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Having issue on 3D touch "BLTouch failed to raise probe" #15

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chaopeng opened this issue Dec 24, 2022 · 5 comments
Closed

Having issue on 3D touch "BLTouch failed to raise probe" #15

chaopeng opened this issue Dec 24, 2022 · 5 comments

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@chaopeng
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chaopeng commented Dec 24, 2022

I did follow the video to connect 2pin to Z+ and 3pin to BLT, and ensure the GND is on correct pin. I got "BLTouch failed to raise probe" error and pin_down does not get open on QUERY_PROBE.

config is same as this repo

[bltouch]
sensor_pin: ^PA11
control_pin: PA8
speed: 20
x_offset: 30
y_offset: -10
z_offset: 1.099
pin_move_time: 0.400
probe_with_touch_mode: False
pin_up_reports_not_triggered: True
pin_up_touch_mode_reports_triggered: True
lift_speed: 15
samples: 2
sample_retract_dist: 5.0
samples_tolerance: 0.05
samples_tolerance_retries: 5
$ BLTOUCH_DEBUG COMMAND=pin_down
// Sending BLTOUCH_DEBUG COMMAND=pin_down
$ QUERY_PROBE
// probe: TRIGGERED
$ BLTOUCH_DEBUG COMMAND=pin_up
// Sending BLTOUCH_DEBUG COMMAND=pin_up
$ QUERY_PROBE
// probe: TRIGGERED

I did see the pin down and up on commands

@chaopeng
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I think the Z+ is PC4, change the config to sensor_pin: ^PC4, got always open

@nehilo
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nehilo commented Dec 24, 2022

I think the Z+ is PC4, change the config to sensor_pin: ^PC4, got always open

Yep, if you want to use Z+ pin
In my cfg use Z- because with bltouch u don't need to use endstop Z

@chaopeng
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I endup get my 3d touch works with

probe_with_touch_mode: False
pin_up_reports_not_triggered: True
pin_up_touch_mode_reports_triggered: False

@JacsonRitzmann
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JacsonRitzmann commented Mar 29, 2023

@chaopeng @nehilo Please, how did you solve it, how was the final settings [bltouch]?
My settings:
sensor_pin: ^PC4
control_pin: PA8
x_offset: 30
y_offset: -10
z_offset: 1
probe_with_touch_mode: False

BLTOUCH_DEBUG COMMAND=pin_down
BLTOUCH_DEBUG COMMAND=pin_up

GD32F 303

I don't see the sensor move 😭

@chaopeng
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Maybe the wiring is wrong.

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3 participants