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SPRUIL2A – February 2019 – Revised September 2019

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Copyright © 2019, Texas Instruments Incorporated

OMAP-L138/C6748 Low-Cost Development Kit (LCDK)

User's Guide

SPRUIL2A – February 2019 – Revised September 2019

OMAP-L138/C6748 Low-Cost Development Kit (LCDK)

The OMAP-L138/C6748 Low-Cost Development Kit (LCDK) is a complete hardware and software
reference design for Analytics, Biometrics, Audio, and so forth. This user guide documents the hardware
of the LCDK and enables more collaboration, project sharing and knowledge exchanges.

Contents

1

Introduction

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

3

2

Included in the Box

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

5

3

Setting up the OMAP-L138/C6748 Development Kit (LCDK)

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

6

4

LCDK Features

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

11

5

Power Sequencing

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

12

6

Online Resources

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

12

7

Projects

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

13

8

Support

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

13

9

References

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

13

List of Figures

1

LCDK Block Diagram

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

4

2

LCDK Hardware Features

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6

3

SW1 Settings

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

8

4

UART-to-USB Port

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

8

5

Tera Term Port Selection

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

8

6

Tera Term Baud Rate Selection

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

9

7

Face Detect Demo Connections

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

9

8

Face Detect Demo Status Window

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10

List of Tables

1

Resources and Training

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4

2

Tools

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5

3

Included Devices

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

5

4

Software Downloads

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

5

5

Switches 1-4 on SW1

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

6

6

Switches 5-8 on SW1

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

6

7

Push Buttons

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7

8

LEDs

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7

9

Video DAC

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11

10

Video Decoder

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11

11

NAND Flash

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11

12

DDR2 SDRAM

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

11

13

Ethernet PHY

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

11

14

LCD Connector

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

12

15

LCDK Board Revision History

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

12

Содержание OMAP-L137/C6747

Страница 1: ...s 1 Introduction 3 2 Included in the Box 5 3 Setting up the OMAP L138 C6748 Development Kit LCDK 6 4 LCDK Features 11 5 Power Sequencing 12 6 Online Resources 12 7 Projects 13 8 Support 13 9 References 13 List of Figures 1 LCDK Block Diagram 4 2 LCDK Hardware Features 6 3 SW1 Settings 8 4 UART to USB Port 8 5 Tera Term Port Selection 8 6 Tera Term Baud Rate Selection 9 7 Face Detect Demo Connectio...

Страница 2: ...tation Feedback Copyright 2019 Texas Instruments Incorporated OMAP L138 C6748 Low Cost Development Kit LCDK Trademarks Arm is a registered trademark of Arm Limited or its subsidiaries in the US and or elsewhere All other trademarks are the property of their respective owners ...

Страница 3: ...ore information see the following OMAPL138 LCDK C6748 LCDK 1 1 Features TI TMS320C6748 DSP or OMAP L138 Application Processor 456 MHz C674x Fixed Floating Point DSP 456 MHz ARM926EJ RISC CPU OMAP L138 only On Chip RTC 128 MByte DDR2 SDRAM running at 150 MHz 128 MByte 16 bit wide NAND FLASH 1 Micro SD MMC Slot One mini USB Serial Port on board serial to USB One Fast Ethernet Port 10 100 Mbps with s...

Страница 4: ...helf LCD panel that will work with LCDK You need to create your own adapter board in order to evaluate an LCD panel using the LCDK board 1 2 Getting Started Table 1 Resources and Training Steps to Get Started TMDSLCDK6748 TMDSLCDK138 Take a tour of the hardware Introduction to TMDSLCDK6748 Introduction to TMDSLCDKL138 Run out of the box demo Video Training Video training Software download Processo...

Страница 5: ...heet Table 4 Software Downloads 1 Compiler Debugger IDE Download Now Code Composer Studio CCS Download Now Requires TI Login Processor SDK Latest Download Now Requires TI Login 1 For the latest version of CCS and SDK see the Processor SDK RTOS and Linux release notes 2 Included in the Box 2 1 OMAP L138 C6748 Low Cost Development Kit Contents LCDK development board Mini A B USB cable Micro SD card ...

Страница 6: ...ure 2 LCDK Hardware Features 3 1 User Interface Switches 1 4 on SW1 are used to set the BOOT mode as described in Table 5 Table 5 Switches 1 4 on SW1 Switch Number UART2 NAND 16 MMC SD0 1 OFF OFF OFF 2 ON ON OFF 3 OFF ON OFF 4 ON ON ON Switches 5 8 on SW1 are user switches connected to GPIOs as described in Table 6 When the switch is ON the pin is pulled low When the switch is OFF the pin is pulle...

Страница 7: ...13 Signal is high D5 GPIO6 12 Signal is high D6 GPIO2 12 Signal is high D7 GPIO0 9 Signal is high 3 1 3 Power The board can be powered with 5 V input through the J1 barrel connector 3 1 4 USB to UART Port J3 The board features FD232 USB UART IC which acts an external serial port It is connected to the OMAP L138 C6748 UART2 peripheral Windows and Linux drivers for the chip can be found on the FTDI ...

Страница 8: ...escribe the initial setup of the LCDK 1 Set DIP switch SW1 as shown in Figure 3 a Positions 2 3 and 4 ON b Positions 1 5 6 7 and 8 OFF Figure 3 SW1 Settings 2 Connect the supplied mini USB cable to J3 on the LCDK as shown in Figure 4 Connect the other end of the cable to a USB port on your host computer Figure 4 UART to USB Port 3 Open a serial port terminal Tera Term on the host computer and sele...

Страница 9: ...5200 c Data 8 bit d Parity none e Stop 1 bit NOTE To do this in Tera Term go to Setup Serial port Figure 6 Tera Term Baud Rate Selection 5 Power the board up 3 4 Running the Face Detect Demo 1 To run the Face Detect demo external hardware is needed a Connect the composite camera input at J6 on the composite video input port b Connect the composite display out at J4 on the composite video out port ...

Страница 10: ...y supported and actively maintained software baseline for these devices TI strongly urges users to begin with Processor SDK for new development 3 5 Procedure to Flash and Boot the LCDK The NAND may be flashed either through the USB serial port or through CCS The software provided in the following application note provides both tools OMAPL138 C6748 ROM Bootloader Resources and FAQ The following AIS...

Страница 11: ...4 LCDK Features 4 1 Video Table 9 Video DAC Component U13 Part Number THS8135PFP Data Sheet SLAS343 Description Texas Instruments 10 bit Video DAC Table 10 Video Decoder Component U21 Part Number TVP5147M1PFP Data Sheet SLES099 Description Texas Instruments 10 bit Digital Video Decoder 4 2 Memory Table 11 NAND Flash Component U18 Part Number MT29F4G16ABADAH4 IT D Data Sheet 4Gb 8Gb 16Gb x8 x16 ECC...

Страница 12: ...eets Silicon Errata and Technical Reference Manuals 6 2 LCDK Hardware and Software Documentation 6 2 1 LCDK Board Revision History Table 15 LCDK Board Revision History S NO Board Name Board Revision Silicon Revision Status Major Changes 1 TMDXLCDK138 6748 A5 PG2 1 or Older Obsolete Finger print sensor available U26 2 TMDXLCDK138 6748 A6A PG2 1 or older Obsolete Finger print sensor U26 Depopulated ...

Страница 13: ... initial versions of LCDK that were populated with the fingerprint sensor 7 2 Face Detection Demonstartion Second pre flashed demonstration is Face Detection This demo supports frontal face detection by using an OpenCV based Haar detect object algorithm The demo can detect multiple faces in a frame and uses a composite camera to capture and VGA to display the image The demo also supports D1 720x48...

Страница 14: ...ns may differ from page numbers in the current version Changes from Original February 2019 to A Revision Page Update was made in the Abstract 1 Update was made in Table 2 5 New section was added Section 3 1 6 New section was added Section 3 1 3 7 New section was added Section 3 2 7 New section was added Section 3 3 8 New section was added Section 3 4 9 New section was added Section 3 5 10 New sect...

Страница 15: ...o change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of these resources is prohibited No license is granted to any other TI intellectual property right or to any third party intellectual property right TI disclaims responsibility for and you will fully indemn...

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