Sorry there is a loooot of rambling in this video, but ill cut that down in future videos i swear. Pdq board c code examples example c programs for hcs129s12 microcontroller based instruments and projects. Code examples are provided for realtime programming the pdq board, an hcs12 9s12 single board computers. The comprehensive, highly visual codewarrior development studio for freescale hcs12x microcontrollers enables engineers to build and deploy.
Lab objectives the objective for this lab is to become familiar with the output compare oc subsystem of the hcs12 mcu, the leds to output the results, and binary counting. Our overall approach on this project has been to develop a tutorial, standalone text on. C language programming the hcs12 microcontroller hanway huang minnesota state university, mankato september 2009. Description the hcs12 family of microcontrollers has the functiona lity to remap its internal registers, ram memory, and eeprom memory within some boundaries defined fo r each microcontroller. Here you can find a large amount of links and resources for this family of 16bit microcontrollers. Simulator for hcs12 microcontrollers solutions experts exchange. An introduction to software and hardware interfacing. For reference, information is provided for the m68hc12. To replace dbug12 monitor with serial monitor or vice versa. The hcs12 microcontroller and embedded systems source code 1st edition. I need a freelancer who will write multiple small programs for this board using c and assembly languages.
Codewarrior for hcs12 x has been designed to simplify the development of microcontrollerbased applications by helping engineers concentrate on the key part of their project. This site is dedicated to users of hc12 and hcs12 microcontrollers made by freescale formerly known as motorola semiconductor. Hcs12 introduction to microcontrollers nxp community. Freescale s12 and s12x mcus provide highperformance 16bit control for automotive and industrial applications. A hcs12 microcontroller i had to buy for a class i had recently taken has 40 pins on the back side of it. Programs written for the hc11 are usually compatible with the hc12, which has a few extra instructions. Mar 25, 2009 this new book provides a total solution for learning and teaching embedded system design based on the freescale hcs12 9s12 microcontroller.
The hc12 is a halfduplex wireless serial communication module with 100 channels in the 433. Thousands of applications are meticulously cataloged in the freshmeat database, and links to new code are added daily. The hcs12 microcontroller hanway huang minnesota state. The hcs12 allows the program to jump to any memory address during program execution, and the jump to subroutine instruction may be used to call a routine that needs to be executed on periodic bases. The hcs12 serial monitor provides full access to codewarriors source level debugger hiwave. Assembly and c programming for the freescale hcs12 microcontroller by fredrick m. A guide to codewarrior development studio for hcs12x. Programming a freescale miccontroller by making leds. A summary of c language constructs that will be used in hcs12 programming. Hcs12 mcu modules from freescale or axiom come with usbbdm and ready to be used with codewarrior.
Find answers to simulator for hcs12 microcontrollers from the expert community at experts exchange. The expression needs to be evaluated left to right, following standard order of operations. Thank you very much for purchasing our dragon12plususb trainer. Assembly and c programming for the freescale hcs12 microcontroller, second. Hcs12 assembly getting started w codewarrior youtube. Using the hcs12 serial monitor on wytec dragon12 boards fw0704 1 using motorolas hcs12 serial monitor on wytecs dragon12 boards wytecs dragon12 development boards are preinstalled with dbug12, a small monitor program which allows a user to interact with the board through a serial.
The 68hc12 6812 or hc12 for short is a microcontroller family from freescale semiconductor. This is an assembly language assignment that uses codewarrior program and hcs12 microcontroller. The hcs12 microcontroller and embedded systems source code 1st edition these code are for your trainer running with the codewarrior only. Hcs12 series hcs12 programming tutorial indarthcs12 electrical based microcontroller projects hcs12. The text features several examples and sample programs that provide students with opportunities to learn by doing. Hcs12 the hcs12 is a family of microcontrollers from freescale, inc.
Hcs12 nvm guidelines the reader should refer to the relevant flash or eeprom block user guide for complete details of all flasheeprom registers. Introduction to hcs129s12 todays topics major pieces of information about the processor specific information on mc9212dg256 microcontrollerspecific information on mc9212dg256 microcontroller. Thank you very much, pablo argentina, buenos aires the hcs12 family is pretty firmly committed to using the bdm interface for programming a new part. Hcs12 9s12 hardware and software interfacing, hcs12. As a result, the s12x controller has the highperformance capabilities you would normally expect of a 32bit controller.
Micro digital ed support microcontroller books and kits. Software and hardware engineering paperback fredrick m. An3275 s12 all access bootloader for the hcs12 microcontroller family. In this book the authors use a stepbystep and systematic approach to show the programming of the hcs12 chip. Codewarrior for hcs12 x has been designed to simplify the development of microcontroller based applications by helping engineers concentrate on the key part of their project. Traffic light controller using hcs12 i need help writing the interrupt service. Assembly and c programming for the freescale hcs12 microcontroller, second model, presents a standardperform view of software and hardware engineering in microcontroller methods and an entire technical reference for the freescale hcs12 microcontroller. Remember the page number or place a bookmark on the page that you are. Covers basic microcontroller concepts and exercises in both assembly and c programming language. View and download freescale semiconductor hcs12 quick reference manual online. Wytec dragon12 development board mechanical engineering.
To replace dbug12 monitor with serial monitor or vice versa, how to use the tinybdm to program flash memory on a target board. Freescale semiconductor hcs12 quick reference manual pdf. It is ideal for a first undergraduate course in microcontrollers. Below are chegg supported textbooks by muhammad ali mazidi. Full text of the hcs 12 9 s 12 an introduction to software and. Sold by halfprice hanks books and ships from amazon fulfillment. If you are using debug12 monitor program with the asmide and imagecarft c click here for the codes. The latter is useful when working within the metrowerks codewarrior ide. Need a great reliable rtos for multitasking with the hcs12. It is ideal for a first undergraduate course in microcontrollers, microprocessors, or microcomputers. Hcs12 microcontrollers s12cpuv2 reference manual s12cpuv2 rev.
Programming model, address mode, hc12 hardware introduction. Examples in both assembly language and c show how to program many of the hcs12 features, such as timers, serial communication, adc, and pwm. The comprehensive, highly visual codewarrior development studio for freescale s12x microcontrollers enables engineers to build and deploy s12 or s12xxgate systems quickly and easily. To reference the information in the cpu12 users manual, see the document cpu12rmad or go to the web site listed here. Mc9s12a128cpve hcs12 hcs12 microcontroller ic 16bit 25mhz 128kb 128k x 8 flash 112lqfp 20x20 from nxp usa. The examples mentioned are intended to be modified to suit the specific needs of any application. Singlechip microcontroller interfacing techniques 19. For a brief description of the microcontroller s capabilities, see overview of the mc9s12a512 microcontroller. Sl 2c product summary page mozilla firefox bookmarks tools help. This link provides instructions for replacing the onboard monitor program dbug12 by motorolas hcs12 serial monitor. Oct 11, 2006 hello people, somebody knows about a free programmer for the hcs12 family.
These code are for your trainer running with the codewarrior only. Bookmark file pdf microcontroller programming book a microcontroller is a. The dragon12plususb trainer is a lowcost, featurepacked training board for the new freescale hcs12 microcontroller family. Freescale 9s12, hcs12, 68hc12, 68hcs12, mc9s12a512. List of magniv s12x application notes nxp community.
For undergraduatelevel courses in microcontrollers and embedded systems. This project will begin by using the hc12 to create a wireless link between two computers and end with a second article that creates a simple wireless gps tracker. It is compatible with the freescale 9s12dp256evb board and other similar development. Write a program to drive the leds on dragon 12 board, so that one led lights at a time from top to bottom and then from bottom to top with each led. A large number of links and resources for the hc12 microcontrollers. This is part 1 of 2 of the first lecture from sysc 2003. Using the hcs12 serial monitor on wytec dragon12 boards. This page introduces the software and hardware features of the pdq board. Contents preface chapter 1 introduction to the hcs12 microcontroller 1 1.
Codewarrior development studio for hcs12x microcontrollers. It works with the newest code warrior special edition 5. All content included on our site, such as text, images, digital downloads and other, is the property of its content suppliers and protected by us and. In our first course, we used a commercial hcs12 evaluation. A case study in efficient microcontroller education acm sigbed. The hcs12 modules has 60pin male connector j1 which is plugged into the 60pin female connector j5 of the student project board. Howto add missing derivatives to codewarrior classic hcs12x.
Check the new micriums port for the dragon12plus board. Boston columbus indianapolis new york san francisco upper saddle river amsterdam cape town dubai london madrid milan munich paris montreal toronto. Going from single digit entry to 16bit integer is standard decimaltobinary conversion which is a common exercise in an introductory computer programming course. Io ports and assembly programming be sure you have read all of the readings and viewed all of the lectures for this unit before beginning this assignment. Codewarrior development studio for s12x microcontrollers v5. It can be programmed and used with the student project board. This new book provides a total solution for learning and teaching embedded system design based on the freescale hcs12 9s12 microcontroller. Assembly and c programming for the freescale hcs12 microcontroller, second edition, provides a generalpurpose view of software and hardware engineering in microcontroller systems and a comprehensive technical reference for the freescale hcs12 microcontroller. Originally introduced in the mid1990s, the architecture is an enhancement of the freescale 68hc11. The hcs12 microcontroller from freescale semiconductor is a powerful and complex chip. Codewarrior development studio for hcs12x microcontrollers v5. Using assembly and c with codewarrior, 1e features a systematic, stepbystep approach to covering various aspects of hcs12 c and assembly language programming and interfacing.
The hcs12 mc9s12 microcontroller chapter summerychapter summery the same sequence of instructions often need to be executed in several places of the program. View or download datasheets, user guides, specifications and block diagrams for the freescale 9s12 hcs12 microcontroller, the processor used by the pdq board controller, 68hcs12 mc9s12 9s12 hcs12 hardware software interfacing, freescale mc9s12dp512 mcu datasheets. Our second book on embedded controller systems, embedded systems design and applications with the 68hc12 and the hcs12, picks up where the first left off. Each operation needs to be performed on byte values, and i can only use addition, subtraction, and shifts. Development boards, source code libraries, and the start of a faq highlight the hc12 offerings. In old messages i didnt find information about free hardware programmers. The class was merely about computer organization, and so unfortunately, we never had a chance to cover.
To install and register codewarrior development tools for hcs12 x microcontrollers onto a host pc, complete the instructions found inside the codewarrior development studio for freescale hcs12 x microcontrollers case. Programming a freescale miccontroller by making leds rotate from right to left in c. Freescale microcontrollers hcs12 lab systems a real time clock for hcs12 primary memory disposition serial communication with hcs12 ad conversion with hcs12 pwm generation with hcs12 embedded micro controller units 2 roger johansson freescale hcs12 hcs12 memory map and utilization. Readers will learn stepbystep how to program the hcs12 using both assembly and c languages, as well. Assembly and c programming for the freescale hcs12 microcontroller by cady, fredrick m. Saves the return address when the program calls a subroutine. The reader should also refer to the relevant microcontroller user guide for current flasheeprom electrical specifications, particularly data retention, writeerase cycles and erase programming timings.
This new book provides a total solution for learning and teaching embedded system design based on the freescale hcs129s12 microcontroller. Its a project on hcs12 dragon board using codewarrior for programming. Programming a freescale miccontroller by making leds rotate from right to left in c duration. Design alliance program buysample order samples buy direct silicon and development tools buy from distributor. Congratulations on your choice of the pdq board, a compact single board computer sbc.
The subroutine mechanism enables the programmer to group the common instruction sequence into a subroutine. Assembly and c programming for the freescale hcs12 by fredrick m. The class was merely about computer organization, and so unfortunately, we never had a chance to cover all the capabilities of the chip itself. Password based door lock using 8051 microcontroller duration. An introduction to software and hardware interfacing edition 2. Tao li 9 carry bit set to 1 if there is a carryborrow out of the most significant bit during an add or sub overflow the result is too large to be represented by available bits. An2250 audio reproduction on hcs12 microcontrollers eb386 hcs12 dfamily compatibility inter ic i2c bus provides a simple, efficient method of data exchange between devices. Freescale semiconductor hcs12 reference manual pdf.
An4506 software analysis in codewarrior for mcu, an4506. Codewarrior can be made as simple to use as small assemblycode applications require or as featurefull as the most demanding developers can ask for. Readers will learn stepbystep how to program the hcs12 using both assembly and c languages, as well as how to use such development tools as codewarrior, imagecraft icc12, miniide, gnu c, and egnu ide. The s12x mcus feature the innovative xgate module, designed specifically to handle interrupt events without cpu intervention.
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