Hi TJF,
Finally I tried your code, with reduced sample rate ( i preferred not to
recompile) I got file output.0 & ouput.1 but they are binaries!! I am not
able to read them with any format or in any text-editor. Can you suggest
how to read them?
Once again thanks a lot for tips!! I
On Friday, October 2, 2015 at 10:55:41 PM UTC+5:30, TJF wrote:
>
> Hi Rathin!
>
> Am Freitag, 2. Oktober 2015 18:01:54 UTC+2 schrieb Rathin Dholakia:
>>
>> Hi TJF,
>>
>> I had a small gap so I tried your new code, and Its giving me "config
>> fault: sample rate too big".
>>
>> I tried changing tSamp, to 2000 but still it doesn't work So what changes
>> should I make?
>>
>
> tSamp is the number of samples in the file. The final file size will be
> tSamp * NoStep * 2.
>
> Your error message is about the sampling rate, it reaches a certain limit.
>
> There's a miss-configuration in version-0.2 in file pruio_adc.bas. The
> limits for the sampling rate get computed to rigid. You can either use much
> slower sampling rates, as a workaround for now to get started) like
>
> const uint32 tmr = 50000; //!< The sampling rate in ns (50000 ->
> 20 kHz).
>
> or fix the code and recompile. Therefor install the FreeBASIC compiler and
> adapt file pruio_adc.bas in function AdcUdt.configure() around line 133 it
> should be
>
> IF Samp < 2 THEN ' IO mode
> Samples = 1
> TimerVal = 0
> ELSE
> IF r < 1 THEN .Errr = @"no step active" : RETURN .Errr
> Samples = Samp * ChAz
> IF (Samples SHL 1) > .ESize THEN _
> .Errr = @"out of memory" : RETURN .Errr
> d = (d * (Conf->ADC_CLKDIV + 1) * 1000) \ 24
> IF Tmr <= d ORELSE Tmr < 5000 THEN _
> .Errr = @"sample rate too big" : RETURN .Errr
> Value = .ERam
> TimerVal = Tmr
> END IF
>
> Then compile and install the new version.
>
>
> and one another query how to extend the same code of 8 ADCs? just to
>> change NoStep??
>>
>
> As mentioned in the code:
>
> const uint32 NoStep = 3; //!< The number of active steps (must
> match setStep calls and mask).
>
> You have also to adapt the mask variable and the calls to
> pruio_adc_setSteps()
>
> const uint32 NoStep = 8; //!< The number of active steps (must
> match setStep calls and mask).
>
> ...
>
> if (pruio_adc_setStep(io, 9, 0, 0, 0, 0)){ // step 9, AIN-0
> printf("step 9 configuration failed: (%s)\n", io->Errr); break;}
> if (pruio_adc_setStep(io,10, 1, 0, 0, 0)){ // step 10, AIN-1
> printf("step 10 configuration failed: (%s)\n", io->Errr); break;}
> if (pruio_adc_setStep(io,11, 2, 0, 0, 0)){ // step 11, AIN-2
> printf("step 11 configuration failed: (%s)\n", io->Errr); break;}
> if (pruio_adc_setStep(io,12, 3, 0, 0, 0)){ // step 12, AIN-3
> printf("step 12 configuration failed: (%s)\n", io->Errr); break;}
> if (pruio_adc_setStep(io,13, 4, 0, 0, 0)){ // step 13, AIN-4
> printf("step 13 configuration failed: (%s)\n", io->Errr); break;}
> if (pruio_adc_setStep(io,14, 5, 0, 0, 0)){ // step 14, AIN-5
> printf("step 14 configuration failed: (%s)\n", io->Errr); break;}
> if (pruio_adc_setStep(io,15, 6, 0, 0, 0)){ // step 15, AIN-6
> printf("step 15 configuration failed: (%s)\n", io->Errr); break;}
> if (pruio_adc_setStep(io,16, 7, 0, 0, 0)){ // step 16, AIN-7
> printf("step 16 configuration failed: (%s)\n", io->Errr); break;}
>
> uint32 mask = 255 << 9; //!< The active steps (9 to 16).
> ...
>
> BR
>
>
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