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how to use data_flash of dsp56f807 ?

Started by wysxtrue88 in Freescale DSPs19 years ago 6 replies

Hi, I want to use data_flash as non volatile memory. How can i do to read and write variables in data_flash of dsp56f807 ? Thanks. ...

Hi, I want to use data_flash as non volatile memory. How can i do to read and write variables in data_flash of dsp56f807 ? Thanks.


FlexCAN msg buffer Control/Status register initial values:

Started by Corey, Rick in Freescale DSPs19 years ago

FlexCAN msg buffer Control/Status register initial values: Hi All How are people initializing the 56F8300/E ...

FlexCAN msg buffer Control/Status register initial values: Hi All How are people initializing the 56F8300/E  FlexCan Control/Status register "CODE" field for mailboxes that are not in use?&n


stack_avail or heap_avail

Started by Corey, Rick in Freescale DSPs19 years ago 4 replies

stack_avail or heap_avail Hi All I seem to recall seeing a function for determining the remaining (available) size of the...

stack_avail or heap_avail Hi All I seem to recall seeing a function for determining the remaining (available) size of the stack.  I couldn't find it in the CW docs, or this mailing list's archive. 


How to start a new C-project in Metrowerks Codewarrior?

Started by iewgnip in Freescale DSPs19 years ago 1 reply

Hi, I'm really new DSP programming. I'm starting to use the DSP56F8323 demo board. I would like to write my own code in C just to light...

Hi, I'm really new DSP programming. I'm starting to use the DSP56F8323 demo board. I would like to write my own code in C just to light up some LEDs on the board. There's the processor expert, I'm not sure if it's recommended to use that or to write my code from scratch. Thanks Regards Vivien


Codewarrior V7.2 56800 / E Can't debug.

Started by Alf Katz in Freescale DSPs19 years ago 2 replies

Codewarrior V7.2 56800 / E Can't debug. Hi Guys,         just installed Codewarrior V7.2 for 56800 / E.  Now I'm...

Codewarrior V7.2 56800 / E Can't debug. Hi Guys,         just installed Codewarrior V7.2 for 56800 / E.  Now I'm getting the following message at the start of a download: CCS Protocol


cld to srec conversion for DSP56321 under XP

Started by ljube20022000 in Freescale DSPs19 years ago 1 reply

Does anyone has utility to convert Motorola COFF .cld file to srec fileunder Windows Xp? I have older version of srec.exe that doesn't ...

Does anyone has utility to convert Motorola COFF .cld file to srec fileunder Windows Xp? I have older version of srec.exe that doesn't work under XP but it works under Windows 2000.


Linker.cmd values in C program

Started by Peter Becher in Freescale DSPs19 years ago 2 replies

Hi All, Is there a way to use values from the linker.cmd file in a C program? Such as the .xStack ORIGIN and LENGTH values. ...

Hi All, Is there a way to use values from the linker.cmd file in a C program? Such as the .xStack ORIGIN and LENGTH values. Thanks, Pete


how to bootstrap my target board with a 56F83XX DSP

Started by lesl...@agilent.com in Freescale DSPs19 years ago 2 replies

I am trying to find a way of bootstrapping my target board. It has a Freescale DSP 56F8357 with no external memory. I am using Metrowerks...

I am trying to find a way of bootstrapping my target board. It has a Freescale DSP 56F8357 with no external memory. I am using Metrowerks Codewarrior development system for DSP 56F8300/E ver. 7.2. I need a way to program the flash on a DSP that has nothing programmed into its internal flash memory. Any help would be very much appreciated.


JTAG "Cannot connect to Board"

Started by yurubutugralb in Freescale DSPs19 years ago 2 replies

Hello all, Using CodeWarrior? Development Studio for Motorola DSP56800 version 5.1 targeting the DSP56F805 chip and using Macraigor...

Hello all, Using CodeWarrior? Development Studio for Motorola DSP56800 version 5.1 targeting the DSP56F805 chip and using Macraigor Wiggler for JTAG. I can download to the EVM but not to my project board. Something changed because I used to be able to do both. Please point me to what levels, waveforms to look for in troubleshooting.


56f8013/4 a/d

Started by bergy50us in Freescale DSPs19 years ago 1 reply

Anyone have any experience with the a/d on these new parts? (the F807 I use has a "good" a/d, but the F801 a/d seems to have it's share of...

Anyone have any experience with the a/d on these new parts? (the F807 I use has a "good" a/d, but the F801 a/d seems to have it's share of "features").


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