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Receiving Messages on DSP56F805   [2 Articles]

Hi, I am Chandru. I am trying to program DSP56f805 to send and receive CAN messages. I am able to transmit messages and store them in the Transmt buffers(CAN_TB...

Recommendation for +/-10V analog input to DSP56F805/7   [5 Articles]

Hi All, Two things: 1. Can anyone recommend a good way (read low component count) to allow the DSP56F805/7 analog input to handle a +/-10V analogue input ...

Instruction set for the DSP56F805   [2 Articles]

Hi every one. any body have the instruction set and the opcodes for the DSP56F805 microcontroller. thanks ...

looking a circuit programmer to DSP56F805

Hi everybody. Can someone tell me where i can find o buy a circuit to make or download the program to a DSP56F805. So actually i'm doing any proof whit a EVM, but i nee...

DPRAM Interfac with 56F805   [2 Articles]

Hi there, I have the following questions regarding the use of DSP56F805 processor, if some one can help me out. I am doing digital design for control card u...

ADC on the DSP56F805

Hello I am trying to run the ADC on the DSP56F805 What is this ADCA_QUEUE_DEPTH that may be initialized in the appconfig.h? I have tried looking for the ...

CW5.1 Predefined Macro for Target Board   [2 Articles]

Hi, Does anybody know if there is a predefined macro that would allow me to know which target board is being used in the project? I'm trying to write my own on...

ADC Clock divisor

I'm having problem with DSP56F805 board from NewMicro as A/D too noisy about 100 mV. I tried the sample code cut from Motora SDK documents without changing clock di...

DSP56F805 ADC Highlimit

Hi, does anybody know where I can find information about the ADC Highlimit interupt.(LowLimit/ZeroCorssing resp.) I´m interested in general infromation like: ...

Help with DSP56F805 PWM etc.   [2 Articles]

Please Help, I am in way over my head. All of a sudden I find myself declared the Expert on my project, this happened when I was not looking :(. I am curr...

Fault pull-up

Hi all, does anyone know if the Fault pins are pulled up internally in the DSP56F805 ? And if yes, is possible to disable it ? Thanks Marco ...

SCI interrupt

Hi, all. Does anyone know how to construct interrupt driven SCI? I am using SDK for DSP56F805 with C. JS ...

download to PFLASH via the SCI port

I'd like to be able to program my DSP56F805 via the SCI port instead of using the JTAG interface. Has somebody out there already written some boot code that will do...

JTAG "Cannot connect to Board"   [3 Articles]

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 t...

ADC converter on DSP56F805   [2 Articles]

Hello! I am using a DSP56F805 EVM. I am trying to pass a signal through the on chip ADC then the DSP then on to the on chip SPI and external ADC (Maxim). I ...

64 bit integer support   [2 Articles]

Hallo everyone. Are 64bit integer math operations support in CW4.1 with DSP56F805? If yes, how can I enable it ? I've tried with "#pragma longlong on" but it seem...

LOG(x), EXP(x)

Hi! Members; My target is DSP56F805 and I am using SDK. I need to generate c-code for log(x) and exp(x). I tried approximation from the definition of exp(x)=...

s-record file of serial bootloader

If anyone has the s-record file of Motorola's serial bootloader for the DSP56F805, could you please post it? Or if you know where I can find it online, let me know?...

RE:help

Maybe you use DSP56F805? Then if you work with Metrowerks CodeWarrior there is file in project named linker.cmd (one file for each tagret). This file tells the linker how to m...

ADC sync to PWM   [2 Articles]

Hi! I am using DSP56F805. Does anybody know how to synchronize ADC to PWM sync pulse and how to generate sync pulse? I also need to know appconfig.h setup to...

DSP56F805 PRAM   [2 Articles]

Making a Bootloader (that must not use interrupts). Trying to write to PFIU from code resident in PRAM. When run full-mode, outside the IDE, the code in...

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...

debugging   [4 Articles]

Hi, I'm new to dsp programming. I am using assembly language to program a dsp56f805 evaluation board to control 2 servo motors. I set up the SPI registers...

Re: Digest Number 739

At 10:26 PM 2/21/05, you wrote: >Subject: RE: 56800 SDK CAN driver > > >Hello, >I'm a new member of this group and I am also looking out for the MSCAN >...

DSP56f805 and external memory ?

Hi!   This is my first participation in this group. I have a board with DSP56F805. I want to run a program compile...

ADC fix for 56F805DSPEVM?

Hi, I have observed the ADC fix for 56F827 EVM board in the photos section of this group. Does anybody have a similar solution to the DSP56F805 EVM boa...

SPI between DSP56F801 and DSP56F805   [6 Articles]

I set up two evalution boards of motorola one with DSP801 and the other DSP805 witch is the master the other the slave. But the two boards do not what to communicat...

Code Behind App Note BR1553/D Virtual I2C Bus Peripheral on DSP56 F8xx

Hello, Has anyone seen the Motorola Virtual I2C interface functions posted? I need the DSP56F805 to be a fairly high performance I2C slave with functi...

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...

Looking for a DSP56F805 EVM for senior design project

I am an EE student and I'm trying to get ahold of an evaluation board for the 56805 DSP processor to use for my senior design project. The motorola website lists th...

large buffer   [6 Articles]

Hi all. I need to place a large buffer in external RAM, let's say: int buffer[40000]; I declare it this way and it perfectly fits in memory. But when I want to ...

#pragma interrupt   [2 Articles]

Hello! I have a question on #pragma interrupt In the Isr_led example for the DSP56F805, all the #pragma interrupt directives (#pragma interrupt, pragma i...

URGENT HElP - Flashing my program   [3 Articles]

Hello, I have a program written to run on motorola DSP56f805. I use CodeWarrior V.5.1279 My program works perferctly why I download it from CodeWarrior. ...

Watching large data structures

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 canno...

How to use the two compare registers at same time?

hello, everybody. I have a question about compare registers of DSP56F805. There are four Quad Timers with four channels. Each Timer has two compare registers. ...

DSP56000 S/W Dev Tools

Does the Suite56 DSP56000 S/W Dev Toolset support the new DSP56F805? And if so, how? greg sampson -- Competitive Research Science Inc. 265 West Hwy 5...

losing flash memory in the DSP56F805FV80   [3 Articles]

It appears that in a few of our products we have had bits in the program flash memory (DSP56F805) revert to their unprogrammed state after only a few days. Has any...

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 ...

Question regarding interrupts in DSP56F805   [3 Articles]

Hi Rick, I read thru the AN2283 document, which explains the interrupt structure in 805. In my program i have used the Transmit buffer 0 to store the message. I initially st...

RE: CodeWarrior 5.1 and SDK 3.0

We regret that the SDK 3.0 product brief material is not correct in listing the SDK 3.0 working with CodeWarrior 5.0. This was an oversight on our part. The SDK ver...