Table of Contents
Limited Guarantee and Support ................................................................................................................... 4
1.0 Introduction ............................................................................................................................................. 5
2.0 Kit Contents ............................................................................................................................................ 5
2.1. YMCRPR8C25 Kit Item List............................................................................................................... 5
2.1.1. CD-ROM...................................................................................................................................... 6
3.0 System Overview.................................................................................................................................... 6
3.1. Host Computer Requirements ........................................................................................................... 6
3.2. YMCRPR8C25 Board ........................................................................................................................ 6
3.3. Driver and Support Software ............................................................................................................. 6
3.4. Development Tools............................................................................................................................ 6
3.4.1. E8a On-Chip Debug Emulator .................................................................................................... 6
3.4.2. HEW (High-performance Embedded Workshop)........................................................................ 7
3.4.3. M16C Evaluation Version C Compiler......................................................................................... 7
3.4.4. FDT.............................................................................................................................................. 7
3.4.5. Renesas AutoUpdate .................................................................................................................. 7
3.4.6. Documentation, Sample Projects and Project Generators ......................................................... 7
3.4.7. Software Build Process Overview ............................................................................................... 8
3.4.8. Using the evaluation version (64K) of the M16C compiler.......................................................... 8
4.0 Hardware ................................................................................................................................................ 9
4.1. YMCRPR8C25 System Overview ..................................................................................................... 9
4.2. YMCRPR8C25 System Block Diagram ........................................................................................... 10
4.3. The YMCRPR8C25 System Component Descriptions.................................................................... 10
4.3.1. YMCRPR8C25 Board................................................................................................................ 10
4.3.1.1. Jumper Settings .................................................................................................................... 11
4.3.2. Emerson Motor.......................................................................................................................... 11
4.3.3. Power Supply ............................................................................................................................ 11
4.4. R8C/25 Group of MCUs .................................................................................................................. 11
5.0 Motor Control Demo and Support Software ......................................................................................... 12
5.1. Overview.......................................................................................................................................... 12
5.2. Motor Control Demos....................................................................................................................... 12
5.2.1. HALL Sensor Based BLDC Demo ............................................................................................ 12
5.2.2. BEMF (Sensor-less) BLDC Demo............................................................................................. 12
5.3. Sample Code ................................................................................................................................... 12
5.4. Windows GUI YMCRPR8C25 Control Program - LEM ................................................................... 12
5.4.1. OVERVIEW ............................................................................................................................... 12
5.4.2. Running Motor........................................................................................................................... 13
5.4.3. Plotting Data.............................................................................................................................. 13
6.0 System Details...................................................................................................................................... 14
6.1. Hardware Specifications.................................................................................................................. 14
6.2. Power Supply Requirements ........................................................................................................... 14
6.3. Operating Environment.................................................................................................................... 15
Appendix A. Reference Documents ........................................................................................................... 16
A.1 Table - Renesas Documents............................................................................................................ 16
A.2 Table - Other Documents................................................................................................................. 16
Appendix B. Hardware Notes ..................................................................................................................... 17
B.1 Over-Current Circuit ......................................................................................................................... 17
B.2 Back-EMF Detect Circuit .................................................................................................................. 18
B.3 Temperature Sensor ........................................................................................................................ 18
Appendix C. PCB Component Layout ........................................................................................................ 19
C.1 Component Placement - Top ........................................................................................................... 19
C.2 Component Placement - Bottom...................................................................................................... 20
Appendix D. Troubleshooting ..................................................................................................................... 21
YMCRPR8C25 User’s Manual Rev 1.1
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March 2008
Limited Guarantee and Support
Renesas Technology America, Inc. warrants the YMCRPR8C25 kit to be free from component or
assembly defects for a period of 90 days from the date of purchase. Settlement is limited to repair or
replacement of the product only. Renesas Technology America, Inc. does not assume any liability arising
out of the application or use of any product, circuit or procedure described herein. No other liability or
warranty applies, expressed or implied. Software warranty is limited to replacement of the CD only. While
every attempt has been made to ensure accurate documentation, Renesas Technology America, Inc.,
cannot be held responsible for errors or omissions, and reserves the right to make changes without prior
notice.
YMCRPR8C25 User’s Manual Rev 1.1
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March 2008
1.0 Introduction
The YMCRPR8C25 kit is a low-cost Evaluation Kit for evaluating the R8C/25 MCU for use in 3 phase
BLDC motor applications. Renesas firmware is included for evaluating motor drive capabilities of the R8C
family of processors.
The kit comes with a complete software development tool chain for Renesas MCUs, including the High-
performance Embedded Workshop (HEW), which includes an Integrated Development Environment (IDE),
Graphical User Interface (GUI), the M16C C-compiler, assembler and linker.
2.0 Kit Contents
This section describes the contents of the YMCRPR8C25 product package. When unpacking your
YMCRPR8C25, please check to see that all items listed below are included.
2.1. YMCRPR8C25 Kit Item List
Table 2-1 lists the items included in the YMCRPR8C25.
Table 2-1 YMCRPR8C25 Item List
Item Name
YMCRPR8C25 PC board
Motor
Power Supply
Line Cord
4 Conductor Motor Wire Harness
5 Conductor Hall Sensor Harness
E8a
USB Cable
14 Pin Ribbon Cable
9 pin RS232 serial cable
3 pin Phoenix Connector
Fuse, 5A
YMCRPR8C25 Quick Start Guide
YMCRPR8C25 Kit Packing List
YMCRPR8C25 CD-ROM
Quantity
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Remarks
R8C/25 MCU mounted on the board
Emerson/HURST 24V BLDC Motor
24VDC, 5A power supply.
“figure 8” to AC plug
White Molex to green 4 pos. Phoenix screw connector
Black inline to green 5 pos. Phoenix screw connector
On-chip Debugging Emulator
E8A > PC Connection
E8A > YMCRPR8C25 Connection
for serial data, YMCRPR8C25 > PC Connection
For use with Bench-top Power Supply
Spare fuse
Auto-install program
HEW (IDE & debugger)
Motor Evaluation Code
M16C C-compiler, assembler, and linker
FDT (Flash Development Tool)
Manuals
Tutorials
Sample programs
YMCRPR8C25 User’s Manual Rev 1.1
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March 2008
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