Datasheet

Chapter 1

SPNU568A–September 2012–Revised September 2013

Introduction

This development kit provides a product-ready hardware and software platform for evaluating the

functionality of the Texas Instruments TMS570LS12 microcontroller family. Schematics, list of materials,

and PCB layout are available to ease hardware development and reduce time to market.

1.1 Scope of Document

This user's guide lists the contents of the development kit, points out the features of the major

components, and provides the instructions necessary to verify your development kit is in working order.

Any additional usage instructions or details fall outside the scope of this document. Additional resources

will be listed at the end of this user's guide.

1.2 TMS570LS12 HERCULES Development Kit (HDK) Features

The HDK comes with a full complement of on board devices that suit a wide variety of application

environments. Key features include:

• A Hercules TMS570LS1227 337-pin BGA microcontroller

• Integrated USB JTAG Emulator (XDS100v2)

• External JTAG Headers (ARM

20 pin and TI Compact 20-pin CTI)

• 10/100 Mbps Ethernet interface

• Two CAN transceivers (SN65HVDA541Q1) and screw terminal blocks

• One ambient light sensor

• One ambient temperature sensor

• Microcontroller’s serial communication interface (SCI) universal asynchronous receiver/transmitter

(UART) accessible through a USB virtual COM port

• One 8MB SDRAM

• Eight user programmable white LEDs around the MCU silicon

• One user programmable pushbutton

• Three expansion connectors for hardware prototyping

• Reset pushbuttons (nPORRST and nRST)

• One SD card slot (SPI mode)

• Embedded trace macrocell (ETM) debug interface via MIPI connector

• Configurable pin mux options

• 5 V and 3.3 V analog-to-digital converter (ADC) option jumper

• Current measurement capability for 3.3 V IO, 1.2 V core, 1.2 V core, 1.2 V PLL, 3.3 V or 5 V ADC, and

3.3 V V

CCP

• Accepts an external power supply between +5V and +12V

SPNU568A–September 2012–Revised September 2013 Introduction

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