Regarding circuit of up/down counter 89c51

[Nalini]

Hello,

I am getting error in keil simulation of given code as:

 

*** WARNING L16: UNCALLED SEGMENT, IGNORED FOR OVERLAY PROCESS

    SEGMENT: ?PR?DELAY?CODEUPDOWN

Program Size: data=42.0 xdata=0 code=661

“updowncounter” – 0 Error(s), 1 Warning(s).

and in proteus simulation only two displays are on (those which are connected to 1rst and 2nd BJT  BC547)

Please help as soon as posiible…

[GANEEV SINGH]

Hi

According to my knowledge this ia just a warning not an error, so the program should run.

Now as fa as the displays are concerned it could be an error in circuit connections or code. I can help you better If you can share the code and circuit digram of this project.

[Author]

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