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8051 temperature control
Moderators: Ajay Bhargav, Arun Kumar V, pdi33, Shailesh NAYAK, ۞ TPS ۞, shyam, sashijoseph, ExperimenterUK, DavesGarage
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vkumar25
Thu Sep 13 2007, 12:42PM
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I have done this temperature control codin n i am hopin it will work as i'm only goin test it in the morning. Meanwhile i would like to know, how do i add a code which makes the 7 segment shows error "E R" when temperature rises more then preset or let say 50 celcius
need some guidance
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Ajay Bhargav
Thu Sep 13 2007, 02:26PM
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ER can be displayed E and R separately on 7-segment, i can just give you how to display them..

for E:
|¯
|¯
¯
for r:
_
|

so combined they will look something like this on 7-segment
CODE:

|¯   _
|¯  |
 ¯

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ibis
Tue Jun 09 2009, 11:42AM
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when the code for temperature controlled fan from Binu project is executed there are many errors how to tackle them?? plz help?
:-)
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ibis
Tue Jun 09 2009, 12:18PM
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C:\KEIL\C51\ASM\REG52.INC(9): error A10: ATTEMPT TO DEFINE AN ALREADY DEFINED SYMBOL

why this error comes???
:-)
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Ajay Bhargav
Wed Jun 10 2009, 05:46AM
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well error explains itself. there are two symbols/labels with same name.

try not to include the reg52 file and try again.
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