YMCRPR8C25 User Manual V1.0
Contents
1. Motor Applications s YMCRPR8C25 CPU family Application Projects Debugger only M16C E8 M16C y A Debugger only M16C E8 2 Debugger only M16C Fol Tool chain 2 Debugger only M16C Sim Renesas M16C Standard v 2 Debugger only RSC E8 S 2 Debugger only REC E8a v EJE gt Properties YMCRPR8C25 User s Manual Rev 1 0 7 20 February 2008 New Project Workspace Wizard All YMCRPR8C25 Sample Projects Can Be Accessed From This Window The download modules for the YMCRPR8C25 demos are included under Sample Code in the YMCRPR8C2 project generator 3 4 7 Software Build Process Overview The YMCRPR8C25 kit allows the user to write or modify the provided code to evaluate the R8C 25 Motor Control solution Code can be compiled and downloaded to the MCU Debugging can be accomplished with E8a On chip debugging Emulator The figure below illustrates the steps required to create a working application on the YMCRPR8C25 hardware YMCRPR8C25 Application Code in Or Compile x30 file HEW E8a MCU FLASH Sample Code Figure 6 1 Steps to Create a Working YMCRPR8C25 Application 3 4 8 Using the evaluation version 64K of the M16C compiler The kit includes a free evaluation version of the compiler After 60 days the compiler is restricted to compiling projects code and data to 64K bytes The MCRP25 uses the R8C 25 which has 64k bytes so any project for this devi2. Powerful Processors Easy to Use R8C Tiny BLDC Motor Control Evaluation Kit YMCRPR8C25 User s Manual Rev 1 0 February 2008 Table of Contents Limited Guarantee and SUP OOM distin e 4 1O A R a O a E 5 ZO IKI COMPS IS seeds tees kazet ds ae dun ela sd usual ou an n SA 5 221 Y MORPR8EC25 Kitten LIS luesen a a a 5 P og es OD ROM Gente eter en ar a O P eee ee 6 SO SVSIOM OVER 6 3 1 Host Computer Requirements cccccccccccceseseeeeceeeeecseeeseeeeeeeeeesaeeeeeeeeeeseeessseeeeseesseaaaeeeeesseseaaggeess 6 3 2 VMIGRPROGZ5 A A 6 3 3 Driver and Support Software cccccccccccccoonccnnonononononnncnnnonononannnnnnnnnnnnnnnnnnnnnnnnnnnnnnrnnnnnnnnnnnnnnnennnnnnnnnass 6 3A Development kolo CAR PR O O O EE A id 6 3 4 1 E8a On Chip Debug Emulator 2220000000000 00000000 ena KK Kahn KKK AK Ann Kannan 6 3 4 2 HEW High performance Embedded Workshop 2 4220 een nenene 7 3 4 3 M16C Evaluation Version C CoMpiler oooonnccnncccccccconnccnnnncncononononnnnnononanncnnnnnnnonnnannnnnnnnnnnnnnnns 7 A E aca ec aca Se ca ae ice ee eS P E nb acne E 7 AO Remesas ACO OC ate id 7 3 4 6 Documentation Sample Projects and Project Generators lt lt lt lt lt lt lt ezzz 7 3 4 7 Software Build Process OVervieW oooccccccccccoccnnnccnnnnccoonnoonccnnnnononnnnennnnnnnononnnnnnnnnnnnnnnnannnnnnnnnnonnnan 8 3 4 8 Using the evaluation version 64K of the M16C compile
3. 4 5 Renesas AutoUpdate Included with HEW 4 0 and later is the Renesas AutoUpdate utility This utility can be configured to search our website automatically for updates of the Renesas tools installed on your PC See the HEW User s Manual on how to use this feature 3 4 6 Documentation Sample Projects and Project Generators The YMCRPR8C25 includes a full set of user documentation and project generators a project generator is a template to create a project After installing the CD documentation can be browsed by using the Manual Navigator from the Start menu Start gt All Programs gt Renesas gt High performance Embedded Workshop gt Manual Navigator All the sample code is contained within the project generator YMCRPR8C25 By using the project generators the user can name the workspace and project and gives flexibility on where the files are copied onto the PC Within HEW start a new project workspace and select YMCRPR8C25 for Project Type See the Quick Start Guide for detailed steps to creating a project with project generators New Project Workspace YMCRPR8C25 Step 1 Project rojects What type of project do you want to Workspace Name generate Project Types da RSKM16C62P JHALL_APPL l RSKMTBCENK Project Name Sample Code gw ASKR8C13 Sample code for MCRP Board HALL_APPL ample code for oard gw RSKR8C1B Py dl RSKR8C23 Directory RSKR8C25 E m ds C WorkS paceSHALL_APPL Browse
4. Kit 2 YMCRPR8C25 User s Manual This document YMCRPR8C25 Board Schematic Schematic diagram for RSK board M16C Series Software Manual Instruction set for the M16C R8C series CPU cores R8C 25 Group Hardware Manual Operation and Specifications for the R8C 25 MCU 6 E8a Emulator User s Manual E8A Debugger Manual 7 HEW User s Manual Document that describes installation and operation of this Integrated Development Environment for Renesas Tools NOTE These manuals can be viewed using the Manual Navigator by clicking on Start gt All Programs gt Renesas gt High performance Embedded Workshop gt Manual Navigator and expanding the entry for YMCRPR8C25 A 2 Table Other Documents kem Title Description HEW Target Server QSG QuickStart guide for HEW Target Server EN LCD Data Sheet Data sheet for ACM0802C LCD Emerson HURST Motor Data Sheet Data Sheet for DMB0224B10002 24VDC BLDC 3 Motor HEW Target Server Sample code Various samples of HEW Target Applications for the PC NOTE These documents are contained in the Utilities Folder on the YMCRPR8C25 Install CD YMCRPR8C25 User s Manual Rev 1 0 16 20 February 2008 Appendix B Hardware Notes B 1 Over Current Circuit The YMCRPR8C25 makes current measurements on the low side of the IPM though a 0 05 ohm non inductive resistor This shunt voltage is fed into the gain stage node SU in figure B 1 The gain is set at 2 2 R120 sets the trip th
5. 5 User s Manual Rev 1 0 12 20 February 2008 Lem Lem Enhances MCRP By Renesas Technology America Inc Max Speed Meter OScope System Settings About Lem Documentation Min Speed Max Speed Max Current Min Speed s Ee Slider i aa p 0 Stop 1295 Min Speed Set RPM D Max Speed Resetting the Target ow Spee AA Starting target Starting the Target EY Started EMERGENCY DKA Receiving target struct Save Data Done EE Locking to target Locked New speed setting 1295 RPM rer OCT New speed setting 1295 RPM Using COM1 Motor Dir Forward Figure 5 4 1 GUI Window 5 4 2 Running Motor Grab the Speed slider bar and move it above or below the stop point depending on the direction you wish the motor to rotate Moving the slider down means to rotate CCW as you face the shaft moving the slider up means to rotate CW as you face the motor shaft Values below the minimum speed of the selected algorithm will not cause the motor to spin Returning the slider to O will stop the motor In addition the motor may be stopped by selecting the STOP Button This will also cause the slider to return to the 0 RPM selection point The E Stop button flag is sampled at the lowest level of the algorithm Clicking on it will stop the motor and return slider to O RPM selection point 5 4 3 Plotting Data Near real time data can be plotted in one of the
6. CU 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 Quantity Remarks figure 8 to AC plug 3 pin Phoenix Connector For use with Bench top Power Supply YMCRPR8C25 Quick Start Guide YMCRPR8C25 Kit Packing List YMCRPR8C25 CD ROM 1 Auto install program HEW IDE amp debugger Motor Evaluation Code M16C C compiler assembler and linker FDT Flash Development Tool Manuals Tutorials Sample programs YMCRPR8C25 User s Manual Rev 1 0 5 20 February 2008 Spare fuse 2 1 1 CD ROM The CD ROM contains the electronic manuals and software necessary for developing programs Insert the enclosed CD into your computer the installer should auto start The installer program will create the C Workspace folder on your PC HEW is installed in the C Program Files Rene
7. a On Chip Debug Emulator The E8a is an On Chip Debug Emulator for downloading executing and debugging code It connects to the PC via a USB cable and to the motor control board via a 14 pin ribbon cable The E8a combined with the included software development tools provides a complete evaluation and development environment for the motor control platform YMCRPR8C25 User s Manual Rev 1 0 6 20 February 2008 3 4 2 HEW High performance Embedded Workshop HEW provides a Graphical User Interface GUI that integrates the software development tools and includes the C compiler assembler linker debuggers and editor E8a debugger components are included with this install of HEW 3 4 3 M16C Evaluation Version C Compiler The evaluation version of the M16C C compiler provides the same functionality as the commercial version except that link size will be restricted to 64 Kbytes after 60 days from when you begin using the compiler Contact your local sales representative if you wish to purchase a full license 3 4 4 FDT FDT is a Windows based application that is used to program the flash on the YMCRPR8C25 kit via a COM port on your PC FDT Flash Development Toolkit provides a means to download binary files in S record format to the R8C 25 flash Custom kernels were developed for programming the external flash on the kit To add this capability to an application these kernels will need to be linked into the user s project before compiling 3
8. allation process Simply launch HEW and Select YMCRPR825 under Project and on the subsequent screen select Application followed by BEMF_APPL The USER is referred to the Application note on BEMF sensor less motor control included with this kit for further details NOTE This algorithm relies on comparator circuits designed into the board refer to Appendix B for details Please be sure to check the jumper settings per table 4 3 2 5 3 Sample Code There are additional pieces of Sample code included with the kit that will help you evaluate different peripherals within the R8C microcontroller Simply launch HEW and Select YMCRPR825 under Project and on the subsequent screen select Sample code followed by sample code for the peripheral you wish to use 5 4 Windows GUI YMCRPR8C25 Control Program 5 4 1 OVERVIEW In order to facilitate motor control and test the Kit includes a Graphical User Interface which can start and stop the motor and plot various pieces of information about the motor while it is running The plots can include such things as speed current IPM temperature etc While you have HEW open and connected to the YMCRPR8C25 board through the E8a launch the GUI by simply browsing to C Workspace YMCRPR8C25 Utilites and double click on MCRP GUI icon a lem exe The GUI will launch and take control from the pot and switches on the PCB NOTE Initial screen will ask you to verify the jumpers for the chosen Algorithm YMCRPR8C2
9. ce will work with the evaluation version YMCRPR8C25 User s Manual Rev 1 0 8 20 February 2008 4 0 Hardware 4 1 YMCRPR8C25 System Overview Figure 4 1 shows the YMCRPR8C25 Hardware with major components identified Isolated Serial Connector 2x8 LCD Module Line cord Isolated E8a Motor LEDs 4 places Debugger Connector 24 VDC Mete Power Suppl Motor Winding Connection User Switches Hall Sensor Connection User LEDs 4 places Figure 4 1 YMCRPR8C25 System Components YMCRPR8C25 User s Manual Rev 1 0 9 20 February 2008 4 2 YMCRPR8C25 System Block Diagram The YMCRPR8C25 board incorporates an R5F21258 R8C 25 in a 52 pin QFP package from the R8C Tiny group of microcontrollers designated as U17 Figure 4 2 shows the YMCRPR8C25 block diagram CN 4 24v DC Supply International Rectifier IPM R8C 25 MCU Comparators Back EMF k OP AMP Signal Conditioning 4 LED PWM Status CN 3 Push Button Switch Figure 4 2 YMCRPR8C25 Block Diagram 4 3 The YMCRPR8C25 System Component Descriptions The YMCRPR8C25 System consists of the R8C 25 MCU an Integrated Power Module and supporting circuitry and an LCD module all mounted on a single PCB to drive the included Motor Below is a detailed description of the system components 4 3 1 YMCRPR8C25 Board The YMCRPR8G25 includes the R8C 25 and support circuitry Note that to operate the motor the jumpers must be set correctly for the met
10. hod selected sensor Hall or sensor less Back EMF The board is shipped with the jumpers in the Hall Sensor mode For details on the jumpers please consult section 4 5 of this YMCRPR8C25 User s Manual YMCRPR8C25 User s Manual Rev 1 0 10 20 February 2008 4 3 1 1 Jumper Settings Description Hall W connected to INT3 SW1 Connected to I O port 1 bit 2 p1 2 Over current Circuit connected to INTO for PWM Shutdown and interrupt generation Table 4 3 1 Hall based Operation Jumper Default setting _ Description F BEMF W comparator connected to INT3 BEMF V comparator connected to INT2 SW1 Connected to I O port 1 bit 2 p1 2 Over current Circuit connected to INTO for PWM Shutdown and interrupt generation JP1 1234 Don tcare SS MN A Table 4 3 2 BEMF based Operation 4 3 2 Emerson Motor The Emerson Motor included with the kit is a 3 phase BLDC motor Data sheet is included in the Utilities Directory of the Install CD under Non Renesas 4 3 3 Power Supply The power supply is a 24VDC 5A power supply with Center positive barrel connector The power supply is intended only to power the system with the motor that is included in the kit IMPORTANT The board does provide a connection for a bench top power supply It is recommended the user review all schematics and take all necessary precautions when trying to use the system with voltages and currents beyond those required for the motor included
11. ions Specification RAM 3kB Flash ROM 64kB 10A IGBT based Power Module ee O O OO A E 6 2 Power Supply Reguirements The YMCRPR8C25 Board requires a supply voltage of 24 0V DC and will draw approximately 0 5 amps when running the included motor with no load Running the motor under load will require more current The kit includes a 120 watt power supply 24VDC 5A which will drive the motor correctly under moderate loads A bench top supply may be used to power the board with other motors IMPORTANT The absolute operating range for the boards power supply input is 18 to 35 VDC Connecting to power supplies outside of this range may cause permanent damage to the board YMCRPR8C25 User s Manual Rev 1 0 14 20 February 2008 6 3 Operating Environment The table below lists the environmental conditions for using and storing the YMCRPR8C25 board Store the board in a conductive bag inside the original factory packaging Table 6 3 Operating and Storage Environments Environmental Condition Ambient Temperature Ambient Humidity Operating 0 to 55 C 30 to 80 non condensing No corrosive gas allowed Storage 30 to 75 C 30 to 80 non condensing No corrosive gas allowed YMCRPR8C25 User s Manual Rev 1 0 15 20 February 2008 Appendix A Reference Documents A 1 Table Renesas Documents Item Title Description YMCRPR8C25 Quick Start Guide that will help you get started on using the 1 YMCRPR8C25 Starter
12. panes of the motor control GUI Click on the OScope tab select the variable to plot and start the motor See figure 5 4 2 for details The sample rate of the data points is 400uS per data value plotted So if you are plotting four items variables you are sampling at 400uS 4 or 1600uS 1 6mS update rate This data may also be captures in a CSV file for plotting or analyzing under Excel YMCRPR8C25 User s Manual Rev 1 0 13 20 February 2008 Lem Lem Enhances MCRP By Renesas Technology America Inc j E x p Max Speed Meter OScope System Settings About Lem Documentation Channel 4 data source Omegah avg hd Channel B data source measured avg Sample data Show data points gt Min Speed 100 Slider Data points cal es 0 Stop 500 Trigger Type zE v C One Shot MinSpeed Set RPM E Continuous Zoom history if a a Zoom Mode Rect Hoiz Ver Max Speed Run Faults Starting target Over Temp Starting the Target Starte Receiving target struct Done Save Data Locking to target a a alas New speed setting 3465 RPM New speed setting 500 RPM E ATC Using COM1 New speed setting 500 RPM Figure 5 4 2 GUI Window 6 0 System Details 6 1 Hardware Specifications Table 6 1 lists the specifications of the YMCRPR8C25 Board Table 6 1 YMCRPR8C25 Board Specificat
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14. reshold on the over current monitor to provide an over current signal node FO The FO signal is fed to the INTO pin of the R8C 25 to generate an interrupt and shutdown the PWM signals to the motor The Hardware shutdown is to provide fast protection to the power stages in your motor design the software signal is to provide a methodology for you software to recover or notify in the event of an over current fault The circuit comes from the factory with the trip point pin 2 of R102 set to 1 0 Volts which equates to a trip point of about 4 9A at 85 duty cycle on the PWM NOTE this circuit measures the Bus current which in 6 step is typically the same as motor current For other modulation methods this may not be the case and customer is advised to analyze their requirements when utilizing other modulation methods lt u y 5V 10K Q R8 i R19 1K 100E Figure B 1 Over current Circuit YMCRPR8C25 User s Manual Rev 1 0 17 20 February 2008 B 2 Back EMF Detect Circuit The YMCRPR8C25 uses filters divider resistors and comparators to detect the Back EMF in hardware Figure B 2 shows the Filter Divider combination To Motor Outputs 9 ee BAT54S D12 BAT54S D13 R87 88 R89 0E 0E R91 R92 R93 90 9K 1 90 9K 1 lt vu lt Vw R95 R96 R97 10K 1 10K 1 10K 1 E WY p Figure B 2 Back EMF divider and filters The outputs are than fed to comparators to detect the correct threshold for zero cross in
15. sas folder by default 3 0 System Overview The following hardware and software products are required to use the YMCRPR8C25 Kit Host Computer Supplied by user YMCRPR8C25 board 24V BDLC Motor AC Adapter 24VDC 5A center positive 9 pin Serial cable Software Tools HEW IDE FDT Compiler Linker installed on host computer E8a On Chip Debugging Emulator Supplied with kit 3 1 Host Computer Requirements The minimum requirement to be able to use the software that comes with the YMCRPR8C25 kit is a PC with a serial port and Microsoft Windows 2000 or XP For debugging with the optional user supplied E8a in chip debugging emulator the PC also needs a USB port 3 2 YMCRPR8C25 Board The YMCRPR8C25 board consists of the main board and a 2x8 character based LCD pre assembled together The microcontrollers flash is factory programmed with the Hall Based Application also included on the CD so you can drive the motor right out of the box without loading code 3 3 Driver and Support Software The YMCRPR8C25 includes sample drivers for the peripherals used as part of the Project These provide working examples for use in driving motors For details see Chapter 5 0 3 4 Development Tools The installer program installs the development tools For details on installation see the QuickStart Guide A brief description of all the included tools follows Please refer to the individual tool manuals for detailed information 3 4 1 E8
16. seuseeessageeecsenseeessaeeeessaeees 16 A 1 Table Renesas Documents ne rensie is 16 A2 Table Other DOCUMEN a rd 16 Appendix B Hardware Nola iii id 17 BOVE Current ONCU esineda a icd 17 B 2 Back EMP DeteGt Cine ut basso a E E 18 Appendix GC PCB Component Layou sirdies a adidas 19 GA Component Placement TOP aia ad 19 C 2 Component Placement BOttOM ccoccocncccnncccccccnnnncnnncnonnnnnncnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnns 20 YMCRPR8C25 User s Manual Rev 1 0 2 20 February 2008 YMCRPR8C25 User s Manual Rev 1 0 3 20 February 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 0 4 20 February 2008 1 0 Introduction The YMCRPR8C25 kit is a low cost Evaluation Kit for evaluating the R8C 25 M
17. the motor One typical circuit is shown in Figure B 3 V_BUS_2 5 gt R24 10K LM339DR2G C11 22pF Figure B 3 Back EMF comparator YMCRPR8C25 User s Manual Rev 1 0 18 20 February 2008 Appendix C PCB Component Layout bp m C 1 Component Placement Top O Ft UP YP gt cr Ca mgl WP fit ous ne D an 024 E E o o o a e Je ls he 3 Ml ISOL z L ms U20A SW 5 RESET D4 26 40 SVD wwew omerica renesos com motarcantrol DS 27 39 PO P6 4 P65 P3 0 R64 R72 R S R B RSI Sooo F lt 0 WN A O 0 IDT ee ee ee PB 3 R59 R69 RCO I Jez mb elo LI LIS R52L_ y IR MODULE E s e 5 Cire ca7C um R54 MCRP R8C25 ME H C38 035 RITA Z3 y CoO CO A el e ae DB e Cs J2 MOTOR J HALL SEN CAL 11 tf E HU SOS eee eee m IL U Figure C 1 Component Placement Top as YMCRPR8C25 User s Manual Rev 1 0 19 20 February 2008 C 2 Component Placement Bottom coe ns D23 i R36 D 1 Us OOO ry Fw MCRP R8C25 Figure C 2 Component Placement Bottom YMCRPR8C25 User s Manual Rev 1 0 20 20 February 2008
18. with the kit 4 4 R8C 25 Group of MCUs The R8C 25 group of 16 bit single chip Flash microcontrollers MCU is part of the R8C Tiny Family The hardware and software manuals for the R8C 25 group of microcontrollers can be found from the Start menu Start gt All Programs gt Renesas gt High performance Embedded Workshop gt Manual Navigator after software installation YMCRPR8C25 User s Manual Rev 1 0 11 20 February 2008 5 0 Motor Control Demo and Support Software 5 1 Overview The YMCRPR8C25 kit includes two Motor Control Demonstration Application Projects and several Sample Code projects These are all accessible through the HEW project generator when creating new projects 5 2 Motor Control Demos 5 2 1 HALL Sensor Based BLDC Demo The HALL Sensor based motor drive algorithm can be generated and built using the Project Generator installed during the YMCRPR8C25 Kit installation process Simply launch HEW and Select YMCRPR825 under Project and on the subsequent screen select Application followed by HALL_APPL The USER is referred to the Application note on HALL based motor control included with this kit for further details NOTE This algorithm relies on the HALL sensors built into the motor Please be sure to check the jumper settings per table 4 3 1 5 2 2 BEMF Sensor less BDLC Demo The BEMF Sensor less motor drive algorithm can be generated and built using the Project Generator installed during the YMCRPR8C25 Kit inst
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