error in j typer thermocouple

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chmoc_1567941
Level 4
Level 4

i cant got correct output of temperature . can anyone say me what i did wrong in this project.??

   

i attached circuit and project.

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HeLi_263931
Level 8
Level 8
100 solutions authored 50 solutions authored 25 solutions authored

How do you do cold junction compensation? Where do you measure the local temperature?

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chmoc_1567941
Level 4
Level 4

i will attach it later ... still it is remaining but without it...i have to got some temperature..which cant got it..

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HeLi_263931
Level 8
Level 8
100 solutions authored 50 solutions authored 25 solutions authored

What do you mean you got no temperature? Do you get the wrong temp, or just none? In the latter case probably something in your code is wrong...

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chmoc_1567941
Level 4
Level 4

When i start the program i got the 2054 ADC reading on lcd... and if i attach themocouple then also got same reading.

   

Temperature reading is remainng zero.

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chmoc_1567941
Level 4
Level 4

is that circuit is perfect which i attached??

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