complaints on the 800 series and codewarrior...

Started by ouch67 in Freescale DSPs17 years ago 3 replies

1. I mess around with electronics as a hobby so the fact that there are no dip packages with these chips is a let down (even if the...

1. I mess around with electronics as a hobby so the fact that there are no dip packages with these chips is a let down (even if the chip would be something like a 2 foot long for the 807) trying to machine solder on a surface mount chip by hand usually never works, or if it does it w


Unexpected compiler result for maths on a long data type

Started by dtw_aerie in Freescale DSPs17 years ago 3 replies

Hi, I wonder if someone can help me. I'm pretty new to Codewarrior and the 56000, but am an experienced C programmer so I'm not...

Hi, I wonder if someone can help me. I'm pretty new to Codewarrior and the 56000, but am an experienced C programmer so I'm not completely clueless. However, I'm getting some behaviour from the compiler which seems a bit odd to me. I have a structure, one member of whic


JTAG loses connection with target and flash problem.

Started by embeddeddes in Freescale DSPs16 years ago 1 reply

Hi everyone, This is a two part question but I believe they may be related. I have a board designed around the 56F807...

Hi everyone, This is a two part question but I believe they may be related. I have a board designed around the 56F807 using the evm as a reference. The board has the same external memory configuration as the evm and we program it using Codewarrior IDE 5.1.1 with


(the first) difference form MW4.0 to 5.0

Started by Matteo_Cardin in Freescale DSPs18 years ago

Hi all, this post to documentate the first (and I hope the last) great (almost for me) difference from version 4.0 to 5.0 of...

Hi all, this post to documentate the first (and I hope the last) great (almost for me) difference from version 4.0 to 5.0 of Metrowerks CodeWarrior. When I want to set or read a DSP register in version 4.0 I write simply, for example: *ipr=0xfe06; or sh


asm problem 56F803

Started by Simon Lightbody in Freescale DSPs18 years ago 3 replies

Anybody got any idea on why this line won't compile (Codewarrior version 4)... asm(jmp $1000); If tried various combinations...

Anybody got any idea on why this line won't compile (Codewarrior version 4)... asm(jmp $1000); If tried various combinations (0x1000, #$1000, #0x1000, etc.) Appears it might be a compiler bug...any ideas for a workaround?


I2C interfacing

Started by TA1T in Freescale DSPs17 years ago

Hello, Can anybody help me receive I2C signals on the DSP56f827 board. I would like to receive I2C signals and then send them...

Hello, Can anybody help me receive I2C signals on the DSP56f827 board. I would like to receive I2C signals and then send them to the pc for display on virtual instruments (via serial port). I am using sdk 2.5 and codewarrior V5.0 and have knowledge of C programming.


Codewarrior - 802 not listed

Started by Pete Gray in Freescale DSPs17 years ago 2 replies

About the 802 - does CW v5.0 support it? I went to Metrowerk's site, and looked under the newer v5.1 "Detailed Features" for...

About the 802 - does CW v5.0 support it? I went to Metrowerk's site, and looked under the newer v5.1 "Detailed Features" for CW/DSP56800. All the other chips (801/3/5/7 etc) are listed under Supported Processors, but not the 802. Anybody know? TIA,


Watching large data structures

Started by Anonymous in Freescale DSPs16 years ago

Hi everybody, I work with DSP56F805 and CodeWarrior IDE version 4.1. I'd like to use structures of size 15 words or more....

Hi everybody, I work with DSP56F805 and CodeWarrior IDE version 4.1. I'd like to use structures of size 15 words or more. The problem I have is that I cannot watch these structures as variables. Is any option any where I need to enable or disable to fix it? I


embedded SDK download

Started by bhar...@honeywell.com in Freescale DSPs13 years ago 1 reply

Hi Guys, i am new to dsp 56f805 microcontroller programming. I have installed CodeWarrior for DSC56800/E. Please suggest me whether to use...

Hi Guys, i am new to dsp 56f805 microcontroller programming. I have installed CodeWarrior for DSC56800/E. Please suggest me whether to use Processor Expert or Freescale's embedded SDK. > From where can i download embedded SDK software? Thanks in advance Bharath


RE: DO NOT install Codewarrior for DSP 56800 5.0.3 Patch before reading this E-mail

Started by Art Johnson in Freescale DSPs18 years ago

Thanks very much for the warning, Wim, this could have bit us rather badly! I am on vacation until January 2, 2003, so everyone...

Thanks very much for the warning, Wim, this could have bit us rather badly! I am on vacation until January 2, 2003, so everyone have a very Merry Christmas, and a Happy New Year! Best regards, Art Johnson Senior Systems Analyst PMC Prime Mover Control


SPI software

Started by bharath_sdpt in Freescale DSPs13 years ago

Hi All, i am developing SPI interface for DSC 56F805 using CodeWarrior IDE and Processor Expert. I am planning to use "SW_SPI" bean and use...

Hi All, i am developing SPI interface for DSC 56F805 using CodeWarrior IDE and Processor Expert. I am planning to use "SW_SPI" bean and use the methods "Send_Char", "Recv_Char". My question is, if i want to send a stream of 8 characters, can i use Send_Char continuously for eight times, or do i need to wait for some time between sucessive calls to "Send_Char". Please let me know w...


Problems with a DSP56F801

Started by BACH, Frederic in Freescale DSPs18 years ago

Hi, I have made a design with a DSP56F801 (XC version) and I'd like to be able to download my software with Codewarrior v4.1....

Hi, I have made a design with a DSP56F801 (XC version) and I'd like to be able to download my software with Codewarrior v4.1. The communication module with my host is a JTAG/OnCE interface which is similar as the interface present on a DSP56F801EVM . Normally, the


Re: Codewarrior does not erase boot flash 56F807

Started by MW Ron in Freescale DSPs18 years ago

Wim de Haan wrote: > Thank you for your mail and explanation. > However what you describe is a (usefull) work-around, but the...

Wim de Haan wrote: > Thank you for your mail and explanation. > However what you describe is a (usefull) work-around, but the bug is > present. > The program "flash_over_jtag.exe" (from the SDK) erases and programs the > addresses P:0x0000 to P:0


The FFT Algorithm

Started by josalfe2002 in Freescale DSPs18 years ago 4 replies

I need to find the C code for the FFT algorithm. I'm working on "Codewarrior for Motorola DSP". If anyone can help me, I'll really ...

I need to find the C code for the FFT algorithm. I'm working on "Codewarrior for Motorola DSP". If anyone can help me, I'll really appreciate. Greetings. Jos? Antonio S.


S file and JTAG

Started by jongsooatyh in Freescale DSPs18 years ago

Hi! I generated S file from SDK 2.3 using Codewarrior. And I tried to download using flash jtag loader out of SDK 2.5, and I...

Hi! I generated S file from SDK 2.3 using Codewarrior. And I tried to download using flash jtag loader out of SDK 2.5, and I failed. Is it due to the different SDK version? JS


is archDelay() interruptible?

Started by vagenta in Freescale DSPs17 years ago 1 reply

Does anybody know if archDelay() is interruptible using CodeWarrior 5.1 and SDK 3.0? I cannot seem to find any documentation on...

Does anybody know if archDelay() is interruptible using CodeWarrior 5.1 and SDK 3.0? I cannot seem to find any documentation on this. Thank you, Brian


Fractional Math

Started by Terry Litinas in Freescale DSPs18 years ago 3 replies

Hello, I am working on a project with the DSP56F807, CodeWarrior 5.02, and SDK 2.5 and am fairly new to the DSP world. I have...

Hello, I am working on a project with the DSP56F807, CodeWarrior 5.02, and SDK 2.5 and am fairly new to the DSP world. I have questions concerning fractional and integer math for my application. When reading an 807 ADC channel I am interpreting the value as a 16 bit fractional


CodeWarrior C - relocatable functions

Started by doda_cristian in Freescale DSPs17 years ago

I would like to know if it is possible (and how) to write relocatable functions/modules in C for the 56800 family (something like...

I would like to know if it is possible (and how) to write relocatable functions/modules in C for the 56800 family (something like the assembler SECTION directive) and to specify some input and output parameters; I want the generated code to have relative addresses and to specify a b


fractional number

Started by bblaundry in Freescale DSPs17 years ago 2 replies

Hello All, I am having trouble working with fractions within my project. I am using a DSP56F826 chip with Codewarrior tools. ...

Hello All, I am having trouble working with fractions within my project. I am using a DSP56F826 chip with Codewarrior tools. I am trying to create functions that will convert fractional data (Frac16 and Frac32) into int and long int data. Does anyone know h


codewarrior postlinker

Started by max_mont in Freescale DSPs17 years ago 4 replies

Hi, Do you know how we could set an option in a project to add a command in the postlinker panel. I try it but the panel is...

Hi, Do you know how we could set an option in a project to add a command in the postlinker panel. I try it but the panel is disable : I just can select "NONE". Thanks in advance for your help. See you. Maxime.