1 files changed, 9 insertions, 9 deletions
diff --git a/demos/ARMCM3-STM32F100-DISCOVERY-GCC/main.c b/demos/ARMCM3-STM32F100-DISCOVERY-GCC/main.c
index b1bc37c29..445872f00 100644
--- a/demos/ARMCM3-STM32F100-DISCOVERY-GCC/main.c
+++ b/demos/ARMCM3-STM32F100-DISCOVERY-GCC/main.c
@@ -188,16 +188,8 @@ int main(int argc, char **argv) {
   spiStart(&SPID1, &spicfg);
 
   /*
-   * Initializes the ADC driver 1.
-   * The pin PC0 on the port GPIOC is programmed as analog input.
-   */
-  adcStart(&ADCD1, &adccfg);
-  palSetGroupMode(GPIOC, PAL_PORT_BIT(0), PAL_MODE_INPUT_ANALOG);
-
-  /*
    * Initializes the PWM driver 1, re-routes the TIM3 outputs, programs the
-   * pins as alternate functions and finally enables channels with zero
-   * initial duty cycle.
+   * pins as alternate functions.
    * Note, the AFIO access routes the TIM3 output pins on the PC6...PC9
    * where the LEDs are connected.
    */
@@ -207,6 +199,14 @@ int main(int argc, char **argv) {
                   PAL_MODE_STM32_ALTERNATE_PUSHPULL);
 
   /*
+   * Initializes the ADC driver 1 and performs a conversion.
+   * The pin PC0 on the port GPIOC is programmed as analog input.
+   */
+  adcStart(&ADCD1, &adccfg);
+  palSetGroupMode(GPIOC, PAL_PORT_BIT(0), PAL_MODE_INPUT_ANALOG);
+  adcConvert(&ADCD1, &adcgrpcfg, samples, ADC_GRP1_BUF_DEPTH);
+
+  /*
    * Creates the example thread.
    */
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);