Continue to Site

Welcome to EDAboard.com

Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.

Register Log in

get color recognition on LPT

Status
Not open for further replies.
S

scorpionss22

Full Member level 2
Joined
Jan 8, 2004
Messages
146
Helped
4
Reputation
8
Reaction score
1
Trophy points
1,298
Activity points
1,284
HI all

i want to know how the color present at the output of parallel port
when i press print key from ( paint software)

because i want to build interface card on LPT to recognize the different data
i mean to know when the data is red and when its blue .....ext

thanks for your cooperation
 

You can do it by using an LED and LDR arrangement, but it won't be that much accurate. Use one ADC at the output of LDR to identify the colors. Source code and tutorials for interfacing ADC with parallel port is available on the book
MY EXPERIENCE IN PRALLEL PORT INTERFACING
you can get it from yahoo group-booksbybibin
https://groups.yahoo.com/group/booksbybibin/
 

Status
Not open for further replies.

Similar threads

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Back
Top