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STM32 ADC driver update

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4211 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2011-12-22 00:31:47 +00:00
parent 7997b8271d
commit 62c8ae0d17
1 changed files with 15 additions and 9 deletions
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24
examples/adc/adc_main.c
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@ -149,8 +149,6 @@ int MAIN_NAME(int argc, char *argv[])
* ADC samples.
*/
message(MAIN_STRING "Entering the main loop\n");
#if defined(CONFIG_NSH_BUILTIN_APPS)
for (; nsamples > 0; nsamples--)
#elif defined(CONFIG_EXAMPLES_ADC_NSAMPLES)
@ -186,21 +184,29 @@ int MAIN_NAME(int argc, char *argv[])
message(MAIN_STRING "Interrupted read...\n");
}
else if (nbytes != readsize)
else if (nbytes == 0)
{
message(MAIN_STRING "Unexpected read size=%d, expected=%d, Ignoring\n",
nbytes, readsize);
message(MAIN_STRING "No data read, Ignoring\n");
}
/* Print the sample data on successful return */
else
{
message("Sample :\n");
for (i = 0; i < CONFIG_EXAMPLES_ADC_GROUPSIZE; i++)
int nsamples = nbytes / sizeof(struct adc_msg_s);
if (nsamples * sizeof(struct adc_msg_s) != nbytes)
{
message("%d: channel: %d value: %d\n",
i, sample[i].am_channel, sample[i].am_data);
message(MAIN_STRING "read size=%d is not a multiple of sample size=%d, Ignoring\n",
nbytes, sizeof(struct adc_msg_s));
}
else
{
message("Sample: ");
for (i = 0; i < nsamples ; i++)
{
message("%d: channel: %d value: %d\n",
i, sample[i].am_channel, sample[i].am_data);
}
}
}
}