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Measure light-Photodiode

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derser

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Hello Friends.
I have to measure light from photodiode and then
using PIC16F877-to adjust backlight of HD44870.
Using module CCP2,TMR2,PWM.Can one give me
good interface schematic between PIC and photo-
diode?I made any schematic but -does not work
properly.
;**********
derser
derser@mail.bg
Bestregards to ALL
;*******************************************
 

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