Forums Search for: HCS12
HCS12 Nested Timer Interrupts
inI am using the HCS12 eval board and have a mask set 1K79X part. While executing the Timer5 interrupt service routine, I need to be ...
I am using the HCS12 eval board and have a mask set 1K79X part. While executing the Timer5 interrupt service routine, I need to be interrupted by a higher-priority Timer4 interrupt service routine. However, it appears that the higher-priority Timer4 interrupt is never gaining acc
Student projects with HCS 12
inHi everyone, Can u suggest me some projects using HCS12 -- Regards Srinivas.
Hi everyone, Can u suggest me some projects using HCS12 -- Regards Srinivas.
Novice help wiring HCS12 to program
inHello, I'm trying to get back into microcontrollers, however, I'm having trouble figuring out how to wire the controller to get programmed. ...
Hello, I'm trying to get back into microcontrollers, however, I'm having trouble figuring out how to wire the controller to get programmed. I would like to start out by using an RS232 interface. Can somebody guide me along? The chip I'm currently interested in using is MC9S12DG256. Thanks in advance! -Chris
HCS12 and Sensor
inHello group, Can somebody tell me what sensor I should use to capture temperature of a refrigerator? this is my firs project and I...
Hello group, Can somebody tell me what sensor I should use to capture temperature of a refrigerator? this is my firs project and I don't know how to select a sensor. Your help will be appreciated greatly. Thanks. --------------------------------- Yahoo! FareChase - Search multiple travel sites in one click.
ICE for MC9S12
inHello Everybody, We're searching an ICE for HCS12. Can anyone help us to give some feedback for this ? What are the major...
Hello Everybody, We're searching an ICE for HCS12. Can anyone help us to give some feedback for this ? What are the major products available on the market ? Regards
Random Number Generation
inDoes anyone know a way to generate psuedo random numbers in assembly for the hc11 / hc12 / hcs12? Thank you for the help. ...
Does anyone know a way to generate psuedo random numbers in assembly for the hc11 / hc12 / hcs12? Thank you for the help. --Eric
BDM headaches
inI am getting too old for these problems! I have lived through 68- 00,02,05,09,11 and now finally 12. I am just starting to...
I am getting too old for these problems! I have lived through 68- 00,02,05,09,11 and now finally 12. I am just starting to learn the HCS12 and have written a very simple program, no interrupts and in single page mode using the EVBPlus dragon development board. I
MC9S12NE64 ...
inHi all, I am going to start a project based on MC9S12NE64. I have pretty long experience in microcontroller programming but...
Hi all, I am going to start a project based on MC9S12NE64. I have pretty long experience in microcontroller programming but not in particular HCS12 one. So, could someone, please, tell me is there are (not too expensive) C compiler for MC9S12NE64? What about emulator, debug
M68KIT912DP256
inHi All, The Motorola HCS12 dev board (M68KIT912DP256) I ordered arrived today. Before I start working with it, I was wondering...
Hi All, The Motorola HCS12 dev board (M68KIT912DP256) I ordered arrived today. Before I start working with it, I was wondering if any of you know of any problems or gotchas with the kit not already documented in errata. Thanks, Rich
HCS12 + ECT
inWhere I can find any sample code for simple use ECT ? I have to count short time, but I don't know how use this timer (in ...
Where I can find any sample code for simple use ECT ? I have to count short time, but I don't know how use this timer (in interrupt). regards Mariusz
CWX-HXX-SE
inHi, please tell me, where I can download the free CodeWarrior Development Studio for HCS12(X) v4.5, Special Edition Part #...
Hi, please tell me, where I can download the free CodeWarrior Development Studio for HCS12(X) v4.5, Special Edition Part # CWX-HXX-SE Peter Freyer
How to detect Stack Overflow
inHi all, Is there any way to detect a Stack Overflow while debuggin with codewarrior 3.1 on a HCS12 DP256? (other than expending a lot of...
Hi all, Is there any way to detect a Stack Overflow while debuggin with codewarrior 3.1 on a HCS12 DP256? (other than expending a lot of time searching where some of your RAM variables have been overwritten) thanks
Securing HCS12 with Codewarrior
inHi All, I am attempting to secure the microcontroller and thus prevent it from being accessed via the BDM. I have two...
Hi All, I am attempting to secure the microcontroller and thus prevent it from being accessed via the BDM. I have two reference documents that were recommended by motorolla, being AN2400.pdf and S12FTS256KV2.pdf. I have figured out that I have to change the security
.S19 not valid
inHello, I'm generating a .S19 file with codewarior (using the stationery), and when I'm going to burn the flash, I see that a...
Hello, I'm generating a .S19 file with codewarior (using the stationery), and when I'm going to burn the flash, I see that a part of the program goes in the address 308000, which is not implemented in the HCS12 version that I use ($30-$3F windows => $0C0000-$0FCFFF). Wha
Stepper motor using an HCS12
inHi, I have Dragon12 board with a 68HCS12 chip. I'm trying to move a bipolar stepper motor both forward and backward. I have found many codes...
Hi, I have Dragon12 board with a 68HCS12 chip. I'm trying to move a bipolar stepper motor both forward and backward. I have found many codes but I'm not sure which to use. I'm using C language. Does anybody out there have any suggestions??? Any help would be greatly appreciated!!! Thanks!
Example codewarrior and cml-9s12dp256
inHello, I would like to know if someone have some project examples for cml-9512dp256 with codewarrior. I am a beginner with...
Hello, I would like to know if someone have some project examples for cml-9512dp256 with codewarrior. I am a beginner with hcs12. Thank you very much Regards P.S. you can send me examples in my personal mailbox
Table Lookups on HCS12
inHi all, Just wondered if anyone has an example bit of assembler code that shows how to use the TBL or ETBL commands to do an...
Hi all, Just wondered if anyone has an example bit of assembler code that shows how to use the TBL or ETBL commands to do an interpolated lookup ? I read the command descriptions in the Referance guide, but they didn't make much sense to me. Many T
HCS12 and Code Warrior
inI am new to cross compiling C (but not Mot assembly) and although it looked quite intuitive I am at loss for why my program does not...
I am new to cross compiling C (but not Mot assembly) and although it looked quite intuitive I am at loss for why my program does not work. Any assistance would be appreciated. I'm using a Technological Arts 9S12C Docking Station, the NanoCore12MAX (9S12C32 MCU, 8MHz, 48-pin),
MC9S12DG256: CAN Problems
inHello, i'm fairly new in HCS12 an CAN programming and have a problem getting the MSCAN Module to work properly. The problem...
Hello, i'm fairly new in HCS12 an CAN programming and have a problem getting the MSCAN Module to work properly. The problem is that i try to write a little CANMonitor for the MC9S12DG256 in C (using ImageCraft ICC12 Version 6). For the first tests i adapted a code ex
HCS12 Pull Devices
inHi List, We're contemplating using the 9S12D64 in a test application where using the internal pullup and pulldown devices...
Hi List, We're contemplating using the 9S12D64 in a test application where using the internal pullup and pulldown devices could be very convenient if we knew the range and consistency of the resistance values of these devices. Otherwise we need a whole pile of external resi