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mcu: Allow both shutdown and startup values to be set for output pins

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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2017-12-18 13:07:41 -05:00
parent e6e0a21b06
commit 68d03e4a3e
3 changed files with 27 additions and 20 deletions
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14
klippy/chipmisc.py
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@ -137,7 +137,7 @@ class pca9685_pwm:
self._max_duration = 2.
self._oid = None
self._invert = pin_params['invert']
self._shutdown_value = float(self._invert)
self._start_value = self._shutdown_value = float(self._invert)
self._last_clock = 0
self._pwm_max = 0.
self._cmd_queue = self._mcu.alloc_command_queue()
@ -156,10 +156,12 @@ class pca9685_pwm:
if self._invert:
value = 1. - value
self._static_value = max(0., min(1., value))
def setup_shutdown_value(self, value):
def setup_start_value(self, start_value, shutdown_value):
if self._invert:
value = 1. - value
self._shutdown_value = max(0., min(1., value))
start_value = 1. - start_value
shutdown_value = 1. - shutdown_value
self._start_value = max(0., min(1., start_value))
self._shutdown_value = max(0., min(1., shutdown_value))
if self._shutdown_value:
self._replicape.note_enable_on_shutdown()
def build_config(self):
@ -178,7 +180,7 @@ class pca9685_pwm:
"config_pca9685 oid=%d bus=%d addr=%d channel=%d cycle_ticks=%d"
" value=%d default_value=%d max_duration=%d" % (
self._oid, self._bus, self._address, self._channel, cycle_ticks,
self._invert * self._pwm_max,
self._start_value * self._pwm_max,
self._shutdown_value * self._pwm_max,
self._mcu.seconds_to_clock(self._max_duration)))
self._set_cmd = self._mcu.lookup_command(
@ -269,7 +271,7 @@ class Replicape:
REPLICAPE_SHIFT_REGISTER_BUS, REPLICAPE_SHIFT_REGISTER_DEVICE,
"".join(["%02x" % (x,) for x in shift_registers])))
def note_enable_on_shutdown(self):
self.mcu_enable.setup_shutdown_value(1)
self.mcu_enable.setup_start_value(0, 1)
def note_enable(self, print_time, channel, is_enable):
if is_enable:
is_off = not self.enabled_channels