
zForce AIR® Touch Sensor User's Guide Table of Contents
5.1 Means of Integration 23
5.1.1 Horizontal Integration 23
5.1.2 Vertical Integration 24
5.1.3 Options for Guiding and Fastening 24
5.1.4 External Window 25
5.1.5 External Reflective Surface 25
5.2 Touch Applications 25
5.2.1 Touch Accuracy 25
5.2.2 Hovering Touches 26
5.2.3 Assembly Tolerances 26
Translational Tolerances 26
Rotational Tolerances 26
6 Electrical Integration.........................................................................................................29
6.1 Electrical Block Diagram 29
6.2 Physical Connector 29
6.3 Pin-Out 30
6.4 Interface Configuration 31
6.4.1 USB Connection 31
USBCharacteristics 31
6.4.2 I2CConnection 33
I2CCharacteristics 33
PIN 3 (DR) Characteristics 34
I2C Reading Sequence 35
6.5 Power On and Boot Sequence 35
7 Software Integration .........................................................................................................36
7.1 Software Integration Overview 36
7.1.1 Communication Protocol 36
7.1.2 zForce SDK 36
7.2 Initializing Sensors 36
7.2.1 USB HID Raw Mode 36
7.2.2 I2C 36
7.3 zForce® Communication Protocol 37
7.3.1 Communication Protocol Overview 37
Introduction 37
Transport Layer 37