Automatic bidirectional visitor counter using 8051 microcontroller (AT89C51) by sasvin

[query]

 

i have query about ur circuit Automatic bidirectional visitor counter using 8051
microcontroller (AT89C51),
in this circuit which configuration of 7 segment is used common cathod or common
anode ???

and which component used as ir receiver and ir transmitter ( with code of component
plz ) is used ???

 

[lakshmi]

LTS542 IS COMMON ANODE 7 SEGMENT DISPLAY

TSOP1738 IR RECEIVER

IR LED AS IR TRANSMITTER………………I ‘m using these components this can be also done using another components

 

[mishra aditya]

anyone plese tell the sight where i got the full circuit diagram……………… nd about large image… for projectre

[pankaj]

sir I have problem with circuit to connect 7 segment display & with the program code 

 

can u plz send me “proteus circuit diagram”

n

“c program” without warnings…

Thanks in advance

[Author]

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