Difference between HCS12 i.e. S12 and Star12

Started by nbahekar in 68HC1212 years ago 7 replies

Hello All, We are trying to dig out following questions. Does HCS12 i.e. S12 is same as Star12? Is S12X same as Star12X? Is S12X same...

Hello All, We are trying to dig out following questions. Does HCS12 i.e. S12 is same as Star12? Is S12X same as Star12X? Is S12X same as HCS12X? We are tring to find out information on internet but no resources available. thanks in advance, Nbahekar.


HCS12 - RNG generation

Started by "Dur...@gmail.com [68HC12]" in 68HC122 years ago 12 replies

I am trying to build Slot machine through HCS12 board without using any external components. I want to create a prototype of slot machine for...

I am trying to build Slot machine through HCS12 board without using any external components. I want to create a prototype of slot machine for that I need to have a working RNG code (may be in C language). give me the idea of where and how to start? Thank you!


HCS12 to HCS12 communication

Started by deaninkc in 68HC1214 years ago 9 replies

While looking around for a way to interface a DP256 processor to SD memory card and USB. I ran across the MC9S12UF32 processor that has ...

While looking around for a way to interface a DP256 processor to SD memory card and USB. I ran across the MC9S12UF32 processor that has hardware interfaces to both. The problem is it does not have a SPI or CAN interface or the AD that I need, so I though I would use both processors. I'm assuming I can somehow communicate between the two processors usi


BDM P&E HCS12

Started by tipet20002000 in 68HC1216 years ago 2 replies

Hello, Does anybody know any software to read HCS12 microcontrollers through BDM multilink from P&E? I need to read a...

Hello, Does anybody know any software to read HCS12 microcontrollers through BDM multilink from P&E? I need to read a MC9S12A128DB and I haven't any programmer. mail: Thank you very much.


A little help

Started by moisesperezalvarez in 68HC1212 years ago 4 replies

Hi, I am writting a kind of manual for the micro mc9s12dp512, I am using the software of ImageCraft hcs12. It is my first time...

Hi, I am writting a kind of manual for the micro mc9s12dp512, I am using the software of ImageCraft hcs12. It is my first time with microcontrollers and it is being a little hard. I would like to receive information such as web directions where I can found further information and increase my knowledges about microcontrollers in general and particulary mc9s12dp512, and also the hcs12. I have t...


MC9S12E128 - New HCS12 microcontroller

Started by Doron Fael in 68HC1215 years ago 2 replies

Hello all, I think many list members will be interested in finding out information on the new HCS12 - MC9S12E128...

Hello all, I think many list members will be interested in finding out information on the new HCS12 - MC9S12E128 microcontroller which is today announced by Motorola. The new MC9S12E128 has many qualities that make it interesting for many applications: 1)


3.3V HCS12

Started by Joacim Zetterling in 68HC1215 years ago 5 replies

Hi, Does anybody know if there is any 3.3V HCS12 (or HC12) derivate?? /Joacim Joacim Zetterling R&D System Engineer ...

Hi, Does anybody know if there is any 3.3V HCS12 (or HC12) derivate?? /Joacim Joacim Zetterling R&D System Engineer Westermo Teleindustri AB S-640 40 St. Sundby SWEDEN Phone int +46-(0)16428000 Fax: int +46-(0)16428001


Serial Communication and GUI

Started by France Roy in 68HC1214 years ago 5 replies

Hello, I am a senior at DeVry University and I am choosing possible senior projects. One idea is to create a GUI that will...

Hello, I am a senior at DeVry University and I am choosing possible senior projects. One idea is to create a GUI that will interact with the HCS12 to control temperatures in a house. I need to know where I can find examples of how to talk with the HCS12 in this way, or if th


Expanding Output Captures an HCS12

Started by Andrew Leech in 68HC1213 years ago 4 replies

Hi All, Has anyone ever used an HCS12 and needed more than the 8 IC/OC Timer channels ? I've a slight problem where I need 10. (2...

Hi All, Has anyone ever used an HCS12 and needed more than the 8 IC/OC Timer channels ? I've a slight problem where I need 10. (2 input & 8 output) I'm thinking of either using an external device (a GAL possibly) to expand a couple of the channels. Or, use the software side of the Output Compare, but then in the ISR code, operate


Metrowerks HCS12 v2.0???

Started by Adrian Vos in 68HC1214 years ago 3 replies

Hi All, I purchased a 32k license for Metrowerks Codewarrior v2.0 for HCS12 some time ago. Now unfortunately I never got...

Hi All, I purchased a 32k license for Metrowerks Codewarrior v2.0 for HCS12 some time ago. Now unfortunately I never got the installation CD, as I downloaded the evaluation and then added the license to that. Unfortunately I have lost the installation download,


Re: HELP

Started by ra in 68HC1215 years ago 1 reply

Hello Yel, For what ever my own initial experience may be worth: the P & E USB HCS12 Multilink (ca 200$) with the free trial...

Hello Yel, For what ever my own initial experience may be worth: the P & E USB HCS12 Multilink (ca 200$) with the free trial edition (max 12 kB code) of Metrowerks Codewarrior HCs12 Version 3 is a good way to get started if funds are limited. (the download version obtained from the Me


What do you think about dynamic memory allocation?

Started by urk1254 in 68HC1214 years ago 5 replies

I wanted to hear opinions on the subject for HCS12 (at least 12 KBytes RAM chips and bigger). - Is somebody using it on HCS12...

I wanted to hear opinions on the subject for HCS12 (at least 12 KBytes RAM chips and bigger). - Is somebody using it on HCS12 chips? - How efficient it is (address space utilization and execution speed)? - In general for embedded application (I understand, this depends on


Advice me:C source code examples for HCS12

Started by in 68HC1216 years ago 1 reply

Hi, I'm using an EVB912DP256 with codewarrior and ICD12 target interface (P&E MULTILINK) with codewarrior for HC and HCS12. ...

Hi, I'm using an EVB912DP256 with codewarrior and ICD12 target interface (P&E MULTILINK) with codewarrior for HC and HCS12. Being new to this I was hoping that there would be more C source codeexamples in the package. I would like examples of useful things like


Software Filtering of an ADC input

Started by Andrew Leech in 68HC1215 years ago 20 replies

I guess this is a bit of a general question, rather than a specific HCS12 question, but I want to implement it on an HCS12..... ...

I guess this is a bit of a general question, rather than a specific HCS12 question, but I want to implement it on an HCS12..... I want to be able to 'filter' the value returned from an on-board ADC. When I say 'filter' I think that perhaps 'average' would be a better descripti


BDM for HCS12

Started by Mark Butcher in 68HC1213 years ago 7 replies

Hi All I have taken 2 HCS12 chips (NE64 with Ethernet) and have connected a port from one to the BDM of the other. After some...

Hi All I have taken 2 HCS12 chips (NE64 with Ethernet) and have connected a port from one to the BDM of the other. After some experimenting I managed to get LAN BDM working by which I can read and write memory and program and delete the FLASH in the device. But I seem to be stuck with the actual BDM mode. When ever I try to enter back gound mode b


Power Down Circuit

Started by gregmaaha in 68HC1210 years ago 5 replies

Hi, I am hoping that someone here can help me with some power down circuit design ideas. I am using the HCS12 to do control for high powered...

Hi, I am hoping that someone here can help me with some power down circuit design ideas. I am using the HCS12 to do control for high powered microwave radars. We are looking to add the ability to do some housekeeping before shutdown, on a voltage drop. The first idea that we had is to just use some high value capacitors to continue running the HCS12, EEPROM and RTC for a brief peri...


update on free HCS12(X) tools

Started by mculater12 in 68HC129 years ago

Greetings from Technological Arts! I'd like to let everyone in the HCS12(X) community know about several free development tools that have been...

Greetings from Technological Arts! I'd like to let everyone in the HCS12(X) community know about several free development tools that have been released recently. This announcement will be especially interesting to those who are not using C or assembler. Several months ago, programmer David Armstrong released a FIG-Forth compiler and IDE for the 9S12XDP (http://mamoru.tbreesama.googlepages.com...


I2C (IIC) and HCS12

Started by varneybob in 68HC1216 years ago 3 replies

I'm trying to figure out how to program the baud rate for my I2C bus on the HCS12. The S12IICV2 document describes two equations...

I'm trying to figure out how to program the baud rate for my I2C bus on the HCS12. The S12IICV2 document describes two equations that deal with tap points and what not, but I have no idea what a tap point means. Any help would be appreciated. My micro will have a 25MHz squa


Data recording to a removeable memory card

Started by Andrew Leech in 68HC1214 years ago 7 replies

This might be slightly off topic, but it's still using an HCS12 so I hope list members don't mind! Has anyone got any thoughts...

This might be slightly off topic, but it's still using an HCS12 so I hope list members don't mind! Has anyone got any thoughts on interfacing an HCS12 to a memory card i.e. Compact Flash, MMC etc. I'm looking at expanding an existing project to be able to record some


Device Id of HCS12

Started by Manjunath in 68HC1215 years ago 3 replies

Hello, I heard that each HCS12 device has it's own device id ( or some code number / partnumber provided by the Motorola) during the...

Hello, I heard that each HCS12 device has it's own device id ( or some code number / partnumber provided by the Motorola) during the manufacturing, which is embedded in the chip itself. I want to know where exactly these numbers located in the chip so that this number can be utilised in my appli