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talkthru.c for the 2181 with vdsp++ 2.0

Started by hoblerd in Analog Devices DSPs24 years ago 2 replies

Hi there! I just started with the EZ-KIT Lite 2181 and want tp program some filters in C. Does anyone have example-code for an...

Hi there! I just started with the EZ-KIT Lite 2181 and want tp program some filters in C. Does anyone have example-code for an application that is functional the same as the TalkThru.asm example but written completely in C? It would be great to have some code that is running


anyone with spare adsp 2181 kit ?( banglore, india)

Started by anupam_singh_99 in Analog Devices DSPs24 years ago

Is there anyone here from bangalore,India who would be having a spare ADSP kit ( ADDS 2181 EZKIT lite) for sale/hire? i need one...

Is there anyone here from bangalore,India who would be having a spare ADSP kit ( ADDS 2181 EZKIT lite) for sale/hire? i need one urgently for a proof of concept development. The ADI distributors ( BBS..) aren't interested in selling unit quantities to developers..i fail to und


Booting using host port

Started by sram_777 in Analog Devices DSPs24 years ago

Hi, I was using Motorola's 68000 to boot 2181. Now I have to load the 2191 DSP using 68000. In 2181 booting was done using...

Hi, I was using Motorola's 68000 to boot 2181. Now I have to load the 2191 DSP using 68000. In 2181 booting was done using IDMA. The structure of DMA is different in the 2191. There are 2 DMA mode: 1. Direcr DMA mode 2. Host port DMA mode. Now to use descriptor ba


a question about 2181 ICNTL register

Started by Baoliang Wang in Analog Devices DSPs24 years ago

hi, I am developadsp 2181 based motion control system. I use Visualdsp++2.0 and 218X EZ-ICE. I want set the dsp...

hi, I am developadsp 2181 based motion control system. I use Visualdsp++2.0 and 218X EZ-ICE. I want set the dsp in nested i


ADSP-2181 - the problem still persists..

Started by manish marwaha in Analog Devices DSPs24 years ago 4 replies

greetings all.. Anyone got good experience with serial data transfer??? can u send me some code? specially for transfer using...

greetings all.. Anyone got good experience with serial data transfer??? can u send me some code? specially for transfer using autobuffering.. and alternate framing.. i  intend to implement a PLL using  a dedicated PLL chip.. and control it using 2181. The chip accepts data


ADSP 2181 EZ KIT Lite

Started by Habib in Analog Devices DSPs24 years ago 1 reply

Hello, Does anyone knowes, in VisualDSP++ 2.0 for 2181, how to make a file with exe-extention but not DEX. Thanks Tom ...

Hello, Does anyone knowes, in VisualDSP++ 2.0 for 2181, how to make a file with exe-extention but not DEX. Thanks Tom


Who's selling an adsp ez-lite 2181 kit

Started by eliostar in Analog Devices DSPs24 years ago 2 replies

Hi everybody, I'm looking for a ez-lite adsp 2181 kit, i'm in Europe, and it's hard to find a distributor or a seller??? is...

Hi everybody, I'm looking for a ez-lite adsp 2181 kit, i'm in Europe, and it's hard to find a distributor or a seller??? is anyone can help me??? thanx in advance


2181 Monitor

Started by twd2950 in Analog Devices DSPs24 years ago

Does anyone know where I can download the 2181 Monitor program?? I think the file is called "mon.dsp". Regards, Tim Dahlin ...

Does anyone know where I can download the 2181 Monitor program?? I think the file is called "mon.dsp". Regards, Tim Dahlin


programming flash using bdma port of adsp 2181

Started by chait_cj in Analog Devices DSPs25 years ago

Hi, I am using adsp 2181 and at29c040 as boot up flash . Now in my application I need to program this flash on board without ...

Hi, I am using adsp 2181 and at29c040 as boot up flash . Now in my application I need to program this flash on board without affecting my boot code. Can any one of u pls suggest me on how to go about this.In my card dsp address a0 -a13 is connected to flash address a0-a13 and d


(No Subject)

Started by Girish in Analog Devices DSPs22 years ago 1 reply

Hello all, Can any one send me ADSP-2181 Ez kit C talkthrough program. I have got one C talkthrough program but i think its...

Hello all, Can any one send me ADSP-2181 Ez kit C talkthrough program. I have got one C talkthrough program but i think its not performing well. The problem is tht it compiles and build fine but when i load it i am unable to listen to the sound which i have passed . Wh


Testing FFT

Started by Girish in Analog Devices DSPs22 years ago 1 reply

Hello all, How to test FFT for a realtime signal on ADSP-2181 processors ? I also want to know is it possible to display...

Hello all, How to test FFT for a realtime signal on ADSP-2181 processors ? I also want to know is it possible to display the FFT of real time signal on LCD screeen (I mean frequency values) ? Has any one in the group tried out tht ? i:e I


IIR filter coefficients

Started by Girish in Analog Devices DSPs22 years ago 10 replies

Hai all, Can any one send me IIR filter direct form II coefficients for this specifications for ADSP-2181 processor...

Hai all, Can any one send me IIR filter direct form II coefficients for this specifications for ADSP-2181 processor (quantised) Low pass IIR filter sampling freq. = 16000 Hz pass band freq = 1000 Hz stop band freq = 1200 Hz pass band rippl


Re: Digest Number 874

Started by Girish in Analog Devices DSPs22 years ago 2 replies

hai all Did you tried to implement direct form 2 IIR filter on ADSP-2181 processor ? Or do anyone know how to scale the...

hai all Did you tried to implement direct form 2 IIR filter on ADSP-2181 processor ? Or do anyone know how to scale the coefficients ? If yes, How did you solved the problem of coefficients ? see this filter wht i am trying to implement


Real time IIR filter

Started by Girish in Analog Devices DSPs22 years ago 1 reply

Hai all, I am trying to implement *****REAL TIME IIR FILTER***** for ADSP-2181 processor.(Direct form - 2) Or how i...

Hai all, I am trying to implement *****REAL TIME IIR FILTER***** for ADSP-2181 processor.(Direct form - 2) Or how i should modify the code tht is given in ADSP-vol.1 Book ? Has any one experiance on the same ? Do any one of you have assembly or


sinewave generation

Started by Girish in Analog Devices DSPs22 years ago 5 replies

Hai all , I am trying to generate a sine wave from the look up table on ADSP-2181(Fixed point processor).Even i am able to...

Hai all , I am trying to generate a sine wave from the look up table on ADSP-2181(Fixed point processor).Even i am able to get the wave form of desired frequency but the problem is tht i am unable to get the proper shape of sine wave at the peaks. That is peak is getting


hip spliter file

Started by Sonali Agarwal in Analog Devices DSPs22 years ago

Hello, I am doing ADSP-2181 programming. I wanted to use HIP splitter for an .exe file of my program but the codes in the hip file...

Hello, I am doing ADSP-2181 programming. I wanted to use HIP splitter for an .exe file of my program but the codes in the hip file generated are coming in reverse order i.e. from bottom to top. while if i use the boot loader routine i.e. - loader switch, the codes in bnm file are in


Re: Digest Number 796

Started by Girish in Analog Devices DSPs22 years ago

hai any body knows how to use MACROS for VisualDSP 3.0 vesrsion(ADSP-2181). If you have any code can you share with me. ...

hai any body knows how to use MACROS for VisualDSP 3.0 vesrsion(ADSP-2181). If you have any code can you share with me. Waiting for your earliest reply Bye Girish _____________________________________________________________


ADSP-21xx waitstate question

Started by Steve Conner in Analog Devices DSPs22 years ago

Dear list, I'm working on a project with the ADSP-2181, where I have 8-bit RAM and ROM chips, and an LCD panel, on the bus. The...

Dear list, I'm working on a project with the ADSP-2181, where I have 8-bit RAM and ROM chips, and an LCD panel, on the bus. The memory chips and LCD are pretty slow, so I'm using 5 to 7 waitstates with them all. Meanwhile I have a time-critical ISR that is called 625 times per


serial port hang

Started by Steve Conner in Analog Devices DSPs23 years ago 2 replies

Hi all, I was interested to read about the DSP system that hangs waiting for serial port data. I have had similar hassles with...

Hi all, I was interested to read about the DSP system that hangs waiting for serial port data. I have had similar hassles with an ADSP-2181 based system that we are designing here. Sometimes it freezes completely, other times it keeps going, but the incoming serial data turns


FFT calculation

Started by girish tatti in Analog Devices DSPs23 years ago

hello sir, I have doubt with FFT. ADSP-2181 supports FFT libraray. I performed 8-point FFT on a series i am not getting the...

hello sir, I have doubt with FFT. ADSP-2181 supports FFT libraray. I performed 8-point FFT on a series i am not getting the exact results Here is the code #include #include #include #define C 8 vo