Milo V2.0 Spindle Power and Control (Enable, Direction and Speed Signals)

Diagram

Milo V2.0 with the Scylla V1.0 mainboard can control a VFD via digital enable, direction and a digital or analogue speed signal. This setup is more complex than using RS485, and requires more wiring, but can support more VFDs and firmwares.
%3 VFD VFD Shihlin SL3-021-1.5K GD U 4 V 5 W 6 GND 7 STF 8 STR 9 3 12 +10 13 SD/5 14 __FB_1 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_1:w __FB_2 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_2:w __FB_3 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_3:w __FB_4 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_4:w __FB_5 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_5:w __FB_6 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_6:w __FB_7 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_7:w __FB_8 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_8:w __FB_9 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_9:w __FB_10 Crimp Ferrule 1.5 mm2 RD VFD:e--__FB_10:w TO-SPINDLE TO-SPINDLE 4x 16 AWG (1.5 mm²) + S 1 m BK       1:BN     SPINDLE-CONNECTOR:1:U     2:BU     SPINDLE-CONNECTOR:2:V     3:RD     SPINDLE-CONNECTOR:3:W     4:YEGN     SPINDLE-CONNECTOR:4:GND   Shield   __FB_1:e--TO-SPINDLE:w __FB_2:e--TO-SPINDLE:w __FB_3:e--TO-SPINDLE:w __FB_4:e--TO-SPINDLE:w SPINDLE-CONNECTOR SPINDLE-CONNECTOR Aircraft Connector 4-pin VT 1 U 1 2 V 2 3 W 3 4 GND 4 SPINDLE SPINDLE 1.5kW Spindle with Aircraft Connector 4-pin GD 1 U 2 V 3 W 4 GND SPINDLE-CONNECTOR:e--SPINDLE:w SPINDLE-CONNECTOR:e--SPINDLE:w SPINDLE-CONNECTOR:e--SPINDLE:w SPINDLE-CONNECTOR:e--SPINDLE:w __SOLDERED_1 Pre-Soldered SR __FB_5:e--__SOLDERED_1:w __SOLDERED_1:e--TO-SPINDLE:w SPINDLE-CTRL SPINDLE-CTRL 5x 1 m RDYE       1:RD         2:YE         3:GN         4:BU         5:BK       __FB_6:e--SPINDLE-CTRL:w __FB_7:e--SPINDLE-CTRL:w __FB_8:e--SPINDLE-CTRL:w __FB_9:e--SPINDLE-CTRL:w __FB_10:e--SPINDLE-CTRL:w __FB_11 Crimp Ferrule 1.5 mm2 RD MAINBOARD MAINBOARD BigTreeTech Scylla V1.0 GD 42 SPDL-EN 43 SPDL-DIR 44 SPDL-SPD 45 SPDL-AVR 47 SPDL-COM __FB_11:e--MAINBOARD:w __FB_12 Crimp Ferrule 1.5 mm2 RD __FB_12:e--MAINBOARD:w __FB_13 Crimp Ferrule 1.5 mm2 RD __FB_13:e--MAINBOARD:w __FB_14 Crimp Ferrule 1.5 mm2 RD __FB_14:e--MAINBOARD:w __FB_15 Crimp Ferrule 1.5 mm2 RD __FB_15:e--MAINBOARD:w TO-SPINDLE:e--SPINDLE-CONNECTOR:w TO-SPINDLE:e--SPINDLE-CONNECTOR:w TO-SPINDLE:e--SPINDLE-CONNECTOR:w TO-SPINDLE:e--SPINDLE-CONNECTOR:w SPINDLE-CTRL:e--__FB_11:w SPINDLE-CTRL:e--__FB_12:w SPINDLE-CTRL:e--__FB_13:w SPINDLE-CTRL:e--__FB_14:w SPINDLE-CTRL:e--__FB_15:w

Bill of Materials

Id Description Qty Unit Designators
1 Cable, 4 x 16 AWG shielded, BK 1 m TO-SPINDLE
2 Cable, 5 wires, RDYE 1 m SPINDLE-CTRL
3 Connector, Aircraft Connector, 4 pins, VT 1 SPINDLE-CONNECTOR
4 Connector, Crimp Ferrule, 1.5 mm2, RD 15