From 7702f0a027686ccba4d45417c79c353c00e8c712 Mon Sep 17 00:00:00 2001 From: Kevin O'Connor Date: Wed, 12 Jun 2019 23:28:22 -0400 Subject: tmc: Add support for virtual enable pins Add support for enabling the stepper via the communication channel. This improves support for boards with a shared enable line. Signed-off-by: Kevin O'Connor --- klippy/extras/tmc2660.py | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'klippy/extras/tmc2660.py') diff --git a/klippy/extras/tmc2660.py b/klippy/extras/tmc2660.py index 87e63ec0..e1dd7531 100644 --- a/klippy/extras/tmc2660.py +++ b/klippy/extras/tmc2660.py @@ -23,7 +23,7 @@ Fields["DRVCTRL"] = { } Fields["CHOPCONF"] = { - "TOFF": 0x0f, + "toff": 0x0f, "HSTRT": 0x7 << 4, "HEND": 0x0f << 7, "HDEC": 0x03 << 11, @@ -101,7 +101,7 @@ FieldFormatters = { "DEDGE": (lambda v: "1(Both Edges Active)" if v else "0(Only Rising Edge active)"), "INTPOL": (lambda v: "1(On)" if v else "0(Off)"), - "TOFF": (lambda v: ("%d" % v) if v else "0(Driver Disabled!)"), + "toff": (lambda v: ("%d" % v) if v else "0(Driver Disabled!)"), "CHM": (lambda v: "1(constant toff)" if v else "0(spreadCycle)"), "SFILT": (lambda v: "1(Filtered mode)" if v else "0(Standard mode)"), "VSENSE": (lambda v: "%d(%dmV)" % (v, 165 if v else 305)), @@ -242,6 +242,8 @@ class TMC2660: self.fields = tmc.FieldHelper(Fields, SignedFields, FieldFormatters) self.fields.set_field("SDOFF", 0) # Access DRVCTRL in step/dir mode self.mcu_tmc = MCU_TMC2660_SPI(config, Registers, self.fields) + # Allow virtual pins to be created + tmc.TMCVirtualPinHelper(config, self.mcu_tmc) # Register commands cmdhelper = tmc.TMCCommandHelper(config, self.mcu_tmc) cmdhelper.setup_register_dump(ReadRegisters) @@ -259,7 +261,7 @@ class TMC2660: set_config_field(config, "CHM", 0) set_config_field(config, "HEND", 3) set_config_field(config, "HSTRT", 3) - set_config_field(config, "TOFF", 4) + set_config_field(config, "toff", 4) if not self.fields.get_field("CHM"): if (self.fields.get_field("HSTRT") + self.fields.get_field("HEND")) > 15: -- cgit v1.2.3-70-g09d2