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Everyone, I would like to build a project which is used to alert people who forget to retrieve their belongings like key, wallet, mobile phone, briefcase, laptop and etc. For example, you might put your keys on the table to grab some foods from the fridge and then forgotten about the keys and...
erm, I also just found out one thing. I'm using the printer port 9db25) instead of the nromal ports. CODEVISION sometimes give me errors like THE COMMUNICATION PORT COM1 is unavailable please use another port.
But the printer port is LPT1....so, i'm kidna confused here. Hopefully its just a...
Hello all, I am currently building a LED Matrix Display based on Rojo's design.
He helped me with alotta stuff, i finished building it already, but i just cant program it.
Is there any important settings besides chip type ? (I'm using ATmega16-16pi).
I was told to set at TOOLS, programmer...
massage moving display building
dude~! hoho, yeah, I actually built the same thing as rojo did.(gosh, thank him). But now i'm facing a problem with the LED matrix. I dont know if it would work if i connect them.........as you know each led matrix block's last led on each column is NOT able to...
led based moving message display circuit
guys I was wondering, for rojo's display, as in page one and two. Is it possible to use LED matrixes?
i am trying to use them now, but i was just wondering, if i use LED matrixes, the data from each row is connected to each block meaning, (one to each...
make sms scrolling message display
cAn someone tell me how to connect the 7 by 5 LED matrix blocks? I baught a few... and the shop keeper has no data whatsoever. I went online and I couldnt find any. The model is ELM-2001EWA. there are 7 pins above and seven below. But since its a 7 by 5. Whats...
diy message led display
tobb, could you like take a look at this pic?
the site is from **broken link removed**
Sigh, i wish my lecturers could be like rojo or tobb, they don't really cover this much during discussions, leaving us rather confused and helpless.....
Added after 1 minutes...
build own moving sign
WHoa.... so complex @_@. I am planning to use blocks of 5 by 7 LEd blocls, prob using either 40 by 7 or 80 by 7 display. maybe something like **broken link removed**. or the one rojo is using. I'm already troubling him alot.... I hope someone can help me figure out how to...
edaboard elektor 2003 90s2313
96 by 7 leds, matrix display. basic 5mm ones. +5v supply. how much current would I roughly need? *sigh :/
Added after 13 minutes:
hmmm~ anyone here done a good digital clock display or know where to find projects on it?
pic16f628-20i/p schematics
Hey guys. I just got a project that requires me create a LED digital display that has around 11 to 18 characters.........(ie: Dept. of Engineering using either upper case only or mixed upper + lower case characters)
The previous projects were like nuts compared to...
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