Freescale Semiconductor FRDM-17C724-EVB User Manual
Freescale Semiconductor
Document Number: KTFRDM17C724UG
User’s Guide
FRDM-17C724-EVB Evaluation Board
Rev. 1.0, 11/2014
Figure 1. FRDM-17C724-EVB
© Freescale Semiconductor, Inc., 2014. All rights reserved.
Table of Contents
1 Important Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3 Getting to Know the Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
5 Installing the Software and Setting up the Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6 Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
7 Silkscreen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
8 Bill of Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
9 References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
10 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
2 Freescale Semiconductor, Inc.
KTFRDM17C724UG, Rev. 1.0
1 Important Notice
Freescale provides the enclosed product(s) under the following conditions:
This evaluation kit is intended for use of ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES
ONLY. It is provided as a sample IC pre-soldered to a printed circuit board to make it easier to access inputs,
outputs, and supply terminals. This evaluation kit may be used with any development system or other source
of I/O signals by simply connecting it to the host MCU or computer board via off-the-shelf cables. Final device
in an application will be heavily dependent on proper printed circuit board layout and heat sinking design as
well as attention to supply filtering, transient suppression, and I/O signal quality.
The goods provided may not be complete in terms of required design, marketing, and or manufacturing related
protective considerations, including product safety measures typically found in the end product incorporating
the goods. Due to the open construction of the product, it is the user's responsibility to take any and all
appropriate precautions with regard to electrostatic discharge. In order to minimize risks associated with the
customers applications, adequate design and operating safeguards must be provided by the customer to
minimize inherent or procedural hazards. For any safety concerns, contact Freescale sales and technical
support services.
Should this evaluation kit not meet the specifications indicated in the kit, it may be returned within 30 days from
the date of delivery and will be replaced by a new kit.
Freescale reserves the right to make changes without further notice to any products herein. Freescale makes
no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor
does Freescale assume any liability arising out of the application or use of any product or circuit, and
specifically disclaims any and all liability, including without limitation consequential or incidental damages.
“Typical” parameters can and do vary in different applications and actual performance may vary over time. All
operating parameters, including “Typical”, must be validated for each customer application by customer’s
technical experts.
Freescale does not convey any license under its patent rights nor the rights of others. Freescale products are
not designed, intended, or authorized for use as components in systems intended for surgical implant into the
body, or other applications intended to support or sustain life, or for any other application in which the failure
of the Freescale product could create a situation where personal injury or death may occur.
Should the Buyer purchase or use Freescale products for any such unintended or unauthorized application,
the Buyer shall indemnify and hold Freescale and its officers, employees, subsidiaries, affiliates, and
distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising
out of, directly or indirectly, any claim of personal injury or death associated with such unintended or
unauthorized use, even if such claim alleges that Freescale was negligent regarding the design or manufacture
of the part. Freescale™ and the Freescale logo are trademarks of Freescale Semiconductor, Inc. All other
product or service names are the property of their respective owners. © Freescale Semiconductor, Inc. 2014
Important Notice
Freescale Semiconductor 3
KTFRDM17C724UG, Rev. 1.0
Getting Started
2 Getting Started
2.1 Kit Contents/Packing List
The FRDM-17C724-EVB contents include:
• Assembled and tested evaluation board/module in an anti-static bag
• Quick Start Guide, Analog Tools
• Warranty card
2.2 Jump Start
Freescale’s analog product development boards help to easily evaluate Freescale products. These tools support analog mixed signal and
power solutions including monolithic ICs using proven high-volume SMARTMOS mixed signal technology, and system-in-package devices
utilizing power, SMARTMOS and MCU dies. Freescale products enable longer battery life, smaller form factor, component count reduction,
ease of design, lower system cost and improved performance in powering state of the art systems.
•Go to www.freescale.com/analogtools
• Locate your kit
• Review your Tool Summary Page
• Look for
• Download documents, software, and other information
Once the files are downloaded, review the user guide JumpStart. The user guide includes setup instructions, BOM and schematics. Jump
start bundles are available on each tool summary page with the most relevant and current information. The information includes everything
needed for design.
2.3 Required Equipment and Software
To use this kit, you need:
• DC Power supply (2.7 V to 5.5 V, 0 . 1 A to 0.4 A, depending on stepper motor requirements)
• USB A to mini-B cable
• Oscilloscope (preferably 4-channel) with current probe(s)
• Digital multimeter
• FRDM-KL25Z Freedom Development Platform
• Typical loads (stepper motor, brushed DC motors, or power resistors)
• 3/16" blade screwdriver
• One 12-pin (PPTC062LFBN-RC), two 16-pin (PPTC082LFBN-RC), and one 20-pin (PPTC102LFBN-RC) female
connector, by Sullins Connector Solutions, or equivalent soldered to FRDM-KL25Z
2.4 System Requirements
The kit requires the following:
• USB-enabled PC with Windows® XP or higher
4 Freescale Semiconductor, Inc.
KTFRDM17C724UG, Rev. 1.0
Getting to Know the Hardware
3 Getting to Know the Hardware
3.1 Board Overview
The FRDM-17C724-EVB evaluation board features the MPC17C724 dual H-Bridge IC, which features the ability to drive either a single
two phase stepper motor or two brushed DC motors. The MPC17C724 incorporates internal control logic, a charge pump, gate drive, and
high current, low R
3.2 Board Features
The FRDM-17C724-EVB evaluation board is designed to easily evaluate and test the main component, the MPC17C724. The board's
main features are as follows:
• Compatible with Freedom series evaluation boards such as FRDM-KL25Z
• Built in fuse for both part and load protection
• Screw terminals to provide easy connection of power and loads
• Test points to allow probing of signals
• Built in voltage regulator to supply logic level circuitry
• LED to indicate status of Logic power supply of the evaluation board, as well as a general purpose indicator
3.3 FRDM-KL25Z Features
The FRDM-KL25Z board features are as follows:
• MKL25Z128VLK4 MCU - 48 MHz, 128 KB Flash, 16 KB SRAM, USB OTG (FS), 80LQFP
• Capacitive touch slider, MMA8451Q accelerometer, tri-color LED
• Flexible power supply options - USB, coin cell battery, external source
• Easy access to MCU I/O
• Battery-ready, power-measurement access points
• Form factor compatible with Arduino™ R3 pin layout
• New, OpenSDA debug interface
• Mass storage device flash programming interface (default) - no tool installation required to evaluate demonstration
• P&E Debug interface provides run-control debugging and compatibility with IDE tools
• CMSIS-DAP interface: new ARM standard for embedded debug interface
Additional reference documents are available on freescale.com/FRDM-KL25Z.
MOSFET output circuitry.
DS(on)
applications
3.4 Device Features
This evaluation board features the following Freescale product:
Table 1. Device Features
Device Description Features
The MPC17C724 is a dual H-Bridge
MPC17C724
Freescale Semiconductor 5
motor driver IC intended for operating
stepper motors
• Voltage range of operation from 2.7 V to 5.5 V
• Output Current of 0.4 A (DC) continuous, 0.8 A peak
•1.0 R
• 3.3/5.0 V TTL/CMOS compatible inputs
• PWM frequencies up to 200 kHz
• Undervoltage shutdown
• Cross conduction (shoot through) suppression
KTFRDM17C724UG, Rev. 1.0
H-Bridge MOSFET outputs
DS(on)
Getting to Know the Hardware
MPC17C724
LED outputProtection Fuse
OUT1A
OUT1B
OUT2A
OUT2B
Charge Pump Voltage
Power Supply Input
Not Used
Ground
CONNECT PHASE 1
OF STEPPER TO
THESE TERMINALS
CONNECT PHASE 2
OF STEPPER TO
THESE TERMINALS
Ground
Not Used
3.5 Board Description
This evaluation board consists mainly of an MPC17C724. The following sections describe the additional hardware used to support the
dual H-Bridge driver.
Table 2. Board Description
Name Description
U1 MPC17C724 H-Bridge motor drive IC
F1 Over current Protection Fuse
D4 User defined LED output
OUT1A Output 1A Connect motor phase 1 lead to this terminal
OUT1B Output 1B Connect motor phase 1 lead to this terminal
OUT2A Output 2A Connect motor phase 2 lead to this terminal
OUT2B Output 2B Connect motor phase 2 lead to this terminal
CRES Charge Pump Voltage
VM Power Supply Input
GND Ground Terminal
SNS Not used – connection to FRDM-KL25Z input
ANL Not used – connection to FRDM-KL25Z input
GND Ground Terminal
Figure 2. Board Description
6 Freescale Semiconductor, Inc.
KTFRDM17C724UG, Rev. 1.0
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