F, 0x0F, 0x0F, 0x07, 0x07, 0x01, 0x00, 0x07, 0x07, 0x07, 0x07, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01,
0x03, 0x07, 0x0F, 0x1F, 0x3E, 0x7E, 0x7E, 0xFE, 0xFE, 0x0E, 0x64, 0x78, 0x18, 0x1C, 0x1C, 0x1C,
0x0C, 0x0C, 0x0C, 0x0E, 0x0E, 0x0E, 0x07, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xFE, 0x12, 0x10, 0x38, 0x82, 0x00, 0x00, 0x01, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xF0, 0x68,
0x08, 0xB0, 0x20, 0x00, 0xF0, 0x90, 0x08, 0x18, 0x90, 0x00, 0x08, 0x08, 0xFE, 0x08, 0x88, 0x00,
0x08, 0x08, 0xF8, 0x10, 0x08, 0x10, 0x00, 0xF0, 0x10, 0x08, 0x90, 0xF0, 0x00, 0x08, 0xF8, 0x08,
0x08, 0xF0, 0x00, 0x00, 0x08, 0x0A, 0xFB, 0x00, 0x00, 0x00, 0xF0, 0x90, 0x08, 0x18, 0x80, 0x00,
0x00, 0xB0, 0x68, 0x48, 0xD8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01,
0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x00,
0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x00, 0x00, 0x01, 0x01, 0x00,
0x01, 0x01, 0x01, 0x00, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x00, 0x00,
0x00, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xF0, 0x08, 0x08, 0x08, 0xF0, 0x00, 0x00, 0xE0, 0x20, 0x20, 0xC0, 0x00, 0x00, 0xC0, 0xA0,
0xA0, 0xC0, 0x00, 0x00, 0xE0, 0x20, 0x20, 0xE0, 0x00, 0x00, 0x00, 0x30, 0x48, 0x48, 0x98, 0x00,
0x00, 0xE0, 0x20, 0x20, 0xE0, 0x00, 0x00, 0xE0, 0x00, 0x00, 0xE0, 0x00, 0x00, 0xE0, 0x20, 0x20,
0x00, 0xC0, 0x20, 0x20, 0x20, 0x00, 0xC0, 0xA0, 0xA0, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xF0, 0x08, 0x08, 0x08, 0xF0, 0x00, 0x00, 0xE0, 0x20, 0x20, 0xC0, 0x00, 0x00, 0xC0, 0xA0,
0xA0, 0xC0, 0x00, 0x00, 0xE0, 0x20, 0x20, 0xE0, 0x00, 0x00, 0x00, 0x00, 0xF8, 0x18, 0x60, 0x80,
0x80, 0x60, 0x18, 0xF8, 0x00, 0xE8, 0x00, 0x00, 0xE0, 0x20, 0x20, 0xE0, 0x00, 0x00, 0xC0, 0x20,
0x20, 0xF8, 0x00, 0x00, 0xC0, 0xA0, 0xA0, 0xC0, 0x00, 0x00, 0xC0, 0x20, 0x20, 0xF8, 0x00, 0x00,
0x00, 0x01, 0x02, 0x02, 0x02, 0x01, 0x00, 0x00, 0x0F, 0x02, 0x02, 0x01, 0x00, 0x00, 0x01, 0x02,
0x02, 0x02, 0x00, 0x00, 0x03, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x03, 0x02, 0x02, 0x01, 0x00,
0x00, 0x03, 0x02, 0x02, 0x03, 0x00, 0x00, 0x03, 0x02, 0x02, 0x03, 0x00, 0x00, 0x03, 0x00, 0x00,
0x00, 0x01, 0x02, 0x02, 0x02, 0x00, 0x01, 0x02, 0x02, 0x02, 0x00, 0x08, 0x06, 0x00, 0x00, 0x00,
0x00, 0x01, 0x02, 0x02, 0x02, 0x01, 0x00, 0x00, 0x0F, 0x02, 0x02, 0x01, 0x00, 0x00, 0x01, 0x02,
0x02, 0x02, 0x00, 0x00, 0x03, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x03,
0x03, 0x00, 0x00, 0x03, 0x00, 0x03, 0x00, 0x00, 0x03, 0x00, 0x00, 0x03, 0x00, 0x00, 0x01, 0x02,
0x02, 0x03, 0x00, 0x00, 0x01, 0x02, 0x02, 0x02, 0x00, 0x00, 0x01, 0x02, 0x02, 0x03, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
#endif
void GOFi2cOLED::init(uint8_t address)
{
delay(5); //wait for OLED hardware init
constructor(128, 64);
SlaveAddress = address;
sendCommand(GOFi2cOLED_Display_Off_Cmd); /*display off*/
sendCommand(Set_Multiplex_Ratio_Cmd); /*multiplex ratio*/
sendCommand(0x3F); /*duty = 1/64*/
sendCommand(Set_Display_Offset_Cmd); /*set display offset*/
sendCommand(0x00);
sendCommand(0xB0); //set page address
sendCommand(0x00); //set column lower address
sendCommand(0x10); //set column higher address
setHorizontalMode(); /*set Page Addressing Mode*/
sendCommand(0x40); /*set display starconstructort line*/
sendCommand(Set_Contrast_Cmd); /*contract control*/
sendCommand(0xcf); /*128*/
sendCommand(Segment_Remap_Cmd); /*set segment remap*/
sendCommand(COM_Output_Remap_Scan_Cmd); /*Com scan direction*/
sendCommand(GOFi2cOLED_Normal_Display_Cmd); /*normal / reverse*/
sendCommand(Set_Display_Clock_Divide_Ratio_Cmd); /*set osc division*/
sendCommand(0x80);
sendCommand(Set_Precharge_Period_Cmd); /*set pre-charge period*/
sendCommand(0xf1);
sendCommand(Set_COM_Pins_Hardware_Config_Cmd); /*set COM pins*/
sendCommand(0x12);
sendCommand(Set_VCOMH_Deselect_Level_Cmd); /*set vcomh*/
sendCommand(0x30);
sendCommand(Deactivate_Scroll_Cmd);
sendCommand(Charge_Pump_Setting_Cmd); /*set charge pump enable*/
sendCommand(Charge_Pump_Enable_Cmd);
sendCommand(GOFi2cOLED_Display_On_Cmd); /*display ON*/
}
void GOFi2cOLED::constructor(uint8_t w, uint8_t h) {
_width = WIDTH = w;
_height = HEIGHT = h;
rotation = 0;
cursor_y = cursor_x = 0;
textsize = 1;
textcolor = textbgcolor = WHITE;
wrap = true;
drawpos = 0;
}
// the most basic function, set a single pixel
void GOFi2cOLED::drawPixel(uint8_t x, uint8_t y, uint8_t color) {
uint16_t new_drawpos;
if ((x < 0) || (x >= width()) || (y < 0) || (y >= height()))
return;
// check rotation, move pixel around if necessary
switch (getRotation()) {
case 1:
swap(x, y);
x = WIDTH - x - 1;
break;
case 2:
x = WIDTH - x - 1;
y = HEIGHT - y - 1;
break;
case 3:
swap(x, y);
y = HEIGHT - y - 1;
break;
}
// x is which column
#ifdef __AVR_ATtiny85__
new_drawpos = x+ (y/8)*128;
if(new_drawpos != drawpos) {
display();
drawpos = new_drawpos;
drawdata = 0;
}
if (color == WHITE)
drawdata |= _BV((y%8));
else
drawdata &= ~_BV((y%8));
#else
if (color == WHITE)
buffer[x+ (y/8)*128] |= _BV((y%8));
else
buffer[x+ (y/8)*128] &= ~_BV((y%8));
#endif
}
void GOFi2cOLED::sendCommand(unsigned char command)
{
Wire.begin(); //initialize I2C
Wire.beginTransmission(SlaveAddress); // begin I2C communication
#if defined(ARDUINO) && ARDUINO >= 100 && !defined(__AVR_ATtiny85__)
Wire.write(GOFi2cOLED_Command_Mode); // Set OLED Command mode
Wire.write(command);
#else
Wire.send(GOFi2cOLED_Command_Mode); // Set OLED Command mode
Wire.send(command);
#endif
Wire.endTransmission(); // End I2C communication
}
void GOFi2cOLED::sendData(unsigned char Data)
{
Wire.begin(); //initialize I2C
Wire.beginTransmission(SlaveAddress); // begin I2C transmission
#if defined(ARDUINO) && ARDUINO >= 100 && !defined(__AVR_ATtiny85__)
Wire.write(GOFi2cOLED_Data_Mode); // data mode
Wire.write(Data);
#else
Wire.send(GOFi2cOLED_Data_Mode); // data mode
Wire.send(Data);
#endif
Wire.endTransmission(); // stop I2C transmission
}
void GOFi2cOLED::setBrightness(unsigned char Brightness)
{
sendCommand(Set_Contrast_Cmd);
sendCommand(Brightness);
}
void GOFi2cOLED::setHorizontalMode()
{
sendCommand(Set_Memory_Addressing_Mode_Cmd); //set addressing mode
sendCommand(HORIZONTAL_MODE); //set horizontal addressing mode
}
void GOFi2cOLED::setVerticalMode()
{
sendCommand(Set_Memory_Addressing_Mode_Cmd); //set addressing mode
sendCommand(VERTICAL_MODE); //set horizontal addressing mode
}
void GOFi2cOLED::setPageMode()
{
sendCommand(Set_Memory_Addressing_Mode_Cmd); //set addressing mode
sendCommand(PAGE_MODE); //set page addressing mode
}
void GOFi2cOLED::display(void) {
// save I2C bitrate
// uint8_t twbrbackup = TWBR;
// TWBR = 12; // upgrade to 400KHz!
// I2C
#ifndef __AVR_ATtiny85__
sendCommand(0xb0 | 0x0); // line #0
sendCommand(0x00 | 0x0); // low col = 0
sendCommand(0x10 | 0x0); // hi col = 0
#if defined(ARDUINO) && ARDUINO >= 100
for (uint16_t i=0; i<(128*64/8); i++)
{
// send a bunch of data in one xmission
Wire.beginTransmission(SlaveAddress);
Wire.write(GOFi2cOLED_Data_Mode); // data mode
for (uint8_t x=0; x<16; x++)
{
Wire.write(buffer[i]);
i++;
}
i--;
Wire.endTransmission();
}
#else
for (uint16_t i=0; i<(128*64/8); i++)
{
// send a bunch of data in one xmission
Wire.beginTransmission(SlaveAddress);
Wire.send(GOFi2cOLED_Data_Mode); // data mode
for (uint8_t x=0; x<8; x++)
{
Wire.send(buffer[i]);
i++;
}
i--;
Wire.endTransmission();
}
#endif
#else
sendCommand(0x00 | (drawpos & 0xf)); // low col
sendCommand(0x10 | ((drawpos>>4) & 7)); // hi col
sendCommand(0xb0 | (drawpos>>(7))); // line #
sendData(drawdata);
#endif
// TWBR = twbrbackup;
}
void GOFi2cOLED::clearDisplay()
{
#ifdef __AVR_ATtiny85__
sendCommand(0xb0 | 0x0); // line #0
sendCommand(0x00 | 0x0); // low col = 0
sendCommand(0x10 | 0x0); // hi col = 0
for (uint16_t i=0; i<(128*64/8);)
{
// send a bunch of data in one xmission
Wire.beginTransmission(SlaveAddress);
Wire.send(GOFi2cOLED_Data_Mode); // data mode
for (uint8_t x=0; x<8 && i<(128*64/8); x++, i++)
{
Wire.send(0);
}
Wire.endTransmission();
}
drawdata = 0;
#else
memset(buffer, 0, (128*64/8));
#endif
}
void GOFi2cOLED::clearArea(uint8_t x, uint8_t y, uint8_t w, uint8_t h)
{
fillRect(x, y, w, h, BLACK);
}
void GOFi2cOLED::drawBitmap(uint8_t x, uint8_t y,
const uint8_t *bitmap, uint8_t w, uint8_t h,
uint8_t color) {
for (uint8_t i=0; i<w; i++ ) {
for (uint8_t j=0; j<h; j++) {
if (pgm_read_byte(bitmap + i + (j/8)*w) & _BV(j%8)) {
drawPixel(x+i, y+j, color);
}
}
}
}
// draw a character
void GOFi2cOLED::drawChar(int8_t x, int8_t y, unsigned char c, int8_t color, int8_t bg, uint8_t size) {
if((x >= _width) || // Clip right
(y >= _height) || // Clip bottom
((x + 5 * size - 1) < 0) || // Clip left
((y + 8 * size - 1) < 0)) // Clip top
return;
for (int8_t i=0; i<6; i++ ) {
uint8_t line;
if (i == 5)
line = 0x0;
else
line = pgm_read_byte(BasicFont+(c*5)+i);
for (int8_t j = 0; j<8; j++) {
if (line & 0x1) {
if (size == 1) // default size
drawPixel(x+i, y+j, color);
else { // big size
fillRect(x+(i*size), y+(j*size), size, size, color);
}
} else if (bg != color) {
if (size == 1) // default size
drawPixel(x+i, y+j, bg);
else { // big size
fillRect(x+i*size, y+j*size, size, size, bg);
}
}
line >>= 1;
}
}
}
void GOFi2cOLED::setTextSize(uint8_t s) {
textsize = (s > 0) ? s : 1;
}
void GOFi2cOLED::setCursor(uint8_t x, uint8_t y) {
cursor_x = x;
cursor_y = y;
}
void GOFi2cOLED::setTextColor(uint8_t c) {
textcolor = c;
textbgcolor = c;
// for 'transparent' background, we'll set the bg
// to the same as fg instead of using a flag
}
void GOFi2cOLED::setTextColor(uint8_t c, uint8_t b) {
textcolor = c;
textbgcolor = b;
}
void GOFi2cOLED::setTextWrap(boolean w) {
wrap = w;
}
// draw a rectangle
void GOFi2cOLED::drawRect(uint8_t x, uint8_t y,
uint8_t w, uint8_t h,
uint8_t color) {
drawFastHLine(x, y, w, color);
drawFastHLine(x, y+h-1, w, color);
drawFastVLine(x, y, h, color);
drawFastVLine(x+w-1, y, h, color);
}
void GOFi2cOLED::fillRect(uint8_t x, uint8_t y, uint8_t w, uint8_t h,
uint8_t color) {
// stupidest version - update in subclasses if desired!
for (uint8_t i=x; i<x+w; i++) {
drawFastVLine(i, y, h, color);
}
}
void GOFi2cOLED::drawFastVLine(uint8_t x, uint8_t y,
uint8_t h, uint8_t color) {
// stupidest version - update in subclasses if desired!
drawLine(x, y, x, y+h-1, color);
}
void GOFi2cOLED::drawFastHLine(uint8_t x, uint8_t y,
uint8_t w, uint8_t color) {
// stupidest version - update in subclasses if desired!
drawLine(x, y, x+w-1, y, color);
}
// bresenham's algorithm - thx wikpedia
void GOFi2cOLED::drawLine(uint8_t x0, uint8_t y0,
uint8_t x1, uint8_t y1,
uint8_t color) {
int16_t steep = abs(y1 - y0) > abs(x1 - x0);
if (steep) {
swap(x0, y0);
swap(x1, y1);
}
if (x0 > x1) {
swap(x0, x1);
swap(y0, y1);
}
int16_t dx, dy;
dx = x1 - x0;
dy = abs(y1 - y0);
int16_t err = dx / 2;
int16_t ystep;
if (y0 < y1) {
ystep = 1;
} else {
ystep = -1;
}
for (; x0<=x1; x0++) {
if (steep) {
drawPixel(y0, x0, color);
} else {
drawPixel(x0, y0, color);
}
err -= dy;
if (err < 0) {
y0 += ystep;
err += dx;
}
}
}
// draw a rounded rectangle!
void GOFi2cOLED::drawRoundRect(uint8_t x, uint8_t y, uint8_t w, uint8_t h, uint8_t r, uint8_t color) {
// smarter version
drawFastHLine(x+r , y , w-2*r, color); // Top
drawFastHLine(x+r , y+h-1, w-2*r, color); // Bottom
drawFastVLine( x , y+r , h-2*r, color); // Left
drawFastVLine( x+w-1, y+r , h-2*r, color); // Right
// draw four corners
drawCircleHelper(x+r , y+r , r, 1, color);
drawCircleHelper(x+w-r-1, y+r , r, 2, color);
drawCircleHelper(x+w-r-1, y+h-r-1, r, 4, color);
drawCircleHelper(x+r , y+h-r-1, r, 8, color);
}
// fill a rounded rectangle!
void GOFi2cOLED::fillRoundRect(uint8_t x, uint8_t y, uint8_t w, uint8_t h, uint8_t r, uint8_t color) {
// smarter version
fillRect(x+r, y, w-2*r, h, color);
// draw four corners
fillCircleHelper(x+w-r-1, y+r, r, 1, h-2*r-1, color);
fillCircleHelper(x+r , y+r, r, 2, h-2*r-1, color);
}
// draw a triangle!
void GOFi2cOLED::drawTriangle(uint8_t x0, uint8_t y0,
uint8_t x1, uint8_t y1,
uint8_t x2, uint8_t y2, uint8_t color) {
drawLine(x0, y0, x1, y1, color);
drawLine(x1, y1, x2, y2, color);
drawLine(x2, y2, x0, y0, color);
}
// fill a triangle!
void GOFi2cOLED::fillTriangle (uint8_t x0, uint8_t y0,
uint8_t x1, uint8_t y1,
uint8_t x2, uint8_t y2, uint8_t color) {
int16_t a, b, y, last;
// Sort coordinates by Y order (y2 >= y1 >= y0)
if (y0 > y1) {
swap(y0, y1); swap(x0, x1);
}
if (y1 > y2) {
swap(y2, y1); swap(x2, x1);
}
if (y0 > y1) {
swap(y0, y1); swap(x0, x1);
}
if(y0 == y2) { // Handle awkward all-on-same-line case as its own thing
a = b = x0;
if(x1 < a) a = x1;
else if(x1 > b) b = x1;
if(x2 < a) a = x2;
else if(x2 > b) b = x2;
drawFastHLine(a, y0, b-a+1, color);
return;
}
int16_t
dx01 = x1 - x0,
dy01 = y1 - y0,
dx02 = x2 - x0,
dy02 = y2 - y0,
dx12 = x2 - x1,
dy12 = y2 - y1,
sa = 0,
sb = 0;
// For upper part of triangle, find scanline crossings for segments
// 0-1 and 0-2. If y1=y2 (flat-bottomed triangle), the scanline y1
// is included here (and second loop will be skipped, avoiding a /0
// error there), otherwise scanline y1 is skipped here and handled
// in the second loop...which also avoids a /0 error here if y0=y1
// (flat-topped triangle).
if(y1 == y2) last = y1; // Include y1 scanline
else last = y1-1; // Skip it
for(y=y0; y<=last; y++) {
a = x0 + sa / dy01;
b = x0 + sb / dy02;
sa += dx01;
sb += dx02;
/* longhand:
a = x0 + (x1 - x0) * (y - y0) / (y1 - y0);
b = x0 + (x2 - x0) * (y - y0) / (y2 - y0);
*/
if(a > b) swap(a,b);
drawFastHLine(a, y, b-a+1, color);
}
// For lower part of triangle, find scanline crossings for segments
// 0-2 and 1-2. This loop is skipped if y1=y2.
sa = dx12 * (y - y1);
sb = dx02 * (y - y0);
for(; y<=y2; y++) {
a = x1 + sa / dy12;
b = x0 + sb / dy02;
sa += dx12;
sb += dx02;
/* longhand:
a = x1 + (x2 - x1) * (y - y1) / (y2 - y1);
b = x0 + (x2 - x0) * (y - y0) / (y2 - y0);
*/
if(a > b) swap(a,b);
drawFastHLine(a, y, b-a+1, color);
}
}
// draw a circle outline
void GOFi2cOLED::drawCircle(uint8_t x0, uint8_t y0, uint8_t r,
uint8_t color) {
int16_t f = 1 - r;
int16_t ddF_x = 1;
int16_t ddF_y = -2 * r;
int16_t x = 0;
int16_t y = r;
drawPixel(x0, y0+r, color);
drawPixel(x0, y0-r, color);
drawPixel(x0+r, y0, color);
drawPixel(x0-r, y0, color);
while (x<y) {
if (f >= 0) {
y--;
ddF_y += 2;
f += ddF_y;
}
x++;
ddF_x += 2;
f += ddF_x;
drawPixel(x0 + x, y0 + y, color);
drawPixel(x0 - x, y0 + y, color);
drawPixel(x0 + x, y0 - y, color);
drawPixel(x0 - x, y0 - y, color);
drawPixel(x0 + y, y0 + x, color);
drawPixel(x0 - y, y0 + x, color);
drawPixel(x0 + y, y0 - x, color);
drawPixel(x0 - y, y0 - x, color);
}
}
void GOFi2cOLED::drawCircleHelper( uint8_t x0, uint8_t y0,
uint8_t r, uint8_t cornername, uint8_t color) {
int16_t f = 1 - r;
int16_t ddF_x = 1;
int16_t ddF_y = -2 * r;
int16_t x = 0;
int16_t y = r;
while (x<y) {
if (f >= 0) {
y--;
ddF_y += 2;
f += ddF_y;
}
x++;
ddF_x += 2;
f += ddF_x;
if (cornername & 0x4) {
drawPixel(x0 + x, y0 + y, color);
drawPixel(x0 + y, y0 + x, color);
}
if (cornername & 0x2) {
drawPixel(x0 + x, y0 - y, color);
drawPixel(x0 + y, y0 - x, color);
}
if (cornername & 0x8) {
drawPixel(x0 - y, y0 + x, color);
drawPixel(x0 - x, y0 + y, color);
}
if (cornername & 0x1) {
drawPixel(x0 - y, y0 - x, color);
drawPixel(x0 - x, y0 - y, color);
}
}
}
void GOFi2cOLED::fillCircle(uint8_t x0, uint8_t y0, uint8_t r,
uint8_t color) {
drawFastVLine(x0, y0-r, 2*r+1, color);
fillCircleHelper(x0, y0, r, 3, 0, color);
}
// used to do circles and roundrects!
void GOFi2cOLED::fillCircleHelper(uint8_t x0, uint8_t y0, uint8_t r,
uint8_t cornername, int16_t delta, uint8_t color) {
int16_t f = 1 - r;
int16_t ddF_x = 1;
int16_t ddF_y = -2 * r;
int16_t x = 0;
int16_t y = r;
while (x<y) {
if (f >= 0) {
y--;
ddF_y += 2;
f += ddF_y;
}
x++;
ddF_x += 2;
f += ddF_x;
if (cornername & 0x1) {
drawFastVLine(x0+x, y0-y, 2*y+1+delta, color);
drawFastVLine(x0+y, y0-x, 2*x+1+delta, color);
}
if (cornername & 0x2) {
drawFastVLine(x0-x, y0-y, 2*y+1+delta, color);
drawFastVLine(x0-y, y0-x, 2*x+1+delta, color);
}
}
}
void GOFi2cOLED::setHorizontalScrollProperties(bool direction,unsigned char startPage, unsigned char endPage, unsigned char scrollSpeed)
{
/*
Use the following defines for 'direction' :
Scroll_Left
Scroll_Right
Use the following defines for 'scrollSpeed' :
Scroll_2Frames
Scroll_3Frames
Scroll_4Frames
Scroll_5Frames
Scroll_25Frames
Scroll_64Frames
Scroll_128Frames
Scroll_256Frames
*/
if(Scroll_Right == direction)
{
//Scroll Right
sendCommand(Right_Horizontal_Scroll_Cmd);
}
else
{
//Scroll Left
sendCommand(Left_Horizontal_Scroll_Cmd);
}
sendCommand(Dummy_Byte_0x00);//Dummy byte
sendCommand(startPage);
sendCommand(scrollSpeed);
sendCommand(endPage);
sendCommand(Dummy_Byte_0x00);//Dummy byte
sendCommand(Dummy_Byte_0xFF);//Dummy byte
}
void GOFi2cOLED::activateScroll()
{
sendCommand(Activate_Scroll_Cmd);