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2013 Microchip Technology Inc.

DS41685A-page 29

MGC3130 – SABREWING

SINGLE-ZONE EVALUATION

KIT USER’S GUIDE

Appendix B. Sensitivity Profile and Capacities

B.1

INTRODUCTION

This appendix contains the sensitivity profile and the electrode capacities of the MGC3130
Sabrewing Evaluation Board.

B.2

SENSITIVITY PROFILES

FIGURE B-1:

SENSITIVITY PROFILE FROM WEST TO EAST

102

135

168

201 197

206 211

188

155

115

100

150

200

250

300

Dign

via

tio

Digit

Distance to West

West -> East

SD North

SD East

SD South

SD West

SD Center

SD: Signal Deviation

Summary of Contents for DM160217

Page 1: ...Gesture Controller based on Microchip s GestIC technology Microchip s feature rich Aurea Graphical User Interface GUI running on the Windows 7 Operating System provides control of the MGC3130 s settin...

Page 2: ...2013 Microchip Technology Inc DS41685A MGC3130 Sabrewing Single Zone Evaluation Kit User s Guide...

Page 3: ...protection feature may be a violation of the Digital Millennium Copyright Act If such acts allow unauthorized access to your software or other copyrighted work you may have a right to sue for relief u...

Page 4: ...ng Started 2 1 Prerequisites 15 2 2 Step 1 Connecting Sabrewing with your PC 15 2 3 Step 2 Install Windows CDC Driver 15 2 4 Step 3 Start Aurea 15 Chapter 3 MGC3130 Sabrewing Evaluation Board 3 1 Boar...

Page 5: ...MGC3130 Sabrewing Single Zone Evaluation Kit User s Guide DS41685A page 4 2013 Microchip Technology Inc NOTES...

Page 6: ...rewing Evaluation Board Chapter 4 Troubleshooting Appendix A Schematics Appendix B Sensitivity Profile and Capacities Appendix C Driver Installation Manual Appendix D Glossary NOTICE TO CUSTOMERS All...

Page 7: ...Save Bold characters A dialog button Click OK A tab Click the Power tab N Rnnnn A number in verilog format where N is the total number of digits R is the radix and n is a digit 4 b0010 2 hF1 Text in...

Page 8: ...uation Kit Other useful documents are listed below The following Microchip documents are avail able and recommended as supplemental reference resources MGC3130 Single Zone 3D Gesture Controller Data S...

Page 9: ...product group categories are Compilers The latest information on Microchip C compilers assemblers linkers and other language tools These include all MPLAB C compilers all MPLAB assemblers including M...

Page 10: ...rea software GestIC API and other accompanying software with Microchip products Refer to the license agreement accompanying this software if any for additional info regarding your rights and obligatio...

Page 11: ...MGC3130 Sabrewing Single Zone Evaluation Kit User s Guide DS41685A page 10 2013 Microchip Technology Inc NOTES...

Page 12: ...o determine the center of gravity of the electric field distortion and thus position tracking of a user s hand in the detection space The entire system solution is composed by three main building bloc...

Page 13: ...An electrode needs to be individually designed for optimal E field distribution and detection of E field variations inflicted by a user 1 2 SABREWING EVALUATION KIT The MGC3130 Single Zone Evaluation...

Page 14: ...oftware Release Package The MGC3130 software release package contains all relevant system software and can be downloaded from Microchip s web site www microchip com GestICGettingStarted The package co...

Page 15: ...MGC3130 Sabrewing Single Zone Evaluation Kit User s Guide DS41685A page 14 2013 Microchip Technology Inc NOTES...

Page 16: ...re LED 1 and LED 2 should blink simultaneously In case LED 1 and LED 2 blink alternatingly the Windows CDC driver is already installed on your PC Please skip the next step and go to Section 2 4 Step 3...

Page 17: ...hip Technology Inc FIGURE 2 2 AUREA GRAPHICAL USER INTERFACE Evaluate Colibri Suite Discover Signals Setup MGC3130 1 Positions Tracking 2 Gesture Recognition 3 Demo applications 1 View signals 2 Write...

Page 18: ...d Gesture Controller 2 Built in 7 frame electrodes 3 Interface select 4 LED bar signalling when board is powered and indicating the communication status 5 Microchip s PIC18F14K50 USB microcontroller p...

Page 19: ...to the USB bridge is realized through I2C0 The five Rx channels of the chip are connected to the electrodes via 1 kOhm resistors in order to suppress irradiated high frequency signals Please refer to...

Page 20: ...ions of the four Rx frame elec trodes define the maximum sensing area The center electrode is structured hatched to get a similar input signal level as the four frame electrodes The Tx electrode spans...

Page 21: ...ctrodes FIGURE 3 5 SENSING AREA Note 1 Please refer to the MGC3130 Single Zone 3D Gesture Controller Data Sheet DS41667 for the electrodes equivalent circuitry capacitances CRxTx CRxGND CTxGND and the...

Page 22: ...bar and to control MGC3130 hardware Reset The board is powered via the USB port Microchip s Low Dropout LDO Voltage Regulator MCP1801 is used to transform the 5V USB power to 3 3V required for the MG...

Page 23: ...MGC3130 Sabrewing Single Zone Evaluation Kit User s Guide DS41685A page 22 2013 Microchip Technology Inc NOTES...

Page 24: ...again the USB connection SIGNAL STREAMING STOPS Signal stream in Aurea GUI stops when there is no approach towards the sensing area This behavior is intended When using the Aurea GUI the Wake up on Ap...

Page 25: ...MGC3130 Sabrewing Single Zone Evaluation Kit User s Guide DS41685A page 24 2013 Microchip Technology Inc NOTES...

Page 26: ...or 1 F 10 X5R 10V SMD 0402 C4 C5 1 Capacitor 4 7 F 20 X5R 6 3V SMD 0402 C6 1 Capacitor 10 F 20 X5R 6 3V SMD 0603 C7 2 Capacitor 18pF 5 NP0 50V SMD 0402 C9 C10 9 LED 571nm green clear 0603 SMD D2 D4 D5...

Page 27: ...OF MATERIAL IC1 MGC3130 Chip Current Measurement 3D Tracking and Gesture Controller TXD RX0 RX1 RX2 RX3 RX4 NC MCLR IS2 NC NC NC EIO0 EIO1 EIO2 EI03 SI0 SI1 SI2 SI3 V DD VSS1 VINDS VCAPS VSS2 VCAPA VS...

Page 28: ...1B C12OUT SRQ RC3 AN7 P1C C12IN3 PGM RC6 AN8 SS T13CKI T1OSCI RC7 AN9 SDO T1OSCO RB7 TX CK 1 2 3 4 5 6 7 8 9 10 RB7 RC7 RC3 RC4 RC5 RA3 GND GND C9 18pF XTAL1 12 00 MHz C10 18pF EIO2 R34 n P MCLR GND R...

Page 29: ...MGC3130 Sabrewing Single Zone Evaluation Kit User s Guide DS41685A page 28 2013 Microchip Technology Inc FIGURE A 3 SABREWING SINGLE ZONE EVALUATION BOARD LAYOUT TOP LAYER...

Page 30: ...the sensitivity profile and the electrode capacities of the MGC3130 Sabrewing Evaluation Board B 2 SENSITIVITY PROFILES FIGURE B 1 SENSITIVITY PROFILE FROM WEST TO EAST 13 17 24 29 41 52 71 102 135 1...

Page 31: ...DE CAPACITIES CTxGND 885 pF 274 274 240 193 151 104 74 49 34 34 49 66 96 132 170 199 230 224 0 50 100 150 200 250 300 Signal Deviation Digits Distance to North North South SD North SD East SD South SD...

Page 32: ...ice Manager While the Sabrewing Evaluation Board is connected to your PC press Start right click on Computers and select Manage This will bring up the Computer Management window shown in Figure C 1 On...

Page 33: ...Click Browse and navigate to the driver files on your local drive Figure C 3 Press Next and the driver will be installed FIGURE C 3 BROWSE FOR DRIVER SOFTWARE 5 Verify Communication The driver is prop...

Page 34: ...a binary file preprogrammed on the MGC3130 Gesture Recognition Microchip s stochastic HMM classifier to automatically detect and classify hand movement patterns Gesture Set A set of provided hand mov...

Page 35: ...407 5533 Fax 86 21 5407 5066 China Shenyang Tel 86 24 2334 2829 Fax 86 24 2334 2393 China Shenzhen Tel 86 755 8864 2200 Fax 86 755 8203 1760 China Wuhan Tel 86 27 5980 5300 Fax 86 27 5980 5118 China X...

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