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

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

1 files changed, 8 insertions, 6 deletions

diff --git a/klippy/chipmisc.py b/klippy/chipmisc.py
index 2bdf3b58..0c41f9d4 100644
--- a/klippy/chipmisc.py
+++ b/klippy/chipmisc.py
@@ -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