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adccmds: Continue to query analog inputs after a shutdown

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Continue to sample the ADC input pins even if the MCU goes into a
shutdown state.  This enables the printer to continue reporting
temperatures even on an mcu error.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2017-10-11 22:16:02 -04:00
parent 744c6d114e
commit d03cf2b83f
5 changed files with 20 additions and 10 deletions
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8
src/adccmds.c
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@ -43,7 +43,7 @@ analog_in_event(struct timer *timer)
return SF_RESCHEDULE;
}
if (a->value < a->min_value || a->value > a->max_value)
shutdown("ADC out of range");
try_shutdown("ADC out of range");
sched_wake_task(&analog_wake);
a->next_begin_time += a->rest_time;
a->timer.waketime = a->next_begin_time;
@ -115,6 +115,12 @@ analog_in_shutdown(void)
struct analog_in *a;
foreach_oid(i, a, command_config_analog_in) {
gpio_adc_cancel_sample(a->pin);
if (a->sample_count) {
a->state = a->sample_count + 1;
a->next_begin_time += a->rest_time;
a->timer.waketime = a->next_begin_time;
sched_add_timer(&a->timer);
}
}
}
DECL_SHUTDOWN(analog_in_shutdown);