I am using this circuit for USB cpnnection http://vusb.wikidot.com/local--files/hardware/voltage-reduction-with-diodes.gif given at http://vusb.wikidot.com/hardware.
The original circuit of USB presenter is http://tuxgraphics.org/electronics/200810/avr-usb-slideshow-presenter.shtml#0lfindex0 at tux graphics.
Component value's being used are :
C1-220 nF
D1,d2-4148
In software: Optimization setting is set to -S
Rest is as mentioned in the PDF.
From PC 5.12 Volts is getting converted to 3.67 Volts after diodes.I don't know where the problem is.
A USB Device not recognized message comes after pluuging the PCB to PC.
Can anyone help.
Thanks in advance.
DivYanshStatistics: Posted by Guest — Thu Nov 26, 2009 12:11 pm
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