Texas Instruments TSC4270 User Manual Download Page 2

Page: 2 / 42

www.ti.com

Contents

EVM Overview

...............................................................................................................

Hardware Overview

.........................................................................................................

Power Supply

................................................................................................................

Installation

....................................................................................................................

Operation

...................................................................................................................

Bill of Materials

.............................................................................................................

Schematics

.................................................................................................................

List of Figures

TSC4270 Evaluation Module

..............................................................................................

TSC4270 DUT Board, Top View

..........................................................................................

TSC4270 DUT Board, Bottom View

......................................................................................

Stellaris Motherboard

.......................................................................................................

Highlighted Application USB Port on the TSC4270EVM

..............................................................

Inf-Wizard Startup Window

................................................................................................

Inf-Wizard Device Selection

...............................................................................................

Inf-Wizard Device Configuration

..........................................................................................

Inf-Wizard File Save Prompt

.............................................................................................

Inf-Wizard Installation Prompt

...........................................................................................

Driver Installer Authentication

............................................................................................

GUI Startup Screen

.......................................................................................................

GUI Block Description

....................................................................................................

Button Menu

................................................................................................................

Runtime Configuration Grid, Expanded View

..........................................................................

Tunable Flash Parameters Grid, Expanded View

.....................................................................

Plot Options Available on Touch Report Tab

..........................................................................

Node Reports from the TSC When a Finger is Present on Panel

..................................................

Calibration Data

............................................................................................................

Device Information

........................................................................................................

Sense Force Application

..................................................................................................

Finger Paint Application

..................................................................................................

Force Values of Fingers

..................................................................................................

Orientation Plot

............................................................................................................

List of Tables

EVM-Related Device Data Sheets

........................................................................................

Analog Connection Through 36-Pin Connector J1

.....................................................................

Pinout for Digital Interface P2

.............................................................................................

TSC4270EVM Daughterboard Bill of Materials

.......................................................................

TSC4270EVM Motherboard Bill of Materials

..........................................................................

TSC4270 Evaluation Module

SBAU208 – April 2013

Submit Documentation Feedback

Summary of Contents for TSC4270

Page 1: ...available for download through the Texas Instruments web site at http www ti com Table 1 EVM Related Device Data Sheets Device Literature Number TSC4270 Data sheet available on request LM3S3748 See LM...

Page 2: ...3 GUI Block Description 13 14 Button Menu 14 15 Runtime Configuration Grid Expanded View 15 16 Tunable Flash Parameters Grid Expanded View 16 17 Plot Options Available on Touch Report Tab 17 18 Node R...

Page 3: ...70EVM Throughout this document the terms TSC4270EVM evaluation board evaluation module and EVM are synonymous with the TSC4270 evaluation module and the abbreviation of graphical user interface GUI is...

Page 4: ...0 R3 Panel row 14 J1 8 Pin 31 R2 Panel row 13 J1 9 Pin 32 R1 Panel row 12 J1 10 Pin 33 R0 Panel row 11 J1 11 GND GND J1 12 Pin 37 C13 R2 Panel column 11 J1 13 Pin 38 C12 Panel column 10 J1 14 Pin 39 C...

Page 5: ...to J2 6 Unused Unused J2 7 DUT 1p8V 1 8 V power supply to the TSC4270 device J2 8 GND Ground J2 9 DUT 3p3V 3 3 V power supply to the TSC4270 device J2 10 GND Ground J2 11 Stellaris 3p3V 3 3 V power su...

Page 6: ...erview www ti com Figure 3 TSC4270 DUT Board Bottom View Figure 4 Stellaris Motherboard 6 TSC4270 Evaluation Module SBAU208 April 2013 Submit Documentation Feedback Copyright 2013 Texas Instruments In...

Page 7: ...TSC4270EVM motherboard PCB 3 One TRULY Semiconductor 20 12 channel capacitive touch screen assembled on a fixture 4 One USB connection cable 5 TSC4270EVM PDK evaluation software and related documenta...

Page 8: ...on the TSC4270EVM b Ignore or cancel the Windows automatic driver installation c Navigate to TSC4270 TSC4270_Depends libusb win32 bin 1 2 6 0 bin in the unzipped folder d Run inf wizard exe e Click Ne...

Page 9: ...ID 0x0003 and click Next as shown in Figure 7 Figure 7 Inf Wizard Device Selection g Click Next as shown in Figure 8 Figure 8 Inf Wizard Device Configuration 9 SBAU208 April 2013 TSC4270 Evaluation M...

Page 10: ...Install Now as shown in Figure 10 After installation unplug the device and then plug it back in Figure 10 Inf Wizard Installation Prompt j If the window shown in Figure 11 appears click Install this...

Page 11: ...and open the Device Manager If installation was successful libusb win32 device and TSC device is visible in the tree 5 Plug in the EVM and run the TSC 4270 EVM Application exe file from the project fo...

Page 12: ...powered from the USB interface Therefore an external power supply is not required Upon USB connection the green indicator LEDs on the TSC4270EVM motherboard light up and the 3 3 V and 1 8 V LEDs on th...

Page 13: ...eport 4 Device Information 5 Applications These tabs are described later in this document After a successful enumeration of the hardware EVM by the GUI the startup screen is displayed as shown in Figu...

Page 14: ...ns drop down menu contains the following items 1 Upload flash parameters from TSC This menu item retrieves the current tunable flash parameters from the TSC and populates it in the tunable flash param...

Page 15: ...on or off This operation does not require service or ISP keys After changing the values the TSC4270 must be updated with the current settings from the grid by clicking button ii shown in Figure 14 Al...

Page 16: ...arameters requires the service keys that are entered in the window that appears when selecting Download Flash Parameters to TSC from the Options menu Parameters such as sensor configuration and AFE se...

Page 17: ...keyboard shortcut press 2 iii Dot Mode History enabled tracking of finger coordinates keyboard shortcut press 3 NOTE Use the number keys on the upper left side of your keyboard for keyboard shortcuts...

Page 18: ...ime parameters to request the TSC to generate node reports The Node Report tab requires a finger or an object on the panel to generate node reports unless the Cont_Read Enable register from the runtim...

Page 19: ...trieves the current TSC calibration data and displays it as shown in Figure 19 Figure 19 Calibration Data The Log Cal Data button writes the current calibration value into a csv file 19 SBAU208 April...

Page 20: ...his tab also shows the mapping of all the keyboard shortcuts available in the EVM GUI The Copy to Clipboard button copies the information displayed in the box and enables the information to be sent to...

Page 21: ...is used to demonstrate the force exerted by a finger on the panel The deflections in the force meter are proportional to the touch force on the panel By adjusting the threshold slider control over the...

Page 22: ...e and a heavy stroke as shown in Figure 22 The thickness of the line is dependent on the touch force intensity Note that the finger paint application supports one finger drawing only Figure 22 Finger...

Page 23: ...the force numbers of all the ten fingers on the panel as shown in Figure 23 Ten finger support included in multi force application Figure 23 Force Values of Fingers 23 SBAU208 April 2013 TSC4270 Eval...

Page 24: ...finger in degrees is obtained by the TSC Orientation lies between 0 180 as shown in Figure 24 This applicaton supports only one finger orientation Figure 24 Orientation Plot 24 TSC4270 Evaluation Mod...

Page 25: ...24 X SV Samtec U1 TSC4270 Texas Instruments J3 Connector 0 050 25 Pin Samtec TFM 125 01 L S RA Samtec D2 D3 Green LED 0603 SMD L29K LG U10 PCA9306DCU PCA9306DCU Texas Instruments SW1 SPST NO SW416 ND...

Page 26: ...R 079K1L Yageo America R16 R21 R22 R23 R24 R25 R26 R27 R28 R29 R30 R33 RES 0 ohm 5 0 1W 0603 ERJ 3GEY0R00V Panasonic R34 R35 R37 R38 R39 R40 R41 R45 R46 R47 R48 R49 R50 R51 R52 R53 R59 R60 R61 RES 165...

Page 27: ...DA 2 2 F C1 GNDA R19 C1 1 R18 C0 2 R9 3 R10 4 R11 5 R12 6 R13 7 R14 8 R15 9 R16 10 R17 11 GNDA 12 VDDA 13 RESETn 14 VDD 15 GPIO0 SYNC0 16 GPIO1 17 GPIO2 SYNC1 18 GPIO3 SDO 19 SDA SDI 20 SCL SCLK 21 A0...

Page 28: ...the system functionality for your application Contact http www ti com support PWA BENCH Project Designed for Public Release 6569514 A Assembly Variant No Variations http www ti com Texas Instruments...

Page 29: ...GPIO2 SHIFTED_IRQ SHIFTED_GPIO0 SHIFTED_GPIO1 SHIFTED_GPIO2 RESETn SHIFTED_RESETn SHIFTED_CS IOVDD IOVDD VCCA 1 A1 2 A2 3 A3 4 A4 5 GND 7 B4 10 B3 11 B2 12 B1 13 VCCB 14 OE 8 NC 6 NC 9 U5 TXB0104 1 3...

Page 30: ...ic Release 6569514 A Assembly Variant No Variations http www ti com Texas Instruments 2013 EVALUATION BOARD TSC4270 TI SHIFTED_IRQ SHIFTED_GPIO1 SHIFTED_GPIO0 SHIFTED_GPIO2 SHIFTED_RESETn SHIFTED_MISO...

Page 31: ...9514 A Assembly Variant No Variations http www ti com Texas Instruments 2013 EVALUATION BOARD TSC4270 TI 0 R9 IOVDD VDDA 2 2 F C5 2 2 F C6 GNDA GND 20 0k R7 0 1 F C7 GND GND IOVDD 20 0k R10 GND 20 0k...

Page 32: ...TEn USB0VBUS DUT_nRST USB0EPE USB0PFLT USBDM USBDP 1p8VEn 3p3VEn ADJV1En ADJV2En DUT_nIRQ DUT_ADC1 DUT_ADC2 DUT_ADC0 DUT_ADC3 VCP_RX VCP_TX DUT_SCK DUT_CS DUT_MOSI DUT_MISO DUT_SCL DUT_SDA DUT_PMW0 DU...

Page 33: ...C7 GND Stellaris 3p3V Stellaris 3p3V GND Stellaris 3p3V 330 R1 10 0k R6 GND Stellaris 3p3V 10 0k R2 Stellaris 3p3V 10 0k R3 10 0k R4 Stellaris 3p3V 10 0k R5 ICDI_TCK ICDI_TMS ICDI_TDI ICDI_TDO 10pF C9...

Page 34: ...hould completely validate and test your design implementation to confirm the system functionality for your application Contact http www ti com support PWA BENCH Project Designed for Public Release 656...

Page 35: ...hy You should completely validate and test your design implementation to confirm the system functionality for your application Contact http www ti com support PWA BENCH Project Designed for Public Rel...

Page 36: ...310MTT86 165 R62 165 R63 GND C1 1 E1 2 C2 3 B2 4 E2 5 B1 6 U16 ZXTD09N50DE6TA 1 2 Green D9 SML 310MTT86 1 2 Green D10 SML 310MTT86 165 R60 165 R61 GND Device 5p0V DBG 5p0V 5p0V 5p0V 5p0V 5p0V DUT 3p3V...

Page 37: ...1p8V Device 5p0V GND GND 5p0V DBG 5p0V GND 3 OUT 1 EN 4 NR 2 IN 6 NC 5 GND 0 U5 TPS73433DRVR GND 0 01 F C25 2 2 F C24 GND Stellaris 3p3V 1 F C32 GND PS 5p0V 0 1 F C19 GND 0 1 F C23 GND 0 1 F C16 GND 0...

Page 38: ...ncy energy and has not been tested for compliance with the limits of computing devices pursuant to part 15 of FCC or ICES 003 rules which are designed to provide reasonable protection against radio fr...

Page 39: ...na type and its gain should be so chosen that the equivalent isotropically radiated power e i r p is not more than that necessary for successful communication This radio transmitter has been approved...

Page 40: ...ct only after you obtained the license of Test Radio Station as provided in Radio Law of Japan with respect to this product or 3 Use of this product only after you obtained the Technical Regulations C...

Page 41: ...property damage personal injury or death If there are questions concerning these ratings please contact a TI field representative prior to connecting interface electronics including input power and in...

Page 42: ...sponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related inf...

Search results

Summary of Contents for TSC4270

Reviews:

Related manuals for TSC4270

Brands by name

Popular brands

Texas Instruments TSC4270, User Manual

Search results

Summary of Contents for TSC4270

Reviews:

Related manuals for TSC4270

Brands by name

Popular brands