diff --git a/laser-cnc/lasercnc-crealityboard.cfg b/laser-cnc/lasercnc-crealityboard.cfg
index 8d0d931..4cb1768 100644
--- a/laser-cnc/lasercnc-crealityboard.cfg
+++ b/laser-cnc/lasercnc-crealityboard.cfg
@@ -36,23 +36,6 @@ endstop_pin: ^PC4
 position_endstop: 0.0
 position_max: 250
 
-[output_pin laser]
-pin: due:PC28
-pwm: True
-hardware_pwm: True
-cycle_time: 0.001
-shutdown_value: 0
-maximum_mcu_duration: 1
-
-[mcu]
-serial: /dev/serial/by-id/usb-FTDI_FT232R_USB_UART_AH06OETN-if00-port0
-
-[mcu host]
-serial: /tmp/klipper_host_mcu
-
-[mcu due]
-serial: /dev/serial/by-id/usb-Arduino__www.arduino.cc__Arduino_Due_Prog._Port_7573630323635171A112-if00
-
 [printer]
 kinematics: cartesian
 max_velocity: 300
@@ -60,6 +43,19 @@ max_accel: 3000
 max_z_velocity: 5
 max_z_accel: 100
 
+[mcu]
+serial: /dev/serial/by-id/usb-FTDI_FT232R_USB_UART_AH06OETN-if00-port0
+
+[mcu uno]
+serial: /dev/serial/by-id/usb-Arduino__www.arduino.cc__0043_7583931393035140B1C0-if00
+
+[output_pin laser]
+pin: uno:PD3
+pwm: True
+hardware_pwm: True
+cycle_time: 0.001
+shutdown_value: 0
+
 [gcode_macro M3]
 gcode:
     {% set S = params.S|default(0.0)|float %}