3M
™ Multi-Touch ASIC Controller Reference Guide
3
3M Touch Systems, Inc. Proprietary Information
Contents
Contents
Chapter 1
Introduction
What You Need to Know .......................................................................................... 5
Important Safety Information .................................................................................... 5
3M Touch Systems Support Services ........................................................................ 6
Contact 3M Touch Systems ...................................................................................... 7
Chapter 2
Integrating the 3M™ Multi-Touch Controller
PX5nnn
Overview of the 3M
PX5nnn
Controllers .................................................................. 8
Handling and ESD Protection ................................................................................... 9
Establishing the Data Connection ............................................................................. 9
Sensor Connection ..................................................................................................... 10
Supplying Power to the Controller ............................................................................ 11
Mounting the Sensor ................................................................................................. 12
Windows® Compatibility ......................................................................................... 12
All Other Platforms ................................................................................................... 12
Multi-Touch Application Support ............................................................................. 12
Video Alignment ....................................................................................................... 13
Chapter 3
3M™
PX5
nnn Controller USB Communications
Overview of USB Firmware Communications ......................................................... 15
Communication Basics .............................................................................................. 15
Receiving Reports from the Controller ..................................................................... 16
Command Set ............................................................................................................ 16
Set Feature – Calibration ........................................................................................... 16
Get Feature – Get Status ............................................................................................ 18
Get Feature – Get Max Count ................................................................................... 19
Set Feature – Reset .................................................................................................... 20
Set Feature – Restore Defaults .................................................................................. 21
Get Feature – Get Controller ID ................................................................................ 21
Asynchronous Reports .............................................................................................. 23
