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Implement idle event support in the TMC2660 extra

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Signed-off-by: Florian Heilmann <Florian.Heilmann@gmx.net>
This commit is contained in:
Florian Heilmann 2018-10-24 16:17:49 +00:00 • committed by Kevin O'Connor
parent d25e02144c
commit 4372d1812c
2 changed files with 39 additions and 65 deletions
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29
config/example-extras.cfg
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@ -741,8 +741,8 @@
#[tmc2660 stepper_x]
#cs_pin:
# The pin corresponding to the TMC2660 chip select line. This pin
# will be set to low at the start of SPI messages and raised to high
# after the message completes. This parameter must be provided.
# will be set to low at the start of SPI messages and set to high
# after the message transfer completes. This parameter must be provided.
#bus:
# Select the SPI bus the TMC2660 stepper driver is connected to. This
# depends on the physical connections on your board, as well as the
@ -760,20 +760,17 @@
# step at a rate of 256 micro-steps). This only works if microsteps
# is set to 16. The default is True.
#run_current:
# The amount of current (in amps) to configure the driver to use
# during stepper movement. This parameter must be provided.
#idle_timeout: 0
# The amount of time in seconds after which the run_current of the
# stepper driver will be lowered to this percentage of run_current.
# Set to 0 to disable the idle timeout. The default is 0.
#idle_current_percent: 30
# The amount of current (in ampere) used by the driver during stepper
# movement. This parameter must be provided.
#idle_current_percent: 100
# The percentage of the run_current the stepper driver will be
# lowered to after the idle_timeout has expired. The current will
# lowered to when the idle timeout expires (you need to set up the
# timeout using a [idle_timeout] config section). The current will
# be raised again once the stepper has to move again. Make sure to
# set this to a high enough value such that the steppers do not lose
# their position. There is also a delay of up to 100 ms until the
# current is raised again, so take this into account commanding fast
# moves when the stepper is idling. The default is 30.
# their position. There is also small delay until the current is
# raised again, so take this into account when commanding fast moves
# while the stepper is idling. The default is 100 (no reduction).
#driver_DEDGE: False
#driver_TBL: 36
# Valid values are 16, 24, 36, 54.
@ -804,10 +801,10 @@
#driver_VSENSE: high
# Valid values are 'high' and 'low'
#
# Set the given register during the configuration of the TMC2660
# chip. This may be used to set custom motor parameters. The
# Set the given parameter during the configuration of the TMC2660
# chip. This may be used to set custom driver parameters. The
# defaults for each parameter are next to the parameter name in the
# above list. See the TMC2660 datasheet about what each parameter
# list above. See the TMC2660 datasheet about what each parameter
# does and what the restrictions on parameter combinations are.