Used software: Mach4 4.2.0.4612.
https://warp9td.com/files/Software/Mach4/Mach4Hobby_Installer-4.2.0.4612.exe
ESS Plugin Mach4: ESS v278.1
https://warp9td.com/files/Plugins/ESS/Mach4/ESS_Mach4_v278.1.zip
STEP 1: The configuration on these instructions can be found in this Mach4 profile: Machine.ini
PLUGIN CONFIGURATION: Configure/Plugins/ESS 278.1.
Motors:
Spindle
Pins Cofig Port_1
Pins Cofig Port_2
Input Signal
Output Signal
Homing
STEP 2: Mach4 Configuration: Configure/Control
Plugins
Motors
Axis Mapping
Input Signals
Output Signal
Spindle:
Make sure to set the Max Spindle Speed your spindle motor will give you so that Mach4 can scale the PWM correctly.