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ChibiOS
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3401 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
gdisirio 2011-09-25 05:55:37 +00:00
parent a6310af197
commit 4c37f7b088
1 changed files with 21 additions and 15 deletions
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36
testhal/STM32L1xx/ADC/main.c
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@ -21,10 +21,14 @@
#include "ch.h"
#include "hal.h"
#define ADC_GRP1_NUM_CHANNELS 8
#define ADC_GRP1_BUF_DEPTH 16
#define ADC_GRP1_NUM_CHANNELS 1
#define ADC_GRP1_BUF_DEPTH 8
static adcsample_t samples[ADC_GRP1_NUM_CHANNELS * ADC_GRP1_BUF_DEPTH];
#define ADC_GRP2_NUM_CHANNELS 8
#define ADC_GRP2_BUF_DEPTH 16
static adcsample_t samples1[ADC_GRP1_NUM_CHANNELS * ADC_GRP1_BUF_DEPTH];
static adcsample_t samples2[ADC_GRP2_NUM_CHANNELS * ADC_GRP2_BUF_DEPTH];
/*
* ADC streaming callback.
@ -33,7 +37,7 @@ size_t nx = 0, ny = 0;
static void adccallback(ADCDriver *adcp, adcsample_t *buffer, size_t n) {
(void)adcp;
if (samples == buffer) {
if (samples2 == buffer) {
nx += n;
}
else {
@ -58,13 +62,12 @@ static const ADCConversionGroup adcgrpcfg1 = {
NULL,
adcerrorcallback,
0, 0, /* CR1, CR2 */
0, 0, 0, /* SMPR1...SMPR3 */
0, /* SMPR1 */
ADC_SMPR2_SMP_AN10(ADC_SAMPLE_9),
0, /* SMPR3 */
ADC_SQR1_NUM_CH(ADC_GRP1_NUM_CHANNELS),
0, 0, /* SQR2, SQR3 */
ADC_SQR4_SQ8_N(ADC_CHANNEL_SENSOR) | ADC_SQR4_SQ7_N(ADC_CHANNEL_VREFINT),
ADC_SQR5_SQ6_N(ADC_CHANNEL_IN11) | ADC_SQR5_SQ5_N(ADC_CHANNEL_IN10) |
ADC_SQR5_SQ4_N(ADC_CHANNEL_IN11) | ADC_SQR5_SQ3_N(ADC_CHANNEL_IN10) |
ADC_SQR5_SQ2_N(ADC_CHANNEL_IN11) | ADC_SQR5_SQ1_N(ADC_CHANNEL_IN10)
0, 0, 0, /* SQR2, SQR3, SQR4 */
ADC_SQR5_SQ1_N(ADC_CHANNEL_IN10)
};
/*
@ -74,12 +77,15 @@ static const ADCConversionGroup adcgrpcfg1 = {
*/
static const ADCConversionGroup adcgrpcfg2 = {
TRUE,
ADC_GRP1_NUM_CHANNELS,
ADC_GRP2_NUM_CHANNELS,
adccallback,
adcerrorcallback,
0, 0, /* CR1, CR2 */
0, 0, 0, /* SMPR1...SMPR3 */
ADC_SQR1_NUM_CH(ADC_GRP1_NUM_CHANNELS),
0, /* SMPR1 */
ADC_SMPR2_SMP_AN10(ADC_SAMPLE_48) | ADC_SMPR2_SMP_SENSOR(ADC_SAMPLE_192) |
ADC_SMPR2_SMP_VREF(ADC_SAMPLE_192),
0, /* SMPR3 */
ADC_SQR1_NUM_CH(ADC_GRP2_NUM_CHANNELS),
0, 0, /* SQR2, SQR3 */
ADC_SQR4_SQ8_N(ADC_CHANNEL_SENSOR) | ADC_SQR4_SQ7_N(ADC_CHANNEL_VREFINT),
ADC_SQR5_SQ6_N(ADC_CHANNEL_IN11) | ADC_SQR5_SQ5_N(ADC_CHANNEL_IN10) |
@ -138,13 +144,13 @@ int main(void) {
/*
* Linear conversion.
*/
adcConvert(&ADCD1, &adcgrpcfg1, samples, ADC_GRP1_BUF_DEPTH);
adcConvert(&ADCD1, &adcgrpcfg1, samples1, ADC_GRP1_BUF_DEPTH);
chThdSleepMilliseconds(1000);
/*
* Starts an ADC continuous conversion.
*/
adcStartConversion(&ADCD1, &adcgrpcfg2, samples, ADC_GRP1_BUF_DEPTH);
adcStartConversion(&ADCD1, &adcgrpcfg2, samples2, ADC_GRP2_BUF_DEPTH);
/*
* Normal main() thread activity, in this demo it does nothing.