Subversion Repositories group.electronics

using System;

using System.Collections;

using System.Collections.Generic;

using System.Drawing;

using System.IO;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

namespace nitdcscore {

    public class Oled {

        public const int LCD_WIDTH = 128;

        public const int LCD_HEIGHT = 64;

        public const int EXTERNALVCC = 0x01;

        public const int SWITCHCAPVCC = 0x02;

        public const int SETLOWCOLUMN = 0x00;

        public const int SETHIGHCOLUMN = 0x10;

        public const int MEMORYMODE = 0x20;

        public const int COLUMNADDR = 0x21;

        public const int PAGEADDR = 0x22;

        public const int DEACTIVATESCROLL = 0x2E;

        public const int SETSTARTLINE = 0x40;

        public const int SETCONTRAST = 0x81;

        public const int CHARGEPUMP = 0x8D;

        public const int SEGREMAP = 0xA0;

        public const int DISPLAYALLON_RESUME = 0xA4;

        public const int DISPLAYALLON = 0xA5;

        public const int NORMALDISPLAY = 0xA6;

        public const int INVERTDISPLAY = 0xA7;

        public const int SETMULTIPLEX = 0xA8;

        public const int DISPLAYOFF = 0xAE;

        public const int DISPLAYON = 0xAF;

        public const int COMSCANINC = 0xC0;

        public const int COMSCANDEC = 0xC8;

        public const int SETDISPLAYOFFSET = 0xD3;

        public const int SETCOMPINS = 0xDA;

        public const int SETVCOMDETECT = 0xDB;

        public const int SETDISPLAYCLOCKDIV = 0xD5;

        public const int SETPRECHARGE = 0xD9;

        public static byte[] buffer = new byte[Oled.LCD_WIDTH / 8 * Oled.LCD_HEIGHT];

        public int vccstate { get; set; }

        public int i2caddr { get; set; }

        public i2cmaster i2c { get; set; }

        public void init(int vccstate, int i2caddr, i2cmaster i2c) {

            this.vccstate = vccstate;

            this.i2caddr = i2caddr;

            this.i2c = i2c;

            // Init sequence

            oled_command(DISPLAYOFF);

            oled_command(SETDISPLAYCLOCKDIV);

            oled_command(0x80); // Suggested ratio

            oled_command(SETMULTIPLEX);

            oled_command(LCD_HEIGHT - 1);

            oled_command(SETDISPLAYOFFSET);

            oled_command(0x00); // No offset

            oled_command(SETSTARTLINE | 0x00); // Start line 0

            oled_command(CHARGEPUMP);

            if (this.vccstate == EXTERNALVCC)

                oled_command(0x10);

            else

                oled_command(0x14);

            oled_command(MEMORYMODE);

            oled_command(0x00);

            oled_command(SEGREMAP | 0x01);

            oled_command(COMSCANDEC);

            // 128-64 specific

            oled_command(SETCOMPINS);

            oled_command(0x12);

            oled_command(SETCONTRAST);

            if (this.vccstate == EXTERNALVCC)

                oled_command(0x9F);

            else

                oled_command(0xCF);

            oled_command(SETPRECHARGE);

            if (this.vccstate == EXTERNALVCC)

                oled_command(0x22);

            else

                oled_command(0xF1);

            oled_command(SETVCOMDETECT);

            oled_command(0x40);

            oled_command(DISPLAYALLON_RESUME);

            oled_command(NORMALDISPLAY);

            oled_command(DEACTIVATESCROLL);

            oled_command(DISPLAYON);

        }

        public void display() {

            oled_command(COLUMNADDR);

            oled_command(0x00);         // Column start address

            oled_command(LCD_WIDTH - 1);  // Column end address

            oled_command(PAGEADDR);

            oled_command(0x00); // Page start address

            oled_command(7);    // Page end address (7 for 64 pixels)

            for (int i = 0; i < (LCD_WIDTH * LCD_HEIGHT / 8); i++) {

                byte[] data = new byte[16];

                for (int j = 0; j < 16; j++) {

                    data[j] = buffer[i];

                    i++;

                }

                i--;

                i2c.WriteI2cData((byte)this.i2caddr, data, 16);

            }

        }

        public int oled_command(byte c) {

            byte control = 0x00;

            byte[] data = { control };

            i2c.WriteI2cData((byte)this.i2caddr, data, 1);

            data[0] = c;

            i2c.WriteI2cData((byte)this.i2caddr, data, 1);

            return 0;

        }

    }

    public class BmpImage {

        public string filename;     // The image filename

        public int filesize;        // Total size of the 

        public int datastart;       // Location of the start of image data

        public int imagesize;       // The size of actual image data

        public int width;           // Width of the image

        public int height;          // Height of the image

        public int bpp;             // Bits per pixel of the image

        public int bytepad;         // Bytes padded to align image row

        public byte[] data;         // The bmp image data

        public BitArray[] bitdata;  // Data in bitarray format

        public BmpImage(string filename) {

            this.filename = filename;

            filesize = 0;

            datastart = 0xffffff;

            imagesize = 0;

            width = 0;

            height = 0;

            bpp = 0;

            bytepad = 0;

            data = new byte[8192];

            bitdata = new BitArray[1];

            this.load();

        }

        public int load() {

            using (BinaryReader b = new BinaryReader(File.Open(this.filename, FileMode.Open))) {

                int pos = 0;

                int readLen = (int)b.BaseStream.Length;

                while (pos < readLen) {

                    // Read the image data from the file

                    if (pos >= this.datastart) {

                        // BMP format stored in 'data'

                        int imgptr = 0;

                        while (imgptr < this.imagesize) {

                            this.data[imgptr++] = b.ReadByte();

                        }

                        //Console.WriteLine("Read " + imgptr.ToString() + " bytes");

                        // Raw decoded data stored in 'bitdata'

                        this.bitdata = new BitArray[this.height];

                        int x = 0;      // Cursor X position

                        int y = 0;      // Cursor Y position

                        int i = 0;    // Current byte position

                        //Console.WriteLine("W:{0} H:{1}", img.width.ToString(), img.height.ToString());

                        for (y = this.height - 1; y >= 0; y--) {

                            this.bitdata[y] = new BitArray(this.width);

                            x = 0;

                            while (x < this.width) {

                                if (x >= this.width)

                                    break;

                                // Reverse the bit cause its stored back to front in bmp format

                                byte br;

                                br = this.data[i];

                                br = (byte)((br * 0x0202020202 & 0x010884422010) % 1023);

                                for (int bitidx = 0; bitidx < 8; bitidx++) {

                                    int bitpos = x + bitidx;

                                    if (bitpos >= this.width)

                                        break;

                                    int val = br >> bitidx & 0x01;

                                    //Console.WriteLine("X:{0} Y:{1}", x.ToString(), y.ToString());

                                    this.bitdata[y].Set(bitpos, Convert.ToBoolean(val));

                                }

                                x += 8;

                                i++;

                            }

                            i += this.bytepad; // Account for the padding

                        }

                        break;

                    }

                    // Read the header data from the file

                    switch (pos) {

                        // Magic number header ("BM")

                        case 0x00: {

                                byte t1 = b.ReadByte();

                                byte t2 = b.ReadByte();

                                pos += 2;

                                string text = ((char)t1).ToString();

                                text += ((char)t2).ToString();

                            }

                            break;

                        // The size of the image file

                        case 0x02: {

                                this.filesize = (int)b.ReadUInt32();

                                pos += 4;

                                if (this.filesize != b.BaseStream.Length)

                                    Console.WriteLine("Size mismatch: " + this.filesize.ToString() + ":" + b.BaseStream.Length.ToString());

                                else

                                    Console.WriteLine("Size: " + this.filesize.ToString());

                            }

                            break;

                        // The start of image data location

                        case 0x0a: {

                                this.datastart = (int)b.ReadUInt32();

                                pos += 4;

                            }

                            break;

                        // The DIB header file size

                        case 0x0e: {

                                //UInt32 dibhs = b.ReadUInt32();

                                b.ReadUInt32();

                                pos += 4;

                            }

                            break;

                        // Bitmap width in pixels

                        case 0x12: {

                                this.width = (int)b.ReadInt32();

                                pos += 4;

                                // Rows aligned to a DWORD

                                int bitsOver = this.width % 32;

                                if (bitsOver > 0) {

                                    this.bytepad = (32 - bitsOver) / 8;

                                }

                            }

                            break;

                        // Bitmap height in pixels

                        case 0x16: {

                                this.height = (int)b.ReadInt32();

                                pos += 4;

                            }

                            break;

                        // Bitmap bytes per pixel

                        case 0x1c: {

                                this.bpp = (int)b.ReadUInt16();

                                pos += 2;

                            }

                            break;

                        // Bitmap size

                        case 0x22: {

                                this.imagesize = (int)b.ReadUInt32();

                                pos += 4;

                            }

                            break;

                        // Not an important piece of data; dump it

                        default:

                            b.ReadByte();

                            pos++;

                            break;

                    }

                }

            }

            return 0;

        }

    }

    public class BitImage {

        public BitArray[] bitdata;

        public int width;

        public int height;

        public BitImage(int width, int height) {

            this.width = width;

            this.height = height;

            this.bitdata = new BitArray[this.height];

            for (int i = 0; i < this.height; i++) {

                this.bitdata[i] = new BitArray(this.width);

            }

        }

        public BitImage(BitArray[] matrix) {

            this.width = matrix[0].Length;

            this.height = matrix.Length;

            this.bitdata = BitImage.copy(matrix);

        }

        public BitImage(BmpImage bmp) {

            this.width = bmp.width;

            this.height = bmp.height;

            this.bitdata = BitImage.copy(bmp.bitdata);

        }

        public BitImage(BitImage bit) {

            this.width = bit.width;

            this.height = bit.height;

            this.bitdata = BitImage.copy(bit.bitdata);

        }

        public BitImage(Bitmap bmp) {

            //Bitmap bmp = new Bitmap(nitdcscore.Properties.Resources.flap_bg);

            //BitImage bi = new BitImage(new Bitmap(Resources.flap_needle));

            this.width = bmp.Width;

            this.height = bmp.Height;

            this.bitdata = new BitArray[this.height];

            for (int y = 0; y < this.height; y++) {

                this.bitdata[y] = new BitArray(this.width);

                for (int x = 0; x < this.height; x++) {

                    Color c = bmp.GetPixel(x, y);

                    if (c.GetBrightness() == 0)

                        this.bitdata[y].Set(x, false);

                    else

                        this.bitdata[y].Set(x, true);

                }

            }

        }

        public void fillAll(bool color) {

            for (int i = 0; i < this.height; i++) {

                this.bitdata[i].SetAll(color);

            }

        }

        public void drawPixel(int x, int y, bool color) {

            if (x < 0 || y < 0 || x >= this.width || y >= this.height)

                return;

            this.bitdata[y].Set(x, color);

        }

        public void drawVLine(int x, int y, int h, bool color) {

            if (x < 0 || x >= this.width)

                return;

            if (y < 0) {

                h += y;

                y = 0;

            }

            if ((y + h) > this.height)

                h = this.height - y;

            if (h <= 0)

                return;

            for (int i = y; i < y + h; i++) {

                this.bitdata[i].Set(x, color);

            }

        }

        public void drawHLine(int x, int y, int w, bool color) {

            if (y < 0 || y >= this.height)

                return;

            if (x < 0) {

                w += x;

                x = 0;

            }

            if ((x + w) > this.width)

                w = this.width - x;

            if (w <= 0)

                return;

            for (int i = x; i < x + height; i++) {

                this.bitdata[y].Set(i, color);

            }

        }

        public void drawLine(int x0, int y0, int x1, int y1, bool color) {

            bool steep = Math.Abs(y1 - y0) > Math.Abs(x1 - x0);

            if (steep) {

                swap(ref x0, ref y0);

                swap(ref x1, ref y1);

            }

            if (x0 > x1) {

                swap(ref x0, ref x1);

                swap(ref y0, ref y1);

            }

            int dx, dy;

            dx = x1 - x0;

            dy = Math.Abs(y1 - y0);

            int err = dx / 2;

            int 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;

                }

            }

        }

        public void drawRect(int x, int y, int w, int h, bool color) {

            drawHLine(x, y, w, color);

            drawHLine(x, y + h - 1, w, color);

            drawVLine(x, y, h, color);

            drawVLine(x + w - 1, y, h, color);

        }

        public void fillRect(int x, int y, int w, int h, bool color) {

            for (int i = x; i < x + w; i++) {

                drawVLine(i, y, h, color);

            }

        }

        public void drawCircle(int x0, int y0, int r, bool color) {

            int f = 1 - r;

            int ddF_x = 1;

            int ddF_y = -2 * r;

            int x = 0;

            int 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);

            }

        }

        public void fillCircle(int x0, int y0, int r, bool color) {

            drawVLine(x0, y0 - r, 2 * r + 1, color);

            fillCircleHelper(x0, y0, r, 3, 0, color);

        }

        public void fillCircleHelper(int x0, int y0, int r, int corner, int delta, bool color) {

            int f = 1 - r;

            int ddF_x = 1;

            int ddF_y = -2 * r;

            int x = 0;

            int y = r;

            while (x < y) {

                if (f >= 0) {

                    y--;

                    ddF_y += 2;

                    f += ddF_y;

                }

                x++;

                ddF_x += 2;

                f += ddF_x;

                if ((corner & 0x01) > 0) {

                    drawVLine(x0 + x, y0 - y, 2 * y + 1 + delta, color);

                    drawVLine(x0 + y, y0 - x, 2 * x + 1 + delta, color);

                }

                if ((corner & 0x02) > 0) {

                    drawVLine(x0 - x, y0 - y, 2 * y + 1 + delta, color);

                    drawVLine(x0 - y, y0 - x, 2 * x + 1 + delta, color);

                }

            }

        }

        public void drawTriangle(int x0, int y0, int x1, int y1, int x2, int y2, bool color) {

            drawLine(x0, y0, x1, y1, color);

            drawLine(x1, y1, x2, y2, color);

            drawLine(x2, y2, x0, y0, color);

        }

        public void drawPoly(Point[] points, bool color) {

            int idx = 1;

            int c = points.Length;

            while (idx < c) {

                drawLine(points[idx - 1].X, points[idx - 1].Y, points[idx].X, points[idx].Y, color);

                idx++;

            }

            drawLine(points[c - 1].X, points[c - 1].Y, points[0].X, points[0].Y, color);

        }

        public void drawChar(int x, int y, byte c, bool color, int size) {

            for (int i = 0; i < 6; i++) {

                byte line;

                if (i < 5)

                    line = Font.classic[c * 5 + i];

                else

                    line = 0x00;

                for (int j = 0; j < 8; j++, line >>= 1) {

                    if ((line & 0x01) > 0) {

                        if (size == 1)

                            drawPixel(x + i, y + j, color);

                        else

                            fillRect(x + (i * size), y + (j * size), size, size, color);

                    }

                    /*

                    } else {

                        if (size == 1)

                            drawPixel(x + i, y + j, !color);

                        else

                            fillRect(x+i*size, y+j*size, size, size, !color);

                    }

                    */

                }

            }

        }

        public void write(string text, int x, int y, bool color, int size) {

            Point cur = new Point(x, y);

            foreach (byte c in text) {

                if (c == '\n') {

                    cur.Y += size * 8;

                    cur.X = x;

                } else if (c == '\r') {

                } else if (c == ' ') {

                    // Quicker then calling drawChar function

                    cur.X += size * 6;

                } else {

                    drawChar(cur.X, cur.Y, c, color, size);

                    cur.X += size * 6;

                }

            }

        }

        public static void swap(ref int i, ref int j) {

            int t = i; i = j; j = t;

        }

        /// <summary>

        /// Copies the provided image onto the objects image, at position specified

        /// by the ox and oy parms. Only copies lit bits (not dark)

        /// </summary>

        /// <param name="bit">The bit image to paste onto this image</param>

        /// <param name="ox">The X origin</param>

        /// <param name="oy">The Y origin</param>

        public void blit(BitImage bit, int ox, int oy) {

            int x = 0;

            int y = 0;

            for (y = 0; y < bit.height; y++) {

                for (x = 0; x < bit.width; x++) {

                    if (bit.bitdata[y].Get(x)) {

                        this.bitdata[oy + y].Set(ox + x, true);

                    }

                }

            }

        }

        /// <summary>

        /// Rotate the image by the specified degrees.

        /// </summary>

        /// <param name="degrees">Degrees to rotate</param>

        public void rotate(int degrees) {

            this.bitdata = (BitArray[])BitImage.rotateMatrix(this.bitdata, degrees).bitdata;

            this.width = this.bitdata[0].Length;

            this.height = this.bitdata.Length;

        }

        public byte[] toByteArray() {

            return BitImage.toByteArray(this.bitdata);

        }

        public static BitArray[] copy(BitArray[] ba) {

            int width = ba[0].Length;

            int height = ba.Length;

            BitArray[] newba = new BitArray[height];

            for (int y = 0; y < height; y++) {

                newba[y] = new BitArray(width);

                for (int x = 0; x < width; x++) {

                    if (ba[y].Get(x)) {

                        newba[y].Set(x, true);

                    }

                }

            }

            return newba;

        }

        public static byte[] toByteArray(BitArray[] ba) {

            int width = ba[0].Length;

            int height = ba.Length;

            int size = width * height / 8;

            byte[] buffer = new byte[size];

            if (size % 8 != 0) {

                Console.WriteLine("toByteArray only supports mod 8 array (size: {0}, misalinged by {1})", size, size % 8);

                return null;

            }

            for (int y = 0; y < ba.Length; y++) {

                byte[] bytes = new byte[ba[0].Length / 8];

                ba[y].CopyTo(bytes, 0);

                for (int i = 0; i < bytes.Length; i++) {

                    buffer[y * bytes.Length + i] = bytes[i];

                }

            }

            return buffer;

        }

        /// <summary>

        /// Rotates a matrix by provided degrees. Note that the size of the

        ///  image may change with this process

        /// </summary>

        /// <returns>A matrix with the rotated elements</returns>

        /// <param name="matrix">The BitArray matrix to be rotated</param>

        /// <param name="degrees">The degress to rotate the matrix by</param>

        public static BitImage rotateMatrix(BitArray[] matrix, int degrees) {

            // Widths of the matrix

            int oldwidth = matrix[0].Length;

            int oldheight = matrix.Length;

            // If no rotation nessecary, just return a new BitImage

            if (degrees == 0 || degrees == 360) {

                BitImage bit = new BitImage(oldwidth, oldheight);

                bit.bitdata = (BitArray[])matrix;

                return bit;

            }

            // Calc the new image meta data

            double rads = degrees * Math.PI / 180;

            double tcos = Math.Cos(rads);

            double tsin = Math.Sin(rads);

            Point p1 = new Point((int)(-oldheight * tsin), (int)(oldheight * tcos));

            Point p2 = new Point((int)(oldwidth * tcos - oldheight * tsin),

                (int)(oldheight * tcos + oldwidth * tsin));

            Point p3 = new Point((int)(oldwidth * tcos), (int)(oldwidth * tsin));

            Point min = new Point(Math.Min(0, Math.Min(p1.X, Math.Min(p2.X, p3.X))),

                Math.Min(0, Math.Min(p1.Y, Math.Min(p2.Y, p3.Y))));

            Point max = new Point(Math.Max(p1.X, Math.Max(p2.X, p3.X)),

                Math.Max(p1.Y, Math.Max(p2.Y, p3.Y)));

            Point size = new Point(max.X - min.X, max.Y - min.Y);

            // Prepopulate the bitarray

            BitArray[] bitmatrix = new BitArray[size.Y];

            for (int y = 0; y < size.Y; y++) {

                bitmatrix[y] = new BitArray(size.X);

            }

            // Transform pixel by pixel

            for (int y = 0; y < size.Y - 1; y++) {

                for (int x = 0; x < size.X - 1; x++) {

                    int sourcex = (int)((x + min.X) * tcos + (y + min.Y) * tsin);

                    int sourcey = (int)((y + min.Y) * tcos - (x + min.X) * tsin);

                    if (sourcex < 0 || sourcex > oldwidth - 1 || sourcey < 0 || sourcey > oldheight - 1)

                        continue;

                    if (x < 0 || x > size.X - 1 || y < 0 || y > size.Y - 1)

                        continue;

                    bitmatrix[y].Set(x, matrix[sourcey].Get(sourcex));

                }

            }

            BitImage bi = new BitImage(bitmatrix[0].Length, bitmatrix.Length);

            bi.bitdata = (BitArray[])bitmatrix;

            return bi;

        }

    }

    public struct Point {

        private int x;

        private int y;

        public int X {

            get {

                return this.x;

            }

            set {

                this.x = value;

            }

        }

        public int Y {

            get {

                return this.y;

            }

            set {

                this.y = value;

            }

        }

        public Point(int x, int y) {

            this.x = x;

            this.y = y;

        }

    }

    public class Font {

        public Font() {

        }

        public static byte[] classic = new byte[] {

            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,

            0x22, 0x54, 0x54, 0x78, 0x42, // a-umlaut

            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,

            0x7D, 0x12, 0x11, 0x12, 0x7D, // A-umlaut

            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,

            0x3A, 0x44, 0x44, 0x44, 0x3A, // o-umlaut

            0x32, 0x4A, 0x48, 0x48, 0x30,

            0x3A, 0x41, 0x41, 0x21, 0x7A,

            0x3A, 0x42, 0x40, 0x20, 0x78,

            0x00, 0x9D, 0xA0, 0xA0, 0x7D,

            0x3D, 0x42, 0x42, 0x42, 0x3D, // O-umlaut

            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,

            0x55, 0x00, 0x55, 0x00, 0x55, // #176 (25% block) missing in old code

            0xAA, 0x55, 0xAA, 0x55, 0xAA, // 50% block

            0xFF, 0x55, 0xFF, 0x55, 0xFF, // 75% block

            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,

            0xFC, 0x4A, 0x4A, 0x4A, 0x34, // sharp-s or beta

            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,