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Discussion Groups

Discussion Groups | Piclist | PIC18F452(vending machine)

A discussion group for the PICMicro microcontroller. Also called the Microchip PIC, this list is dedicated to the use and abuse of this fine, simple, microcontroller. Close to topic posts are welcome, ie. general electronics.

PIC18F452(vending machine) - prikul2000 - Apr 23 17:16:00 2003


Hi everybody ,,,

I am a gradate student and i amdoing my course project
using pic18f452 a Vending Machine .And i am sure you all will help me
to get a fair idea about it.below i ahve given you the requirements
1 Shall read quater and bill acceptor that generates 4x pulses of
quater signal for every dollar.
2 Display credit on 1x20 LCD
3 Make some sound
4 Read analog temperature sense
5.Digital presuure input
6. Call daily report inventory
7 . Falsh a 12 vdc bulb at 10 sec rate
8 Read 4 x 4 keypad

With these requirements can you give me the hardware and
software description of the program . It will be very kind of you .
waiting for your earlist response ....

PRIKUL




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Re: PIC18F452(vending machine) - Author Unknown - Apr 24 23:41:00 2003

In a message dated 4/23/03 11:09:01 PM Eastern Daylight Time,
writes:

<< >>

No offense but you need to try to figure this out yourself before you ask for
help. Otherwise you'll never learn to be independent.





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Re: PIC18F452(vending machine) - rtstofer - Apr 30 11:55:00 2003


Look at AN731 at www.microchip.com. It discusses a vending machine
and internet connectivity including PPP protocol.

--- In , "prikul2000" <prikul2000@y...> wrote:
> Hi everybody ,,,
>
> I am a gradate student and i amdoing my course project
> using pic18f452 a Vending Machine .And i am sure you all will help
me
> to get a fair idea about it.below i ahve given you the requirements
> 1 Shall read quater and bill acceptor that generates 4x pulses of
> quater signal for every dollar.
> 2 Display credit on 1x20 LCD
> 3 Make some sound
> 4 Read analog temperature sense
> 5.Digital presuure input
> 6. Call daily report inventory
> 7 . Falsh a 12 vdc bulb at 10 sec rate
> 8 Read 4 x 4 keypad
>
> With these requirements can you give me the hardware and
> software description of the program . It will be very kind of you .
> waiting for your earlist response ....
>
> PRIKUL



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