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klippy: Warn the user on common errors due to old firmware

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Check for msgproto.error and warn the user about version firmware
version mismatch.  Raise msgproto.error when extracting firmware
constants.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2017-01-09 23:50:13 -05:00
parent eebaeeff96
commit 93d3a6e1d1
3 changed files with 31 additions and 5 deletions
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10
klippy/mcu.py
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@ -283,7 +283,7 @@ class MCU_adc:
minval = 0
if maxval is None:
maxval = 0xffff
mcu_adc_max = float(self._mcu.serial.msgparser.config["ADC_MAX"])
mcu_adc_max = self._mcu.serial.msgparser.get_constant_float("ADC_MAX")
max_adc = sample_count * mcu_adc_max
self._min_sample = int(minval * max_adc)
self._max_sample = min(0xffff, int(math.ceil(maxval * max_adc)))
@ -357,9 +357,9 @@ class MCU:
self.serial.connect()
self._printer.reactor.update_timer(
self._timeout_timer, time.time() + self.COMM_TIMEOUT)
self._mcu_freq = float(self.serial.msgparser.config['CLOCK_FREQ'])
self._stats_sumsq_base = float(
self.serial.msgparser.config['STATS_SUMSQ_BASE'])
self._mcu_freq = self.serial.msgparser.get_constant_float('CLOCK_FREQ')
self._stats_sumsq_base = self.serial.msgparser.get_constant_float(
'STATS_SUMSQ_BASE')
self._emergency_stop_cmd = self.lookup_command("emergency_stop")
self._clear_shutdown_cmd = self.lookup_command("clear_shutdown")
self.register_msg(self.handle_shutdown, 'shutdown')
@ -424,7 +424,7 @@ class MCU:
self._num_oids,))
# Resolve pin names
mcu = self.serial.msgparser.config['MCU']
mcu = self.serial.msgparser.get_constant('MCU')
pin_map = self._config.get('pin_map', None)
if pin_map is None:
pnames = pins.mcu_to_pins(mcu)