config: Add Creality CR-30 PrintMill support

Add support for the Creality CR-30 'PrintMill', and its base board,
the Creality v4.2.10.

Add them to the `test/klippy/printers.test` test suite

Signed-off-by: Jason S. McMullan <jason.mcmullan@gmail.com>

config/generic-creality-v4.2.10.cfg

@@ -0,0 +1,144 @@
+# This file contains pin mappings for the Creality "v4.2.10" board. To
+# use this config, during "make menuconfig" select the STM32F103 with
+# a "28KiB bootloader" and serial (on USART1 PA10/PA9) communication.
+
+# Flash this firmware by copying "out/klipper.bin" to a SD card and
+# If you prefer a direct serial connection, in "make menuconfig"
+# select "Enable extra low-level configuration options" and select
+# serial (on USART3 PB11/PB10), which is broken out on the 10 pin IDC
+# cable used for the LCD module as follows:
+# 3: Tx, 4: Rx, 9: GND, 10: VCC
+
+# turning on the printer with the card inserted. The firmware
+# filename must end in ".bin" and must not match the last filename
+# that was flashed.
+
+# See docs/Config_Reference.md for a description of parameters.
+
+[stepper_x]
+step_pin: PC2
+dir_pin: !PB9
+enable_pin: !PC3
+microsteps: 16
+rotation_distance: 40
+endstop_pin: ^!PA3
+position_endstop: 0
+position_max: 220
+homing_speed: 50
+
+[stepper_y]
+step_pin: PB8
+dir_pin: !PB7
+enable_pin: !PC3
+microsteps: 16
+rotation_distance: 40
+endstop_pin: ^!PA7
+position_endstop: 0
+position_max: 240
+
+[stepper_z]
+step_pin: PB6
+dir_pin: !PB5
+enable_pin: !PC3
+microsteps: 16
+rotation_distance: 2.75
+endstop_pin: ^!PA5
+position_endstop: 0.0
+position_max: 200
+
+[extruder]
+step_pin: PB4
+dir_pin: !PB3
+enable_pin: !PC3
+microsteps: 16
+rotation_distance: 23.0
+nozzle_diameter: 0.400
+filament_diameter: 1.750
+heater_pin: PA0
+sensor_type: EPCOS 100K B57560G104F
+sensor_pin: PC5
+control: pid
+pid_Kp: 21.527
+pid_Ki: 1.063
+pid_Kd: 108.982
+min_temp: 0
+max_temp: 250
+
+# K-FAN1
+[fan]
+pin: PA2
+
+[heater_bed]
+heater_pin: PA1
+sensor_type: EPCOS 100K B57560G104F
+sensor_pin: PC4
+control: pid
+pid_Kp: 54.027
+pid_Ki: 0.770
+pid_Kd: 948.182
+min_temp: 0
+max_temp: 130
+
+[mcu]
+serial: /dev/serial/by-id/usb-1a86_USB_Serial-if00-port0
+baud: 250000
+restart_method: command
+
+[printer]
+kinematics: cartesian
+max_velocity: 200
+max_accel: 1500
+max_z_velocity: 20
+max_z_accel: 500
+
+# [filament_switch_sensor spool]
+# pause_on_runout: True
+# switch_pin: ^!PA6
+
+# K-FAN2
+# [fan_generic k_fan2]
+# pin: PC0
+
+# K-FAN3
+# [fan_generic k_fan3]
+# pin: PC1
+
+# [temperature_sensor mcu_temp]
+# sensor_type: temperature_mcu
+# min_temp: 0
+# max_temp: 100
+
+
+# Neopixel LED support
+# [neopixel led_neopixel]
+# pin: PC14
+
+# BL-touch
+# [bltouch]
+# control_pin: PB0
+# sensor_pin: PB1
+
+# TMC Uart Mod Pins:
+# https://github.com/adelyser/Marlin-CR30/wiki
+# [tmc2208 stepper_x]
+# uart_pin: PB0
+#
+# [tmc2208 stepper_y]
+# uart_pin: PB1
+#
+# [tmc2208 stepper_z]
+# uart_pin: PA13
+#
+# [tmc2208 extruder]
+# uart_pin: PA14
+
+# [display]
+# lcd_type: st7920
+# cs_pin: PB12
+# sclk_pin: PB13
+# sid_pin: PB15
+# encoder_pins: ^PB14, ^PB10
+# click_pin: ^!PB2
+
+# [output_pin beeper]
+# pin: PC6

config/printer-creality-cr30-2021.cfg

@@ -0,0 +1,167 @@
+# This file contains pin mappings for the Creality CR-30 PrintMill. To
+# use this config, during "make menuconfig" select the STM32F103 with
+# a "28KiB bootloader" and serial (on USART1 PA10/PA9) communication.
+
+# If you prefer a direct serial connection, in "make menuconfig"
+# select "Enable extra low-level configuration options" and select
+# serial (on USART3 PB11/PB10), which is broken out on the 10 pin IDC
+# cable used for the LCD module as follows:
+# 3: Tx, 4: Rx, 9: GND, 10: VCC
+
+# Flash this firmware by copying "out/klipper.bin" to a SD card and
+# turning on the printer with the card inserted. The firmware
+# filename must end in ".bin" and must not match the last filename
+# that was flashed.
+
+# See docs/Config_Reference.md for a description of parameters.
+
+[stepper_x]
+step_pin: PC2
+dir_pin: !PB9
+enable_pin: !PC3
+microsteps: 16
+rotation_distance: 40
+endstop_pin: ^!PA3
+position_endstop: 0
+position_max: 220
+homing_speed: 50
+
+[stepper_y]
+step_pin: PB8
+dir_pin: !PB7
+enable_pin: !PC3
+microsteps: 16
+rotation_distance: 40
+endstop_pin: ^!PA7
+position_endstop: 0
+position_max: 240
+
+[stepper_z]
+step_pin: PB6
+dir_pin: !PB5
+enable_pin: !PC3
+microsteps: 16
+rotation_distance: 2.75
+endstop_pin: ^!PA5
+position_endstop: 0.0
+position_max: 20000000
+
+[extruder]
+step_pin: PB4
+dir_pin: !PB3
+enable_pin: !PC3
+microsteps: 16
+rotation_distance: 23.0
+nozzle_diameter: 0.400
+filament_diameter: 1.750
+heater_pin: PA0
+sensor_type: EPCOS 100K B57560G104F
+sensor_pin: PC5
+control: pid
+pid_Kp: 21.527
+pid_Ki: 1.063
+pid_Kd: 108.982
+min_temp: 0
+max_temp: 250
+
+[filament_switch_sensor spool]
+pause_on_runout: True
+switch_pin: ^!PA6
+
+[heater_bed]
+heater_pin: PA1
+sensor_type: EPCOS 100K B57560G104F
+sensor_pin: PC4
+control: pid
+pid_Kp: 54.027
+pid_Ki: 0.770
+pid_Kd: 948.182
+min_temp: 0
+max_temp: 130
+
+# K-FAN1
+[fan]
+pin: PA2
+
+# K-FAN2
+[fan_generic k_fan2]
+pin: PC0
+
+# K-FAN3
+[fan_generic k_fan3]
+pin: PC1
+
+[temperature_sensor mcu_temp]
+sensor_type: temperature_mcu
+min_temp: 0
+max_temp: 100
+
+[output_pin led]
+pin: PC14
+static_value: 0
+
+# Neopixel LED support
+# [neopixel led_neopixel]
+# pin: PC14
+
+# BL-touch
+# [bltouch]
+# control_pin: PB0
+# sensor_pin: PB1
+
+# TMC Uart Mod Pins:
+# https://github.com/adelyser/Marlin-CR30/wiki
+# [tmc2208 stepper_x]
+# uart_pin: PB0
+#
+# [tmc2208 stepper_y]
+# uart_pin: PB1
+#
+# [tmc2208 stepper_z]
+# uart_pin: PA13
+#
+# [tmc2208 extruder]
+# uart_pin: PA14
+
+[mcu]
+serial: /dev/serial/by-id/usb-1a86_USB_Serial-if00-port0
+baud: 250000
+restart_method: command
+
+[display]
+lcd_type: st7920
+cs_pin: PB12
+sclk_pin: PB13
+sid_pin: PB15
+encoder_pins: ^PB14, ^PB10
+click_pin: ^!PB2
+
+[output_pin beeper]
+pin: PC6
+
+[printer]
+kinematics: corexy
+max_velocity: 300
+max_accel: 3000
+max_z_velocity: 5
+max_z_accel: 100
+
+# Override to support unlimited belt size
+# (homing Z simply resets its virtual position to 0.0)
+[homing_override]
+axes: z
+set_position_z: 0
+gcode:
+  {% if params.X is not defined and params.Y is not defined and params.Z is not defined %}G28 X0 Y0{% endif %}
+  {% if params.X is defined %}G28 X0{% endif %}
+  {% if params.Y is defined %}G28 Y0{% endif %}
+  G92 Z0
+
+# Eject all printed parts from the belt
+[gcode_macro BED_EJECT]
+gcode:
+  TURN_OFF_HEATERS
+  G28 ; Re-home
+  G1 X50 Y50 ; Move hotend out of the way of the belt
+  G1 Z420 F4000 ; Unload belt
+  G28 Z0 ; Re-home Z

test/klippy/printers.test

@@ -133,12 +133,14 @@ CONFIG ../../config/generic-bigtreetech-skr-e3-dip.cfg
 # Printers using the stm32f103 via serial
 DICTIONARY stm32f103-serial.dict
 CONFIG ../../config/generic-creality-v4.2.7.cfg
+CONFIG ../../config/generic-creality-v4.2.10.cfg
 CONFIG ../../config/generic-fysetc-cheetah-v1.1.cfg
 CONFIG ../../config/generic-fysetc-cheetah-v1.2.cfg
 CONFIG ../../config/generic-mks-robin-e3.cfg
 CONFIG ../../config/generic-mks-robin-nano-v1.cfg
 CONFIG ../../config/generic-mks-robin-nano-v2.cfg
 CONFIG ../../config/printer-alfawise-u30-2018.cfg
+CONFIG ../../config/printer-creality-cr30-2021.cfg
 CONFIG ../../config/printer-creality-cr6se-2020.cfg
 CONFIG ../../config/printer-creality-cr6se-2021.cfg
 CONFIG ../../config/printer-creality-ender3-v2-2020.cfg