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JTAG for DSP56F803   [2 Articles]

Hi, I have been looking for a jtag programming cable for the DSP56F80x, specifically 56F803 but am unable to find any producers. Does anybody know of one avail...

DSP56F80X and JTAG

I am currently using Codewarrior to program the DSP through it's JTAG port and it doesn't generate a checksum when a file is loaded through the JTAG port. I am l...

SDK default CPU clock rate, DSP56F80x   [5 Articles]

Hello! I am using a DSP56F805 EVM. Page 3-47 of the Embedded SDK Targeting Motorola DSP56F80x Platform manual says that the default SDK setting for the CPU ...

AN1927

Hi all! Help me, please Where can I find application AN1927 "DSP56F80x MC PWM Module in Motor Control Applications" pdf format? Thanks. Maria ...

Ethernet Connection   [2 Articles]

Just Joined the Group. Is there any recommended Ethernet Hardware that can be used with the DSP56F80x, DSP56F82x family of processors. I understand that there ...

Comparison   [8 Articles]

Hi all, I am new to this newsgroup as well as to DSP in general. Can you guys that have all the experience give me a comparison between the Motorola DSP56F80x ...

Where can I find 56f83xx's struct s_io file

Hi all, I'm migrating from DSP56F80x family to MC56F83xx. In 80x family, I used to use struct s_io to access hardware, for example io.timra0.ctrl. In 83xx family, is there a fil...

DSP56F80x question about a pipeline dependency when disabling interrupts   [5 Articles]

Hello, I have a question about whether or not there is a pipeline dependency when disabling interrupts in the DSP56F80x devices (we use the DSP56F807). Specifi...

Instruction Set Opcode Map?   [2 Articles]

Hi, Am using Pete Gray's SmallC package assembler. We are programming only in assembly language for a DSP56F803. Does anyone know where an Instruction Set Opcode ...

DSP56F80x Pwm port directly drive Leds or optocoupler?

Hi everybody, May I use the pwm port with resistors drive the leds and/or optocouplers directly? I mean without any buffers as 74ls06 or 74ls07. The max curren...

Re: PWM Fault inputs on Motorola DSP56807

Two IP bus clocks. You can find this number on page 11-31 of DSP56F80x user's manual. Charlie W. --- William Schintler <> wrote: > Regarding the PWM fault in...

Port A on the DSP56F80x   [2 Articles]

Hello! I am using a DSP56F805. 1. If I write data to a peripheral(say an LCD controller) using the external data bus, will I be able to override the addr...

MSCAN useful information

The following Application Notes and FAQs have some highly useful information for anyone writing code for the MSCAN (Motorola Scalable Controller Area Network) modul...

Re: data flash

SDK provides a Flash drive for dynamically reprogramming internal data flash. Section 5.2 Flash Driver of SDK documentation " Targeting Motorola DSP56F80x Platfor...

LCD control

Hello! Has anybody here tried controlling a LCD display using a DSP56F80x? I am referring to a LCD without a controller (i.e you have to provide the CL1 (line ...

Updated User's Manuals Available

Rev. 4 of the DSP56F80x User's Manual and Rev. 2 of the DSP56F826/827 User's Manual are now available from Motorola's Literature Distribution Center. Log on to...

Protecting Flash memory on DSP56F80x devices   [10 Articles]

I have heard that there is a way to protect the flash on the DSP56F8xx devices by overvoltaging the TDO line on the JTAG port. This would keep any information from ...

RE: DSP56F80x Pwm port directly drive Leds or optoc oupler?

We are directly driving both leds and optocouplers from the PWM outputs without dificulties.   Jerry. -----Original Message-...

Re: DSP56F807 - DSPCOMMPARALLEL   [2 Articles]

You are correct. All Motorola DSP56F80x/2x EVMs have on-board command converter. If you use stand alone JTAG command converter, you must put jumper on JG4. C.W...

56f80xEVM <----> PC (RS-232 Interface)

Hello! In the br1538.pdf - DSP56F80X High-Speed RS-232 Interface Example - 2. DSP56F803 SCI Transmit Code Snippet ------ SCISR EQU $0F02 ; SCI STATUS REGI...

Re: where can I download CW for dsp56800 evaluation version?

The evaluation copy of CodeWarrior comes with any one of the DSP56F80x EVMs. It is basically the same as the full vesion with the exception that the license only la...

RE: About CAN's least Baudrate !

You can use the PLL Clock Out Divide bits (PLLCOD[1:0] - Bits 11-10) in the PLL Divide-By Register (PLLDB), to divide the PLL output by 1, 2, 4, or 8, so you can ge...

Floating Point Precision and Accuracy, 56F80x   [3 Articles]

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 o...

Codewarrior does not erase boot flash 56F807   [12 Articles]

Hi, Some members have problems with erasing/programming boot flash of DSP56F807 The bug is, that Codewarrior does not erase the boot flash of DSP56F807 (adress...

Re: Assembler Instruction

Hi there José, I am taking a shot in the dark here, but that command looks a lot like the "periphMemWrite" command I use. You will find documentation on thi...

ADC sync with PWM   [2 Articles]

Hi, I'm trying to use the synchronization feature of the ADC with PWM on a DSP56F805 and I don't find user manual clear on this subject. Form what I can unders...

RE: Need manual....

You can download the documentation you need for free from Motorola's website, as follows: User's Manual: http://e-www.motorola.com/brdata/PDFDB/docs/DSP56F801-7...

RE: SPI between DSP56F801 and DSP56F805   [3 Articles]

For this type of question, you should include code fragments or complete files from your program. Without them, we cannot see what is wrong in your program. For ...

Re: motoroladsp] Protecting Flash memory on DSP56F80x devices

Taking Roelof Oelofsen's suggestion a little further, one could pin out the JTAG/OnCE connector differently and using a different connector than what Motorola uses....

Re: 56F80x's SIO and CAN port driving ability?

Try HCPL-2200. It only needs 1.6mA input current and has 2.5M Bit/s transmit speed. If you want to use 6N137, use Agilent's 6N137 rather than Sharp's. Bucause Agi...

configUnhandledInterruptISR   [3 Articles]

hi: I´m using e DSP56F803EVM and CodeWarrior to develop one aplication, and I need to implement some interruptions but I have some problems with them, please l...

RE: Question about timers of 56F807

Motorola has 2 excellent Application Notes about the ADCs: AN1933/D "Synchronizing of On-Chip Analog to Digital Converter on DSP56F80x DSPs" AN1947/D "DSP56800 AD...

Re: Is the Pete Gray Small C for 56F803 usable ?   [4 Articles]

> The only other C compiler available for the 56300 > family is > the one from Tasking ( http://www.tasking.com ). It > is current > product and has ful...

ADC public interface   [2 Articles]

I have been trying to use the SDK. I am trying to run the ADC Section 5.4.3 (ADC API Definition) of the SDK Documentation (DSP56F80x Platform) contains this: ...

RE: ID

Hi Ozan The JTAG Chip Identification Register includes the part number (e.g. 801/803/805/807), version, and a JTAG ID code. However, any two 807s of the same r...

RE: [motoroladsp_unmoderated] ADC conversion

Motorola has 3 excellent Application Notes about the ADCs: AN1933/D "Synchronizing of On-Chip Analog to Digital Converter on DSP56F80x DSPs" AN1940/D "Mapping ADC...

Programming DSP56F80x through JTAG (was: Create a S-Record File for Data Flash???)

Hi, > In AN1926 page 6 There is written that SDK 2.4 will include an > Windows-Application to program DSP via JTAG port. > I did not find any application. > ...

RE: Re: DSP56303EVM   [5 Articles]

To run your program from the on-chip Flash memory on the DSP56F803EVM module, you need to do the following: 1) Install JG4 to select "Boot from internal memory"....

New FAQs for 56800/56800E DSPs

These FAQs have been posted since July at http://e- www.motorola.com/cgi-bin/faq.cgi?kbase=dsp&prod_default=56800 How to order male daughter card connectors ...

RE: RE 56F803/5 IRQA/B Pullups   [7 Articles]

I have read all of the DSP56F80x Data Sheets, User's Manuals, Errata, etc., etc., etc., many times over the last 2 years, and I have NEVER seen anything about wheth...