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Author Topic: Bicolor 8x8 Led DotMatrix Display - How ?  (Read 3360 times)
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LazBoy
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« on: April 23, 2005, 06:15:41 18:15 »

Does anybody have idea to drive bicolor 8x8 Led DotMatrix
displays for scrolling message board ? Thanks,
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Rego
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The power is back


« Reply #1 on: April 26, 2005, 06:13:33 18:13 »

I Asked From A Year Ago The Same Thing,i Wanted To Make Led Moving Display Using Pic And Can Change The Msgs On It By Interface It To The Pc Serial Port ( With A Visual Basic Program)...

But No Help Till Now........ Sad  Sad
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....REGO....
LazBoy
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« Reply #2 on: April 27, 2005, 04:42:21 04:42 »

"Rego" and "Mona", thanks for reply.

I decide to use 4053 for Green and Red data line switching.
Any ideas welcome.
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dezso
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« Reply #3 on: April 28, 2005, 03:06:08 03:06 »

How many 8x8 you want to drive ?
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LazBoy
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« Reply #4 on: April 28, 2005, 06:49:36 06:49 »

I want to drive 12 unit 8x8 Bicolor LED DotMatrix.
What is the algorithm for this ?
I just want color change. Red to Green or
Green to Red. Not same time displaying.
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picbasic4
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« Reply #5 on: April 28, 2005, 12:03:18 12:03 »

hi
8*8 LED Dotmatatrix is BU5004-RG??

64 dot games
  http://www.excite.co.jp/world/english/web/?wb_url=http://www.nico.to/mm/050206.html&wb_lp=JAEN

3 dimensional electronic bulletin board
http://translate.google.com/translate?u=http%3A%2F%2Fnaru-2nd.hp.infoseek.co.jp%2Flabo%2F3d_led%2Findex.html&langpair=ja%7Cen&hl=en&c2coff=1&ie=UTF-8&oe=UTF-8&prev=%2Flanguage_tools

The web translation is used because it is not on an English site.
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picbasic user  Smiley
LazBoy
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« Reply #6 on: April 28, 2005, 10:40:08 22:40 »

Picbasic4,
Thanks for reply.
There is no problem for 8x8 Matrix model.
I want to know what is the bicolor driwing technics.
4053 is enough ? Am I right way ?
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picstudent
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« Reply #7 on: May 01, 2005, 10:15:08 22:15 »

i have a related proyect 'about dot matrix
but its's for 8051.

I need a little help to build my basic system for 8051 (i don't like the xternal RAMs and ROMs)
if you're interested, reply me
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brijbhoomi
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« Reply #8 on: August 12, 2008, 07:34:14 19:34 »

@ picstudent can you share your project ? schematic code etc
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