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Test tmc autotune #240

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Test tmc autotune #240

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00c866a
Test tmc autotune
suchmememanyskill Jul 8, 2026
3eae089
Provide custom database file
suchmememanyskill Jul 14, 2026
d2ac81e
added tmc autotune config (#247)
Bad-Hackerman Jul 14, 2026
99be929
oops
suchmememanyskill Jul 14, 2026
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1 change: 1 addition & 0 deletions meta-opencentauri/images/opencentauri-image-base.bb
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@ CORE_IMAGE_EXTRA_INSTALL += "\
v4l-utils \
iproute2 \
chrony \
tmc-autotune \
"

INITRAMFS_IMAGE = "core-image-tiny-initramfs"
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12 changes: 11 additions & 1 deletion meta-opencentauri/recipes-apps/klipper/files/machine.cfg
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Expand Up @@ -74,6 +74,9 @@ sense_resistor: 0.1
driver_sgthrs: 130
diag_pin: !PG4

[autotune_tmc stepper_x]
motor: kelimotor-bj42d41-14v19
sg4_thrs: 130

[stepper_y]
step_pin: PE14
Expand Down Expand Up @@ -101,6 +104,9 @@ sense_resistor: 0.1
driver_sgthrs: 130
diag_pin: !PF6

[autotune_tmc stepper_y]
motor: kelimotor-bj42d41-14v19
sg4_thrs: 130

[stepper_z]
step_pin: PG3
Expand All @@ -118,7 +124,6 @@ homing_retract_dist: 10
homing_retract_speed: 6
second_homing_speed: 2


[tmc2209 stepper_z]
tx_pin: PE9
uart_pin: PE6
Expand All @@ -129,6 +134,8 @@ sense_resistor: 0.1
driver_sgthrs: 130
stealthchop_threshold: 99999

[autotune_tmc stepper_z]
motor: kelimotor-bj42d22-25v04

[extruder]
step_pin: hotend:PC13
Expand Down Expand Up @@ -163,6 +170,9 @@ run_current: 0.7
uart_address: 3
sense_resistor: 0.1

[autotune_tmc extruder]
motor: kelimotor-bjy36d13-04v28

[verify_heater extruder]

[thermistor hotend_thermistor]
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23 changes: 23 additions & 0 deletions meta-opencentauri/recipes-data/klipper-tmc-autotune-addon/files/motor_database.cfg
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@@ -0,0 +1,23 @@
[motor_constants kelimotor-bj42d41-14v19]
# ELEGOO Centauri Carbon A/B
resistance: 1.1
inductance: 0.0028
holding_torque: 0.650
max_current: 2.0
steps_per_revolution: 200

[motor_constants kelimotor-bj42d22-25v04]
# ELEGOO Centauri Carbon Z
resistance: 2.9
inductance: 0.0060
holding_torque: 0.400
max_current: 1.2
steps_per_revolution: 200

[motor_constants kelimotor-bjy36d13-04v28]
# ELEGOO Centauri Carbon E
resistance: 2.0
inductance: 0.0012
holding_torque: 0.100
max_current: 1.2
steps_per_revolution: 200
40 changes: 40 additions & 0 deletions meta-opencentauri/recipes-data/klipper-tmc-autotune-addon/tmc-autotune_0.1.bb
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@@ -0,0 +1,40 @@
HOMEPAGE = "https://github.com/andrewmcgr/klipper_tmc_autotune"
LICENSE = "GPL-3.0-only"
LIC_FILES_CHKSUM = "file://LICENSE;md5=1ebbd3e34237af26da5dc08a4e440464"
SUMMARY = "TMC Autotune"
DESCRIPTION = "TMC stepper driver autotuning Klipper python extra"

FILESEXTRAPATHS:prepend := "${THISDIR}/files:"

SRC_URI = " \
git://github.com/andrewmcgr/klipper_tmc_autotune.git;protocol=https;branch=main \
file://motor_database.cfg \
"

SRCREV = "3f979750b758ac95c67e19f658f60566c19fff82"

S = "${WORKDIR}/git"

DEPENDS = " \
python3-native \
"

RDEPENDS:${PN} = " \
klipper \
"

do_configure[noexec] = "1"
do_compile[noexec] = "1"

do_install() {
# Install klippy extras
install -d ${D}${datadir}/klipper/klippy/extras
cp ${S}/autotune_tmc.py ${S}/motor_constants.py ${D}${datadir}/klipper/klippy/extras/
cp ${WORKDIR}/motor_database.cfg ${D}${datadir}/klipper/klippy/extras/
}

FILES:${PN} = " \
${datadir}/klipper/klippy/extras/autotune_tmc.py \
${datadir}/klipper/klippy/extras/motor_constants.py \
${datadir}/klipper/klippy/extras/motor_database.cfg \
"
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