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display: Add initial support for LCD screens attached to an MCU

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Add support for displaying basic status information on ST7920 and
HD44780 based LCDs that are attached directly to a micro-controller.

Signed-off-by: Marcio Teixeira <marcio@alephobjects.com>
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2018-02-20 20:50:06 -05:00
parent 43ac56766e
commit 08a5f8a5ff
10 changed files with 588 additions and 2 deletions
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3
klippy/gcode.py
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@ -78,6 +78,9 @@ class GCodeParser:
self.position_with_transform = transform.get_position
def stats(self, eventtime):
return False, "gcodein=%d" % (self.bytes_read,)
def get_status(self, eventtime):
busy = self.is_processing_data
return {'speed_factor': self.speed_factor * 60., 'busy': busy}
def printer_state(self, state):
if state == 'shutdown':
if not self.is_printer_ready: