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authorKevin O'Connor <kevin@koconnor.net>2019-06-12 23:28:22 -0400
committerKevinOConnor <kevin@koconnor.net>2019-06-28 16:59:26 -0400
commit7702f0a027686ccba4d45417c79c353c00e8c712 (patch)
treeb48a98efea6a4fd1b4f135b60028ade58cb14e27 /klippy/extras/tmc2660.py
parent041831f93a50426efc103a13917a7cdbef99a56e (diff)
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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 <kevin@koconnor.net>
Diffstat (limited to 'klippy/extras/tmc2660.py')
-rw-r--r--klippy/extras/tmc2660.py8
1 files changed, 5 insertions, 3 deletions
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: