I'm no linguist, but I suspect the question is easier to answer if you first 
define the scope of the messages you might want to display.

----- Original Message ----- 
From: "Harold Hallikainen" <harold@hallikainen.org>
To: "Pic List" <piclist@mit.edu>
Sent: Monday, July 02, 2007 2:41 PM
Subject: [PIC] Unicode


> I'm working on a project where I have to display Unicode using a PIC
> driving a graphic display. I'm using Unifont
> (http://czyborra.com/unifont/) for the character bitmaps. However, there
> are THOUSANDS of bitmaps, more than will fit in flash in my 24hj256gp610.
> I'm particularly interested in covering the Americas, Europe, Japan, and
> China. So, I clearly have to include Unicode 0x0000 through 0x007f
> (ASCII), plus some of the supplemental and extended characters through
> 0x024f. The trick is what to cover for Chinese.
>
> Unifont defines the following Unicode code ranges:
>
> 128 U+0000..U+007F:Basic Latin
> 128 U+0080..U+00FF:Latin-1 Supplement
> 128 U+0100..U+017F:Latin Extended-A
> 156 U+0180..U+024F:Latin Extended-B
> 89 U+0250..U+02AF:IPA Extensions
> 57 U+02B0..U+02FF:Spacing Modifier Letters
> 72 U+0300..U+036F:Combining Diacritical Marks
> 105 U+0370..U+03FF:Greek
> 230 U+0400..U+04FF:Cyrillic
> 85 U+0530..U+058F:Armenian
> 82 U+0590..U+05FF:Hebrew
> 62 U+0600..U+06FF:Arabic
> 87 U+0E00..U+0E7F:Thai
> 65 U+0E80..U+0EFF:Lao
> 40 U+10A0..U+10FF:Georgian
> 348 U+1200..U+137F:Ethiopic
> 246 U+1E00..U+1EFF:Latin Extended Additional
> 233 U+1F00..U+1FFF:Greek Extended
> 77 U+2000..U+206F:General Punctuation
> 28 U+2070..U+209F:Superscripts and Subscripts
> 14 U+20A0..U+20CF:Currency Symbols
> 20 U+20D0..U+20FF:Combining Marks for Symbols
> 57 U+2100..U+214F:Letterlike Symbols
> 48 U+2150..U+218F:Number Forms
> 91 U+2190..U+21FF:Arrows
> 242 U+2200..U+22FF:Mathematical Operators
> 123 U+2300..U+23FF:Miscellaneous Technical
> 37 U+2400..U+243F:Control Pictures
> 11 U+2440..U+245F:Optical Character Recognition
> 139 U+2460..U+24FF:Enclosed Alphanumerics
> 128 U+2500..U+257F:Box Drawing
> 22 U+2580..U+259F:Block Elements
> 80 U+25A0..U+25FF:Geometric Shapes
> 106 U+2600..U+26FF:Miscellaneous Symbols
> 73 U+2700..U+27BF:Dingbats
> 256 U+2800..U+28FF:Braille Pattern Symbols
> 35 U+3000..U+303F:CJK Symbols and Punctuation
> 87 U+3040..U+309F:Hiragana
> 90 U+30A0..U+30FF:Katakana
> 37 U+3100..U+312F:Bopomofo
> 94 U+3130..U+318F:Hangul Compatibility Jamo
> 69 U+3200..U+32FF:Enclosed CJK Letters and Months
> 84 U+3300..U+33FF:CJK Compatibility
> 18174 U+4E00..U+9FFF:CJK Unified Ideographs
> 11172 U+AC00..U+D7A3:Hangul Syllables
> 270 U+F900..U+FAFF:CJK Compatibility Ideographs
> 57 U+FB00..U+FB4F:Alphabetic Presentation Forms
> 12 U+FB50..U+FDFF:Arabic Presentation Forms-A
> 4 U+FE20..U+FE2F:Combining Half Marks
> 28 U+FE30..U+FE4F:CJK Compatibility Forms
> 26 U+FE50..U+FE6F:Small Form Variants
> 140 U+FE70..U+FEFF:Arabic Presentation Forms-B
> 171 U+FF00..U+FFEF:Halfwidth and Fullwidth Forms
> 2 U+FFF0..U+FFFF:Specials
>
>
> Just covering CJK Compatibility Ideographs uses more flash than I have.
> So, ideas on what character ranges I should include, trying to fit this in
> flash?
>
> THANKS!
>
> Harold
>
>
>
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