Table of Contents
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DigiSpeed-GX™
Table of Contents
1 Introduction...................................................................................................................................... 5
1.1 Contents..................................................................................................................................... 5
1.2 Overview................................................................................................................................... 6
2 Options............................................................................................................................................. 7
2.1 5Vdc - 15Vdc isolated DC-DC Converter................................................................................ 7
3 Features.............................................................................................................................................8
4 Board Description.............................................................................................................................9
4.1 Introduction............................................................................................................................... 9
4.2 Mode Indication LED..............................................................................................................10
4.2.1 Mode Indication.............................................................................................................. 10
4.2.2 Input Activity Indication................................................................................................. 10
4.3 Output Attenuation Trimpot.................................................................................................... 11
4.4 Output Voltage Selection JP1..................................................................................................11
4.5 Mode Selection Jumper Block JP2..........................................................................................12
5 Quick Start Guide - PWM Mode................................................................................................... 13
5.1 What you need......................................................................................................................... 13
5.2 Mach3 Configuration Setup.................................................................................................... 13
5.2.1 Port Setup........................................................................................................................ 14
5.2.2 Spindle Setup Tab........................................................................................................... 14
5.3 Power to the DigiSpeed-GX.................................................................................................... 15
5.4 Connect the PWM Signal........................................................................................................ 15
5.5 Conclusion............................................................................................................................... 16
6 Installation...................................................................................................................................... 16
6.1 DC Motor Speed Controller housing.......................................................................................16
6.2 Wiring installation................................................................................................................... 16
6.2.1 Motor Controller Connection..........................................................................................17
6.2.2 Initial Testing.................................................................................................................. 17
6.2.2.1 Attenuation Trimpot Speed Control........................................................................ 17
6.2.2.2 Computer Speed Control......................................................................................... 17
7 Operation........................................................................................................................................ 19
7.1 Operation Modes..................................................................................................................... 19
7.1.1 Analog Input Mode......................................................................................................... 19
7.1.2 PWM Input Mode........................................................................................................... 19
7.1.3 Attenuation Trimpot........................................................................................................20
8 Board Dimensions.......................................................................................................................... 21
Copyright 2006 ©
- Users Guide
Homann Designs
Page 3
Revision 0.1
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