Lpc2000

Boris Kr\ufffdlik wrote:

>Hi Marko.
>I check pinout one more time, pinout is good (I think:
>Vdd=3V, Vlcd=5V(with capacitors), CS0=pullup to H,
>PS1=pullup to H, CD to uProc,  PS0 to
>GND;D1,3,4,5,6,7,RD/WR=GND; Vlcd -> Cap 1uF, and other
>pins (VB0+,-; VB1+,-) about LCD with capacitors 1uF)).
>I change Vlcd, first was 3V (same as Vdd) and I
>changed to 5V. Power consumation increase from cca.
>30mA to 110mA. I think, this is good, manual says
>2x60mA. Timing I check on scope, minimal timming at UC
>is in nano seconds, I work with micro sec.
>  
>

Not sure what you meant by "minimal timing is UC is in nano seconds, I 
work with micro seconds".  You cannot run an LCD at a frequency 
significantly higher or lower than what is called for in the data 
sheet.  The timing is fairly strict.

Regards,

TomW

-- 
Tom Walsh - WN3L - Embedded Systems Consultant
http://openhardware.net, http://cyberiansoftware.com
"Windows? No thanks, I have work to do..."
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