Ender 3 pro btt skr mini v3 no mcu

General Discussion
1

Basic Information:

Printer Model: ender 3 pro
MCU / Printerboard: big tree tech skr mini v3
Host / SBC
klippy.log

Fill out above information and in all cases attach your klippy.log file (use zip to compress it, if too big). Pasting your printer.cfg is not needed
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Describe your issue:

…

im trying to get klipper to run on my ender but i keep getting a message on mainsail that mcu is unable to connect. im not sure what im doing wrong any help would be great

2

klippy (2).log (501.8 KB)

3

Hello @bsavage710 !

Did yo follow a certain guide?

How did you obtain the serial ID?

[mcu]
serial = /dev/serial/by-id/usb-Klipper_Klipper_firmware_12345-if00
4

i fixed it reflashed firmware to ender 3 pro then everything just worked. thank you for responding.

1 Like
5

im stuck on bed mesh its not working properly itll fail mid way i have bl touch set up

6 
[stepper_x]
step_pin: PB13
dir_pin: !PB12
enable_pin: !PB14
microsteps: 16
rotation_distance: 40
endstop_pin: ^PC0
position_endstop: 0
position_max: 230
homing_speed: 50

[tmc2209 stepper_x]
uart_pin: PC11
tx_pin: PC10
uart_address: 0
run_current: 0.580
stealthchop_threshold: 999999

[stepper_y]
step_pin: !PB10
dir_pin: !PB2
enable_pin: !PB11
microsteps: 16
rotation_distance: 40
endstop_pin: ^PC1
position_endstop: 0
position_max: 230
homing_speed: 50

[tmc2209 stepper_y]
uart_pin: PC11
tx_pin: PC10
uart_address: 2
run_current: 0.580
stealthchop_threshold: 999999

[stepper_z]
step_pin: PB0
dir_pin: PC5
enable_pin: !PB1
microsteps: 16
rotation_distance: 8
endstop_pin: probe:z_virtual_endstop
position_max: 250
position_min: 0

[bltouch]
sensor_pin: ^PC14
control_pin: PA1

## Offset for Hero Me 6
x_offset: -40
y_offset: -16
z_offset:  1.700 # Uncomment if starting fresh; Distance should be enough to keep the z-offset positive.
speed: 3.0
samples: 2
samples_result: median
sample_retract_dist: 6.0
samples_tolerance: 0.02
samples_tolerance_retries: 5

[bed_mesh]
speed: 120
horizontal_move_z: 1.700
mesh_min: 14, 14
mesh_max: 100,100 #this may need to be calibrated for your individual printer
probe_count: 5,5 #this is the number of probing points on X then Y axis
mesh_pps: 2,2
fade_start: 1
fade_end: 10
fade_target: 0


[safe_z_home]
home_xy_position: 115.00, 115.00 # Change coordinates to the center of your print bed
speed: 50
z_hop: 5                 # Move up 10mm
z_hop_speed: 5
1 Like
7

PLEASE!
Upload code as a file or at least use the Preformatted Text feature of the forum editor to put it into the right form. Things can be messed up without.

Format

1 Like
8 
Move out of range: 240.000 30.000 1.700 [0.000]
12:14 PM
probe at 192.500,30.000 is z=1.540000
12:14 PM
probe at 192.500,30.000 is z=1.540000
12:14 PM
Probe samples exceed tolerance. Retrying...
12:14 PM
probe at 192.500,30.000 is z=1.557500
12:14 PM
probe at 192.500,30.000 is z=1.535000
12:14 PM
probe at 145.000,30.000 is z=1.540000
12:14 PM
probe at 145.000,30.000 is z=1.532500
12:14 PM
probe at 97.500,30.000 is z=1.617500
12:13 PM
probe at 97.500,30.000 is z=1.605000
12:13 PM
probe at 50.000,30.000 is z=1.642500
12:13 PM
probe at 50.000,30.000 is z=1.660000
12:13 PM
BED_MESH_CALIBRATE PROFILE="default"
type or paste code here
9 
[stepper_x]
step_pin: PB13
dir_pin: !PB12
enable_pin: !PB14
microsteps: 16
rotation_distance: 40
endstop_pin: ^PC0
position_endstop: 0
position_max: 230
homing_speed: 50

In line 9 the size is smaller than you tried to probe.

Move out of range: 240.000 30.000 1.700 [0.000]

Please open a new thread for this issue is different to that one that is already solved. Please attach all requested information.

1 Like
10

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