Search found 908 matches

by bitfogav
Sun Apr 04, 2010 11:01 pm
Forum: Online Shopping
Topic: 16 Channel LED Driver (TLC 5940)
Replies: 9
Views: 6195

Yeah i thought they was a good price too Brad :) When i used them, i used a BC637 transitors to supply the current (5volt)to the leds, as the current output on those transitors seemed high enough to give you a good led brightness, so yeah this gives you your current souce, but this can be controlled...
by bitfogav
Sun Apr 04, 2010 9:31 pm
Forum: Online Shopping
Topic: 16 Channel LED Driver (TLC 5940)
Replies: 9
Views: 6195

Heres some nice 16 channel led drivers.. http://uk.farnell.com/catalyst-semiconductor/cat4016w-t1/led-driver-16ch-constant-24soic/dp/1656115 these are very good and controlled using only 4 serial connections, they can also be linked together, as i have used them before, the only problem is, is that ...
by bitfogav
Fri Apr 02, 2010 11:52 am
Forum: The 8x85 RGB LED POV Display
Topic: What leds do you use on your pov projects
Replies: 20
Views: 22854

This is probably useless info but if you cant get diffused LEDs then you can get a spray, If you have LEDs in a clear package you can diffuse them using Plasti-Kote Glass Frosting spray, obviously this maybe called something different in your area? but this works quite well but don't spray the LEDs ...
by bitfogav
Fri Apr 02, 2010 2:02 am
Forum: The 8x85 RGB LED POV Display
Topic: What leds do you use on your pov projects
Replies: 20
Views: 22854

Hi, I think 5mm RGB leds are better, you can get square PIRANHA RGB but they tend to display the light around the base of the led aswell. I think personally 5mm RGB diffused work well.. :) but im sure Brad will tell you what he used and his opinion.. :)
by bitfogav
Wed Mar 31, 2010 5:23 am
Forum: The 8x85 RGB LED POV Display
Topic: how do you ?
Replies: 5
Views: 9024

yeah sorry i should have made my last message more clear, but i know you had to programme the 16f628 with the program code, i just ment whether you had to program the eeprom on the 16f628.. :)!! but thanks Brad i understand how your system works better now.. :) looking forward to seeing your new ver...
by bitfogav
Wed Mar 31, 2010 5:02 am
Forum: The 8x85 RGB LED POV Display
Topic: how do you ?
Replies: 5
Views: 9024

Thanks Brad.. so wouldnt a Pickit2 work to programme the epprom?, also I take it you have to programme the 27c512 chip?? and not the 16F628? :)
by bitfogav
Wed Mar 31, 2010 4:28 am
Forum: The 8x85 RGB LED POV Display
Topic: how do you ?
Replies: 5
Views: 9024

how do you ?

Hi Brad,,

Great site by the way... Just wondering on this 8x85 POV system, how do you save your picture (image) to the eeprom after making it using the HxD?? Do you save it to the microchips eeprom or the 27C512 chip that you use in your project??
by bitfogav
Sun Mar 28, 2010 9:09 pm
Forum: Online Shopping
Topic: Cheap Electronics Websites
Replies: 24
Views: 12600

Heres a good cheap website for cheap electronics if your in the UK, but im sure they do international delivery and the shipping is quick!!!

http://uk.farnell.com/

:o