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| Search found 9 matches |
| Author | Message |
|---|---|
 Topic: Has anyone got experience connecting GPRS modules to pics |
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| srikanth bodduna Replies: 6 Views: 7286 |
 Forum: General CCS C Discussion Posted: Fri Jan 23, 2009 12:43 am Subject: transmitting data through gprs modem |
| How to send data from a gprs modem (RTU enabeld with pic microcontroller) to a gprs modem (PC/server).can anybody help me please | |
| Topic: measure frequency of a device |
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| srikanth bodduna Replies: 11 Views: 10546 |
Forum: General CCS C Discussion Posted: Wed Jan 21, 2009 10:58 pm Subject: frequecy in float (decimal) |
| Dear all i am able to read the frequecy of a device perfectly using the ccp method but not able to read the same in float format ie 49.6,49.2,48.5,50.2....etc which is the exact reading of a device. I ... | |
| Topic: EX_FREQC question.... |
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| srikanth bodduna Replies: 4 Views: 6027 |
Forum: General CCS C Discussion Posted: Sat Jan 10, 2009 1:49 am Subject: EX_FREQC.C with pic16f873a |
| did anybody tried the EX_FREQC.C with pic16f873a if so please help me...what changes sholud be made to get the result. | |
| Topic: measure frequency of a device |
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| srikanth bodduna Replies: 11 Views: 10546 |
Forum: General CCS C Discussion Posted: Sat Jan 10, 2009 12:27 am Subject: freq with pic16f873a using zer crossing |
| i got the result with 4v signal using CCP .but i need to do the frequency mesurement with zero crossing using pic16f873a for this purpose i used the CCS example file EX_FREQC.C but i am not getting th ... | |
| Topic: measure frequency of a device |
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| srikanth bodduna Replies: 11 Views: 10546 |
Forum: General CCS C Discussion Posted: Fri Jan 09, 2009 4:28 am Subject: frequency with 16f873a... |
| I have done this with pic16f877a and got the result (50Hz) correctly.
To reduce my project cost I have to do with PIC16f873a but I am getting 0Hz instead of 50Hz. Please can anybody help me. Thi ... |
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| Topic: measure frequency of a device |
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| srikanth bodduna Replies: 11 Views: 10546 |
Forum: General CCS C Discussion Posted: Mon Jan 05, 2009 11:43 pm Subject: measure frequency of a device |
| i removed tris functions and fed 2.3v signal to RC2.i am getting
15hz,37hz,68hz,27hz..when ever i restart the device.but with the frequency meter it shows 49Hz.wats wrong. #include <16f877a.h& ... |
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| Topic: measure frequency of a device |
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| srikanth bodduna Replies: 11 Views: 10546 |
Forum: General CCS C Discussion Posted: Mon Jan 05, 2009 10:16 pm Subject: measure frequency of a device |
| Thx pcm programmer....
What should be the input signal for RC2 pin ..i am using ADC signal as we do for reading a voltage i.e variable DC voltage.is it ok or there is any hardware changes. |
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| Topic: measure frequency of a device |
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| srikanth bodduna Replies: 11 Views: 10546 |
Forum: General CCS C Discussion Posted: Mon Jan 05, 2009 10:06 pm Subject: measure frequency of a device |
| i am using 20MHz with pic16f877a is there any code change for the below program bcoz i am unable to get the result. my device frequency will be betwen 47Hz to 50Hz.what should be the hardware connecti ... | |
| Topic: measure frequency of a device |
|
| srikanth bodduna Replies: 11 Views: 10546 |
Forum: General CCS C Discussion Posted: Mon Jan 05, 2009 8:16 am Subject: measure frequency of a device |
| I need to measure the frequency of a device using PIC16f877a. Can anybody please help me with the hardware connections and the software also.
Thanks in advance |
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