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turn of ADC12 during reconfiguration

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nifi 2006-08-30 07:45:56 +00:00
parent 9438981e4d
commit ce5b45da48
1 changed files with 11 additions and 9 deletions
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20
platform/esb/dev/irq.c
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@ -28,7 +28,7 @@
* *
* This file is part of the Contiki operating system. * This file is part of the Contiki operating system.
* *
* @(#)$Id: irq.c,v 1.1 2006/06/18 07:49:33 adamdunkels Exp $ * @(#)$Id: irq.c,v 1.2 2006/08/30 07:45:56 nifi Exp $
*/ */
#include "contiki-esb.h" #include "contiki-esb.h"
#include <signal.h> #include <signal.h>
@ -118,10 +118,10 @@ irq_adc12_activate(const struct sensors_sensor *sensor,
{ {
/* stop converting */ /* stop converting */
ADC12CTL0 &= ~ENC; ADC12CTL0 &= ~ENC;
ADC12IE = 0;
/* wait for conversion to stop */ /* wait for conversion to stop */
while(ADC12CTL0 & ADC12BUSY); while(ADC12CTL0 & ADC12BUSY);
ADC12CTL0 &= ~(ADC12ON | REFON);
ADC12IE = 0;
/* clear any pending interrupts */ /* clear any pending interrupts */
ADC12IFG = 0; ADC12IFG = 0;
@ -147,10 +147,10 @@ irq_adc12_deactivate(const struct sensors_sensor *sensor, unsigned char adcno)
{ {
/* stop converting */ /* stop converting */
ADC12CTL0 &= ~ENC; ADC12CTL0 &= ~ENC;
ADC12IE = 0;
/* wait for conversion to stop */ /* wait for conversion to stop */
while(ADC12CTL0 & ADC12BUSY); while(ADC12CTL0 & ADC12BUSY);
ADC12CTL0 &= ~(ADC12ON | REFON);
ADC12IE = 0;
/* clear any pending interrupts */ /* clear any pending interrupts */
ADC12IFG = 0; ADC12IFG = 0;
@ -163,11 +163,13 @@ irq_adc12_deactivate(const struct sensors_sensor *sensor, unsigned char adcno)
sensors_remove_irq(sensor, IRQ_ADC); sensors_remove_irq(sensor, IRQ_ADC);
if(!adcflags) { if(adcflags) {
/* Turn off the ADC12 */ /* Turn on the ADC12 */
ADC12CTL0 &= ~(ADC12ON | REFON); ADC12CTL0 |= (ADC12ON | REFON);
/* Delay */
clock_delay(20000);
} else {
/* Still active. Turn on the conversion. */ /* Still active. Turn on the conversion. */
ADC12CTL0 |= ENC | ADC12SC; ADC12CTL0 |= ENC | ADC12SC;
} }