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.

Can anybody explain me of this ckt?

Status
Not open for further replies.

sajeev

Advanced Member level 4
Full Member level 1
Joined
Apr 29, 2005
Messages
112
Helped
4
Reputation
8
Reaction score
1
Trophy points
1,298
Location
Kerala-India
Activity points
2,197
Hi
I have a ckt like this.I think its a voltage regulator.I am using pic16f628a in the board.The pics vdd pin(14) is connected to the ckt vdd.This ckt is powered from 9v battery.I getting exactly 5v at pin 14.PICs 17th and 18th pin are connected to this ckt.I am getting 5v at 14th pin only if I make the pin 17 as o/p and make 17th pin high.If its low voltage at 14th pin is 0v.But whats the purpose of 18th pin.In what way I can controll this ckt by using pic.

Expecting your suggestions and answers....
Regards..
 

Status
Not open for further replies.

Similar threads

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Back
Top