Microchip Debugger (MDB) User's Guide - Digi-Key
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1. addr starting display address addr is the address where you want MDB to begin displaying memory The expression need not have a pointer value though it may it is always interpreted as an integer address of a byte of memory The default for addr is usually just after the last address examined but several other commands also set the default address info breakpoints to the address of the last breakpoint listed info line to the starting address of a line and print if you use it to display a value from memory DS52102A page 10 2012 Microchip Technology Inc How to Use MDB TABLE 1 4 DEVICEANDTOOL LIST OF COMMANDS Device Setthe name of the target device Device devicenam Example Device PIC32MX795F512L Hwtool Set the debug tool Hardware toolname Following are the supported tool names not case sensitive ICD3 MPLAB ICD 3 In Circuit Debugger ReallCE MPLAB REALICE In Circuit Emulator PICkit3 PICkit 3 In Circuit Debugger SIM Simulator PM3 MPLAB PM3 Programmer LicensedDebugger third party debugger LicensedProgrammer third party programmer TABLE 1 5 OTHERS LIST OF COMMANDS Help Print list of commands Quit Quit exits the debugger Set Set command The tool property name and value are from the project properties selected when creating the project in MPLAB X IDE Set tool property name tool property value Example Set2. essieu 14 programming 8 Simulator das 13 r nniNg 58 2 are ni 8 KI Ka Ya uu are kan lv 8 Saca A 8 SUIMUIS ia adas 13 A ee 13 T Command Dos EE 14 Target Device Reset 14 DVI esa biens at 13 Transition Socket di A ms 14 Specification een 6 a Ko ya ya ass AWA 13 QUiT antn aide eae A a dA tonne 14 Reset MGLR ua niani 14 RUM er AAA AAR Ra MARWA ka anya WAA 14 IEP En 16 SIOD sr men ta teehee ann 14 SUN ernennen 13 Command Prompt 7 D GALA sist n a S Sasu ee 8 deviceandtool O 8 Documentation CONVENTIONS u nenne seus sess 5 E UPN Ge x a ir dt rss 13 Entering Commands Method 8 H Header Specification 6 Helpa stereos ote at O es 9 M MCLR Reset 14 MID Beene a te PA Ae dg 7 Microchip Debugger 7 O OS yt check s ss me RR tr 8 P Processor Extension Pak Specification 6 programming s l HR ee 8 2012 Microchip Technology Inc DS52102A page 17 MICROCHIP Worldwide Sales and Service AMERICAS Corporate Office 2355 West Chandler Blvd Chandler AZ 85224 6199 Tel 480 792 7200 Fax 480 792 7277 Technical Support http www microchip com support Web Address www microchip com Atlanta Duluth GA
3. MICROCHIP Microchip Debugger MDB User s Guide Note the following details of the code protection feature on Microchip devices Microchip products meet the specification contained in their particular Microchip Data Sheet Microchip believes that its family of products is one of the most secure families of its kind on the market today when used in the intended manner and under normal conditions There are dishonest and possibly illegal methods used to breach the code protection feature All of these methods to our knowledge require using the Microchip products in a manner outside the operating specifications contained in Microchip s Data Sheets Most likely the person doing so is engaged in theft of intellectual property Microchip is willing to work with the customer who is concerned about the integrity of their code Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code Code protection does not mean that we are guaranteeing the product as unbreakable Code protection is constantly evolving We at Microchip are committed to continuously improving the code protection features of our products Attempts to break Microchip s code protection feature may be a violation of the Digital Millennium Copyright Act If such acts allow unauthorized access to your software or other copyrighted work you may have a right to sue for relief under that Act Information contained in
4. The parameter is optional If it is specified the program will break only when the value held in the data memory matches the specified value matches the specified value e passCount The parameter is optional The number of times the breakon condition is met before the program breaks Examples watch Oxfffff W MDB assigns a watchpoint number and returns Watchpoint 1 Delete Delete a breakpoint If no argument is specified delete all breakpoints You can abbreviate this command as d Delete breakpoint number breakpoint number Generated by MDB for break and or watch command Example Delete 1 Halt Stop the debugged program 2012 Microchip Technology Inc DS52102A page 9 MDB User s Guide TABLE 1 3 DATA LIST OF COMMANDS Print Print a variable with optional formatting print f datasize value variable Optional format letter The format letters supported are x Print as integer in signed hexadecimal a Print as integer in signed decimal a Print the address of a symbol e datasize value Optional data size Variable in assembly code might not have data size information User can specify the data size if the cof or elf file does not have the size information The values supported are 1 The data size is 1 byte 2 The data size is 2 bytes 4 The data size is 4 byte Stim Specify a simulator SCL stimulus file to use Loads the specified SCL stimu
5. Tel 678 957 9614 Fax 678 957 1455 Boston Westborough MA Tel 774 760 0087 Fax 774 760 0088 Chicago Itasca IL Tel 630 285 0071 Fax 630 285 0075 Cleveland Independence OH Tel 216 447 0464 Fax 216 447 0643 Dallas Addison TX Tel 972 818 7423 Fax 972 818 2924 Detroit Farmington Hills MI Tel 248 538 2250 Fax 248 538 2260 Indianapolis Noblesville IN Tel 317 773 8323 Fax 317 773 5453 Los Angeles Mission Viejo CA Tel 949 462 9523 Fax 949 462 9608 Santa Clara Santa Clara CA Tel 408 961 6444 Fax 408 961 6445 Toronto Mississauga Ontario Canada Tel 905 673 0699 Fax 905 673 6509 ASIA PACIFIC Asia Pacific Office Suites 3707 14 37th Floor Tower 6 The Gateway Harbour City Kowloon Hong Kong Tel 852 2401 1200 Fax 852 2401 3431 Australia Sydney Tel 61 2 9868 6733 Fax 61 2 9868 6755 China Beijing Tel 86 10 8569 7000 Fax 86 10 8528 2104 China Chengdu Tel 86 28 8665 5511 Fax 86 28 8665 7889 China Chongqing Tel 86 23 8980 9588 Fax 86 23 8980 9500 China Hangzhou Tel 86 571 2819 3187 Fax 86 571 2819 3189 China Hong Kong SAR Tel 852 2401 1200 Fax 852 2401 3431 China Nanjing Tel 86 25 8473 2460 Fax 86 25 8473 2470 China Qingdao Tel 86 532 8502 7355 Fax 86 532 8502 7205 China Shanghai Tel 86 21 5407 5533 Fax 86 21 5407 5066 China Shenyang Tel 86 24 2334 2829 Fax 86 24 2334 2393 China Shenzhen Tel 86 755 8203
6. brackets Optional arguments mpasmwin options file options Curly brackets and pipe character Choice of mutually exclusive arguments an OR selection errorlevel 0 1 Ellipses Replaces repeated text var_name var_name Represents code supplied by user void main void RECOMMENDED READING This document describes how to use the MDB Other useful documents are listed below The following Microchip documents are available and recommended as supplemental reference resources Release Notes for MDB For the latest information on using the MDB read the release notes under Release Notes and Support Documentation on the MPLAB X IDE Start page The release notes contain update information and known issues that may not be included in this user s guide Debugger Design Advisory DS51764 A small document on guidelines and implementation considerations to ensure proper interfacing to the various development tools Processor Extension Pak and Header Specification DS51292 This booklet describes how to install and use Processor Extension Paks PEPs and related debug headers to better debug selected devices without the loss of pins or resources See also the PEP and Header online help file Transition Socket Specification DS51194 Consult this document for information on transition sockets available for use with headers DS52102A page 6 2012 Micr
7. mplab ide bin c Program Files x86 Microchip MPLABX mplab ide bin gt mdb bat In Linux cd opt microchip mplabx mplab ide bin S mdb sh In Mac OSX cd Applications microchip mplabx mplab ide app Contents Resources melab ide bin S mdb sh 2012 Microchip Technology Inc DS52102A page 7 MDB User s Guide You can run a test using either of these methods Entering Commands Method Running a Command File Method Entering commands is the preferred method to run a test with MDB It allows you to interact with the target application as it executes in simulation or on actual hardware The result of each command is displayed one at a time so that mistakes are more easily understood and corrected See Entering Commands Method Running a command file method cannot be used after invoking the MDB It is included as a parameter in the command line when invoking the MDB See Running a Command File Method ENTERING COMMANDS METHOD Entering commands is a step by step method to run a test with MDB The following sections describe Classes of Commands e List of Commands Programming a Device e Debugging a Device Classes of Commands Once the MDB is running you can start entering commands Please note that the MDB commands are not case sensitive Type help for a list of classes of commands in MDB TABLE 1 1 MDB CLASSES OF COMMANDS breakpoints Making progra
8. programoptions eraseb4program true Sleep Makes the current script processor sleep until specified milliseconds have elapsed Sleep milliseconds Example Sleep 10 Wait Wait command makes the current script processor wait until the debugger halts before processing the next command Wait Wait Milliseconds makes the processor process the next command if the debugger does not halt and milliseconds have elapsed Wait milliseconds TABLE 1 6 PROGRAMMING LIST OF COMMANDS Program Programs device memory with the image specified by the file Note if the path or filename has spaces in it you must use the quotation marks If there are no spaces in the path of filename the quotation marks are not needed as shown below Program executableImageFil Upload Uploads the executable image to MDB memory Upload sms a E 2012 Microchip Technology Inc DS52102A page 11 MDB User s Guide TABLE 1 7 RUNNING LIST OF COMMANDS Continue Resume program being debugged after breakpoint Continue Halt Stops the debugged program Halt Next Step program proceeding through subroutine calls Like the step command as long as subroutine calls do not happen when they do the call is treated as one instruction Next Run Start the debugged program Run Step Step program until it reaches a different source line The step command only enters a function if there si a line number inf
9. 2660 Fax 86 755 8203 1760 China Wuhan Tel 86 27 5980 5300 Fax 86 27 5980 5118 China Xian Tel 86 29 8833 7252 Fax 86 29 8833 7256 China Xiamen Tel 86 592 2388138 Fax 86 592 2388130 China Zhuhai Tel 86 756 3210040 Fax 86 756 3210049 ASIA PACIFIC India Bangalore Tel 91 80 3090 4444 Fax 91 80 3090 4123 India New Delhi Tel 91 11 4160 8631 Fax 91 11 4160 8632 India Pune Tel 91 20 2566 1512 Fax 91 20 2566 1513 Japan Osaka Tel 81 66 152 7160 Fax 81 66 152 9310 Japan Yokohama Tel 81 45 471 6166 Fax 81 45 471 6122 Korea Daegu Tel 82 53 744 4301 Fax 82 53 744 4302 Korea Seoul Tel 82 2 554 7200 Fax 82 2 558 5932 or 82 2 558 5934 Malaysia Kuala Lumpur Tel 60 3 6201 9857 Fax 60 3 6201 9859 Malaysia Penang Tel 60 4 227 8870 Fax 60 4 227 4068 Philippines Manila Tel 63 2 634 9065 Fax 63 2 634 9069 Singapore Tel 65 6334 8870 Fax 65 6334 8850 Taiwan Hsin Chu Tel 886 3 5778 366 Fax 886 3 5770 955 Taiwan Kaohsiung Tel 886 7 213 7828 Fax 886 7 330 9305 Taiwan Taipei Tel 886 2 2508 8600 Fax 886 2 2508 0102 Thailand Bangkok Tel 66 2 694 1351 Fax 66 2 694 1350 EUROPE Austria Wels Tel 43 7242 2244 39 Fax 43 7242 2244 393 Denmark Copenhagen Tel 45 4450 2828 Fax 45 4485 2829 France Paris Tel 33 1 69 53 63 20 Fax 33 1 69 30 90 79 Germany Munich Tel 49 89 627 144 0 Fax 49 89 627 144 44 Italy M
10. d in Command Prompt for example C Program Files Microchip MPLABX mplab ide bin gt mdb bat lt commandfile txt gt The following is an example of a command file C MDB SIMCommand_Target txt A line starting with means that it is a comment A Sleep command should be added to make sure the MDB has enough time to finish the previous command before it executes the next command MDB will run all the commands in the command file sequentially FIGURE 1 2 EXAMPLE OF RUNNING A COMMAND FILE MDB SIMCommand Target txt Notepad File Edit Format View Help Device PIC18F66K22 Hwtool SIM Program C MDBTestExample Build test preprocess files dist test_lO_Button cof Reset MCLR Sleep 1500 set breakpoint at 0x108 Break simulator c 53 Break 0x108 Run Wait 600000 Sleep 6000 Print PROD Quit AAA a rIr r I ir DS52102A page 16 2012 Microchip Technology Inc MICROCHIP MDB USER S GUIDE Index B R A ae naeh 14 Reading Recommended 6 breakpoints u U id 8 Readme a ee nannten 6 ii oa 14 C E PUNNING AAA ir rte 8 Classes of Commands 8 Running a Command File Method 16 breakpoints ua I un nennen 8 qalay aaa S ma E TAO 8 s deviceandtool 8 Sua ia 13 ONES rer a ia a aid 8 Set Breakpoint
11. g devices Serial EEPROMs microperipherals nonvolatile memory and analog products In addition Microchip s quality system for the design and manufacture of development systems is ISO 9001 2000 certified DS52102A page 2 2012 Microchip Technology Inc MICROCHIP MDB USER S GUIDE Table of Contents Praise cies 5 How to Use MDB U 7 Index r Seated 17 Worldwide Sales and Service 18 2012 Microchip Technology Inc DS52102A page 3 MDB User s Guide NOTES DS52102A page 4 2012 Microchip Technology Inc MICROCHIP MDB USER S GUIDE Preface NOTICE TO CUSTOMERS document All documentation becomes dated and this manual is no exception Microchip tools and documentation are constantly evolving to meet customer needs so some actual dialogs and or tool descriptions may differ from those in this document Please refer to our web site www microchip com to obtain the latest documentation available Documents are identified with a DS number This number is located on the bottom of each page in front of the page number The numbering convention for the DS number is DSXXXXXA where XXXXX is the document number and A is the revision level of the For the most up to date information on development tools see the MPLAB X IDE help Select the Help menu and then Topics to open a lis
12. ilan Tel 39 0331 742611 Fax 39 0331 466781 Netherlands Drunen Tel 31 416 690399 Fax 31 416 690340 Spain Madrid Tel 34 91 708 08 90 Fax 34 91 708 08 91 UK Wokingham Tel 44 118 921 5869 Fax 44 118 921 5820 10 26 12 DS52102A page 18 2012 Microchip Technology Inc
13. ild test preprocess files dist test TO Button cof If you are using SIM Simulator as the hardware tool and the project needs an scl file it can be set up by using the command Stim location of the scl file For more information use the command Help Stim You can use Stimulus to set pin injection and or register injection An scl file is used to set the condition A Program succeeded message displays when programming is complete 2012 Microchip Technology Inc DS52102A page 13 MDB User s Guide Debugging a Device You can use the following commands to debug a device See Figure 1 1 shows an example of using commands to debug a project MCLR Reset Refer to the device data sheet for reset information If an MCLR reset is needed for debugging purposes enter the command Reset MCLR Target Device Reset Refer to the device data sheet for reset information If you need to reset the target device first halt the target then use the command Reset Set Breakpoint There are two ways to set a breakpoint for debugging Set a breakpoint by source line number using the command Break filename linenumber For example Break main c 53 Set an absolute address using command Break address For example Break 0x108 e Set Watchpoint To set a watchpoint for debugging Set a watchpoint by specifying an address and the type of watch using the command Watch address breakontype For exam
14. lus file into the simulator or if no path to the file is specified it clears a loaded file Note if the path or filename has spaces in it you must use the quotation marks as shown below If there are no spaces in the path of filename the quotation marks are not needed Stim path to file Stim x Examine memory You can use the command x for examine to examine memory in any of several formats independently of your program s data types x tnfu addr t the type of memory Each time you specify a memory type with x that type becomes the default memory the next time you use x The type of memory is any of the following r File Registers RAM memory This is the initial default p Program flash memory e EE Data memory n the repeat count The repeat count is a decimal integer the default is 1 It specifies how much memory counting by units u to display e f the display format The display format is one of the formats used by print x d o f s and in addition i for machine instructions The default is x hexadecimal initially The default changes each time you use x e u the unit size Each time you specify a unit size with x that size becomes the default unit the next time you use x For the s and i formats the unit size is ignored and is normally not written The unit size is any of b Bytes h Halfwords two bytes w Words four bytes This is the initial default
15. m stop at certain points data Examining changing data deviceandtool Selecting debug tool and device others Miscellaneous commands programming Programming device and its relative functions running Running the program stack Examining stack DS52102A page 8 2012 Microchip Technology Inc How to Use MDB List of Commands For a list of all commands within a particular class type help followed by the class name See the following tables for information about each list of commands For documentation on a particular command type help followed by the command name TABLE 1 2 BREAKPOINTS LIST OF COMMANDS Break Set a breakpoint at the specified source line number break filename linenumber passCount Set a breakpoint at an absolute address break address passCount address The address of the data memory to be watch Use command print a to get a variable address passCount The parameter is optional The number of times the breakon condition is met before the program breaks Example break newmain c 16 MDB assigns a breakpoint number and returns Breakpoint 0 at 0x9d0000cc file newmain c line 16 Watch Set a data breakpoint at the specified memory address Watch address breakonType value passCount address The address of the data memory to be watched Use command print a to geta variable address BreakonType R Read W Write RW Read or Write value
16. ochip Technology Inc MICROCHIP MDB USER S GUIDE How to Use MDB INTRODUCTION MDB is the Microchip Debugger It facilitates programming and debugging devices through the Command Prompt interface instead of using the Microchip MPLAB X IDE Integrated Development Environment MDB was designed for engineers who prefer to use the Command Prompt GETTING STARTED Install MPLAB X IDE See the Microchip web site www microchip com to download the latest version The MDB is automatically installed with the MPLAB X IDE Generate a cof elf file for debugging If simply programming a device a hex file is sufficient The project can be built with MPLAB X IDE or using third party compilers as long as a cof elf file is generated The cof elf file is a linked executable file that contains symbolic debugging information INVOKING THE MDB Use the Command Prompt to invoke MDB On Windows 7 the Command Prompt must be opened in Administrator mode Start gt All Programs gt Accessories gt Command Prompt right click and select Run as Administrator This opens the Administrator Command Prompt The path to the MDB may be vary depending on where the MPLAB X IDE was installed and which operating system is installed In Windows 32 bit c gt cd c Program Files Microchip MPLABX mplab ide bin c Program Files Microchip MPLABX mplab ide bin gt mdb bat In Windows 64 bit c gt cd c Program Files x86 Microchip MPLABX
17. ormation for the function Step TABLE 1 8 STACK LIST OF COMMANDS Backtrace Print a backtrace of the entire stack one line per frame for all frames in the stack Backtrace full lt n n gt e full prints the values of local variables n prints the innermost n frames n prints the outermost n frames AAA ee TG r m DS52102A page 12 2012 Microchip Technology Inc How to Use MDB Programming a Device The file or hardware tool you need to use for MDB cannot be active or open simultaneously in the MPLAB X IDE IPE or third party program Make sure you close or make inactive the file or hardware tool before attempting to use with the MDB 1 Select the device by entering the command Devic device name For example Device PIC18F66K22 2 Select the hardware tool Currently MDB only supports MPLAB ICD 3 MPLAB PM3 MPLAB REAL ICE PICkit 3 and Simulator To verify the supported tools type Help Hwtool The MPLAB ICD 3 MPLAB REAL ICE PICkit 3 and Simulator are for program ming and debugging while the MPLAB PM is for programming only To select the hardware tool type the command Hwtool tool name For example Hwtool SIM 3 Ifthe project was already built a cof or elf file was generated To program the device with the cof elf or hex file enter the command Program location of the cof or elf or hex file For example Program C MDBTestExample Bu
18. ple Watch 0xa0007f f0 R or Watch address breakontype value passcount For example Watch 0xa0007 f0 R 0xf 1 Delete Breakpoint To delete a breakpoint use the command Delete breakpoint number If no argument is specified in this command it will delete all breakpoints e Run Program The Run command can be used to run the program until it reaches a breakpoint Step Through To step through the program use the Step command or Next command See Variable Value A Print variable command can be used to see the value of a variable or an SFR Exit Use the Quit command to exit the MDB DS52102A page 14 2012 Microchip Technology Inc How to Use MDB FIGURE 1 1 EKAMPLE OF USING COMMANDS TO DEBUG A PROJECT Administrator Command Prompt mdb gt Reset MCLR gt Break 0x108 Breakpoint 0 at 0x108 gt Run Running gt Test IO Button c 32 test IO Button Initialize should initialize the 9 Tests 0 Failures 0 Ignored OK Stop at address 0x108 file C MDBTestExample Build test preprocess files Test su source line 53 gt Print PROD PROD 0 O 2012 Microchip Technology Inc DS52102A page 15 MDB User s Guide RUNNING A COMMAND FILE METHOD If programming and debugging needs to be done frequently or multiple times run the test by running a command file This will save time entering the commands repeatedly Put all the commands in a file on the C drive and run it using this comman
19. t of available help files INTRODUCTION CONVENTIONS USED IN THIS GUIDE This chapter contains general information that will be helpful to know before using the MDB Items that are discussed include Conventions Used in This Guide Recommended Reading The following conventions may appear in this documentation TABLE 1 DOCUMENTATION CONVENTIONS Description Represents Examples Arial font Italic Referenced books MPLAB IDE User s Guide Emphasized text is the only compiler Initial caps A window the Output window A dialog the Settings dialog A menu selection select Enable Programmer Quotes A field name in a window or Save project before build dialog Underlined italic text with A menu path File gt Save right angle bracket Bold A dialog button Click OK A tab Click the Power tab Text in angle brackets lt gt A key on the keyboard Press lt Enter gt lt F1 gt Courier font 2012 Microchip Technology Inc DS52102A page 5 MDB User s Guide TABLE 1 DOCUMENTATION CONVENTIONS CONTINUED Description Represents Examples Plain Sample source code define START Filenames autoexec bat File paths c mcec18 h Keywords _asm _endasm static Command line options Opa Opa Bit values 0 1 Constants OxFF A talic A variable argument file o where file can be any valid filename Square
20. this publication regarding device applications and the like is provided only for your convenience and may be superseded by updates It is your responsibility to ensure that your application meets with your specifications MICROCHIP MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED WRITTEN OR ORAL STATUTORY OR OTHERWISE RELATED TO THE INFORMATION INCLUDING BUT NOT LIMITED TO ITS CONDITION QUALITY PERFORMANCE MERCHANTABILITY OR FITNESS FOR PURPOSE Microchip disclaims all liability arising from this information and its use Use of Microchip devices in life support and or safety applications is entirely at the buyer s risk and the buyer agrees to defend indemnify and hold harmless Microchip from any and all damages claims suits or expenses resulting from such use No licenses are conveyed implicitly or otherwise under any Microchip intellectual property rights QUALITY MANAGEMENT SYSTEM CERTIFIED BY DNV ISO TS 16949 Trademarks The Microchip name and logo the Microchip logo dsPIC FlashFlex KEELOQ KEELOQ logo MPLAB PIC PICmicro PICSTART PIC logo rfPIC SST SST Logo SuperFlash and UNI O are registered trademarks of Microchip Technology Incorporated in the U S A and other countries FilterLab Hampshire HI TECH C Linear Active Thermistor MTP SEEVAL and The Embedded Control Solutions Company are registered trademarks of Microchip Technology Incorporated in the U S A Silicon S
21. torage Technology is a registered trademark of Microchip Technology Inc in other countries Analog for the Digital Age Application Maestro BodyCom chipK IT chipKIT logo CodeGuard dsPICDEM dsPICDEM net dsPICworks dsSPEAK ECAN ECONOMONITOR FanSense HI TIDE In Circuit Serial Programming ICSP Mindi MiWi MPASM MPF MPLAB Certified logo MPLIB MPLINK mTouch Omniscient Code Generation PICC PICC 18 PICDEM PICDEM net PICkit PICtail REAL ICE rfLAB Select Mode SQI Serial Quad I O Total Endurance TSHARC UniWinDriver WiperLock ZENA and Z Scale are trademarks of Microchip Technology Incorporated in the U S A and other countries SQTP is a service mark of Microchip Technology Incorporated in the U S A GestlC and ULPP are registered trademarks of Microchip Technology Germany II GmbH amp Co amp KG a subsidiary of Microchip Technology Inc in other countries All other trademarks mentioned herein are property of their respective companies 2012 Microchip Technology Incorporated Printed in the U S A All Rights Reserved LI Printed on recycled paper ISBN 978 1 62076 673 6 Microchip received ISO TS 16949 2009 certification for its worldwide headquarters design and wafer fabrication facilities in Chandler and Tempe Arizona Gresham Oregon and design centers in California and India The Company s quality system processes and procedures are for its PIC MCUs and dsPIC DSCs KEELOQ code hoppin
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