DSP56F807 QUESTION OF THE DAY: -0.0 and 0.0 on the DSP56F807

Started by Roberts Paul in Freescale DSPs19 years ago 1 reply

DSP56F807 QUESTION OF THE DAY Can anyone confirm or deny the following: (True or False) 1) Some DSP56F807's, when...

DSP56F807 QUESTION OF THE DAY Can anyone confirm or deny the following: (True or False) 1) Some DSP56F807's, when performing floating point math using the floating point libraries that come with the Metrowerks CodeWarrior IDE (version 4.1, build 0622), when subtra


JTAG & DSP56F807

Started by Mike Lindsey in Freescale DSPs19 years ago 4 replies

I would like some confirmation concerning the compatibility of the CodeWarrior DSP56800 tools and the Motorola "Suite56 Parallel...

I would like some confirmation concerning the compatibility of the CodeWarrior DSP56800 tools and the Motorola "Suite56 Parallel Port Command Converter" and the suggested 14 pin JTAG connector wiring described in the Parallel Port Command Converter document. I


CW 6 for DSP56858

Started by Kenneth Ciszewski in Freescale DSPs18 years ago 1 reply

I have been working with Metrowerks Codewarrior for MC9S12NE64 recently, and discovered a ".map" file (monitor.map, in this case),...

I have been working with Metrowerks Codewarrior for MC9S12NE64 recently, and discovered a ".map" file (monitor.map, in this case), that shows the dependency of modules (how they are nested or called).   Does CW 6 for DSP56858 have any such feature?  One of my big proble


Difficulty configuring DSP56807 memory-mapped registers from FLASH program

Started by wjschint in Freescale DSPs20 years ago 1 reply

The following pertains to Metrowerks CodeWarrior V5.0.3 (latest patch 3) targeted to DSP56807. A project was created using EABI ...

The following pertains to Metrowerks CodeWarrior V5.0.3 (latest patch 3) targeted to DSP56807. A project was created using EABI stationary. The HW target is a Motorola DSP-56807 EVM. The following function configures memory-mapped registers for port D. void InitPortD(vo


JTAG scan chain and remote debug

Started by Corey, Rick in Freescale DSPs19 years ago

Hi All Does CodeWarrior 6.0 IDE debug multiple DSPs (i.e. on a JTAG scan chain)? Would that involve a plug-in option or other...

Hi All Does CodeWarrior 6.0 IDE debug multiple DSPs (i.e. on a JTAG scan chain)? Would that involve a plug-in option or other separately purchased module? I understand that it would debug at most one chip at a time. Further, is the TCP/IP remote debug capability an extr


56F8323 command line tools/examples

Started by jack...@motec.com.au in Freescale DSPs18 years ago

I'm about to start development on a new product using the 56F8323, and I would prefer not to work within the CodeWarrior and Processor...

I'm about to start development on a new product using the 56F8323, and I would prefer not to work within the CodeWarrior and Processor Expert environment. Are there any example projects using a basic make file to build with commmand line tools? I'm also after a register header file, linker file etc. Is anyone else working with the command line tools?


DSP56F807 Programming flash

Started by Lionel Degoutte in Freescale DSPs19 years ago 1 reply

Hello, In metrowerks codewarrior 5.2.1177, (with DSP56F807 demo board, and SDK 3.0) what is the difference between using or not...

Hello, In metrowerks codewarrior 5.2.1177, (with DSP56F807 demo board, and SDK 3.0) what is the difference between using or not using the option "use flash config file" in "flash setting -> M56800 Target setting". When i use it, the transfert into target


What kind of development environment should I have to support DSP56L307?

Started by wang391 in Freescale DSPs16 years ago 1 reply

Hi, I am new to DSP world and know nothing about the embedded software development so far. I am targeting for DSP56L307 chip. I am...

Hi, I am new to DSP world and know nothing about the embedded software development so far. I am targeting for DSP56L307 chip. I am wondering if anyone who has the development experience of this chip can give me highlights of the development environment and RTOS that can run best on the chip. Is CodeWarrior compatible with this chip? Do I have to buy a command converter? what kind o...


Flash failures working with 56f8300

Started by George Blackman in Freescale DSPs19 years ago

We're working in a design with 56f8300 and flash seems to get broken very often: when trying to download (with Codewarrior) we...

We're working in a design with 56f8300 and flash seems to get broken very often: when trying to download (with Codewarrior) we get messages like 'failure erasing flash' in some boards or 'error occurred while programming flash' in others. This error is permanent and starts with only tenths of c


"Cannot connect to board" problem

Started by aritidhar in Freescale DSPs17 years ago 3 replies

Hi all, I'm using the DSP56F827 for almost 4 years now. And after I changed computers, I'm having problems with the connection to the...

Hi all, I'm using the DSP56F827 for almost 4 years now. And after I changed computers, I'm having problems with the connection to the board through JTAG. The problem appears with the CodeWarrior and the flash_over_jtag. Plus, it appears on our proprietary board and on the EVM too. I can't connect to the board. The funny thing (not so funny :-( !!


Floating Point Precision and Accuracy, 56F80x

Started by Pete Becher in Freescale DSPs19 years ago 2 replies

Hi All, Anyone know what the accuracy and/or precision of floating point math is on the DSP56F80x processors when using...

Hi All, Anyone know what the accuracy and/or precision of floating point math is on the DSP56F80x processors when using CodeWarrior? I have been having a lot of problems getting accurate results from "simple math" . I get a lot of values that look like this, 1


Clue on DC motor control

Started by Aderibigbe Emmanuel in Freescale DSPs18 years ago

Hello, .Please I want to confirm if there are EVM board for DSP58F807 whose chip are not sondered to board that I can use to...

Hello, .Please I want to confirm if there are EVM board for DSP58F807 whose chip are not sondered to board that I can use to program my subsequent chip. Also I will want to request if I can get some sample codes on DC motor control NOT WITH SDK but with codewarrior C.


SPI problem with DSP56F826EVM

Started by ltc2400 in Freescale DSPs20 years ago

Hello, I am a newcomer to the motorola chips. i have a DSP56F826EVM and am trying to get the SPI port to write. My code is based on...

Hello, I am a newcomer to the motorola chips. i have a DSP56F826EVM and am trying to get the SPI port to write. My code is based on an example (5.1) in the codewarrior documentation. #include "port.h" #include "io.h" #include "fcntl.h"


S_Record

Started by jorge munoz in Freescale DSPs19 years ago

Hi everybody,   I have the following doubts about CodeWarrior 6.0 :   Will S-Record file be created only...

Hi everybody,   I have the following doubts about CodeWarrior 6.0 :   Will S-Record file be created only if I have the correct License Key ? Can I


Codewarrior Message: "Unknown Protocol Error" what's problem?

Started by ehanybabay in Freescale DSPs18 years ago

While trying to debug application whith Codewarrior7.0 for Motorola DSP57F807 via JTAG error becomes: "Unknown Protocol...

While trying to debug application whith Codewarrior7.0 for Motorola DSP57F807 via JTAG error becomes: "Unknown Protocol Error" Somebody know what's problem and what to do?


Query related to DSP56800 Simulator

Started by Nitin Madhukar Yewale in Freescale DSPs20 years ago 2 replies

Hi, I am using Codewarrior for Motorola DSP56800. I want check on chip peripherals like COP, Timer using simulator. Is it possible...

Hi, I am using Codewarrior for Motorola DSP56800. I want check on chip peripherals like COP, Timer using simulator. Is it possible to check those on-chip peripherals using Simulator? Thanks and Regards, Nitin


Access Path problem for any newly created project.

Started by Nitin Madhukar Yewale in Freescale DSPs20 years ago 2 replies

Hi, I have installed Codewarrior and SDK on C: drive and I am creating new projects on D: drive. I got following errors after...

Hi, I have installed Codewarrior and SDK on C: drive and I am creating new projects on D: drive. I got following errors after compilation of newly created project [827 using SDK] it gives error like "Could not find or load the file "dspfunc.lib" for target


Compilation error for DSP56F803 (spiWrite)

Started by Rajarama Puranika in Freescale DSPs19 years ago 2 replies

Hi All, I am using Motorola SDK 3.0 version and CodeWarrior 5.1 version . In my project(for DSP56F803) if I include spi.h file...

Hi All, I am using Motorola SDK 3.0 version and CodeWarrior 5.1 version . In my project(for DSP56F803) if I include spi.h file (SpI libraries), during compilation it is giving error as follows: cannot convert 'unsigned int(*) (int, unsigned short * ,unsigned


DSP56F801EVM: ADC interfacing

Started by abdulrazaqali in Freescale DSPs16 years ago 1 reply

Folks, I want to test the ADC please advice, i'm using codewarrior with PE. Hardware Settings: Connecting GND of frequency...

Folks, I want to test the ADC please advice, i'm using codewarrior with PE. Hardware Settings: Connecting GND of frequency generator to EVM kit's GND and positive is connected to ANA0. Is it ok in order to test the ADC? i think i don't need to take care of Vssa or Vref, as Vref is already high with 3.3V and Vssa is internally connected to Vss. To summarize, I'm just connecting...


How can I write low-level drivers using SDK's help?

Started by Michael W. Mann in Freescale DSPs20 years ago

A new CodeWarrior and Embedded SDK training exercise has been added. In Exercise 3d you learn how to write a low level driver for...

A new CodeWarrior and Embedded SDK training exercise has been added. In Exercise 3d you learn how to write a low level driver for the EVM's debug LED(s), which are attached to specific GPIO pins. Also provided are modified Appendix C programmer's sheets showing SDK support. Stand alo