The FFT Algorithm

Started by josalfe2002 in Freescale DSPs17 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.


Fractional Math

Started by Terry Litinas in Freescale DSPs17 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


Re: Codewarrior does not erase boot flash 56F807

Started by MW Ron in Freescale DSPs17 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


JTAG cable schematics!

Started by Manuk Shemsyan in Freescale DSPs16 years ago 4 replies

Hi! Please help me how can I load code into DSP56807 with CodeWarrior What cable I need, where can find its schematics? -- ...

Hi! Please help me how can I load code into DSP56807 with CodeWarrior What cable I need, where can find its schematics? -- Best regards, Manuk mailto:s_manuk@freenet. -- Best regards, Manuk mailto:


The concept about DSP56F801 12 bits ADC

Started by pitchayav in Freescale DSPs14 years ago

Could someone aim me about how to understand for using 12 bits-ADC to receive an analog value from instrument and to send the digital datas ...

Could someone aim me about how to understand for using 12 bits-ADC to receive an analog value from instrument and to send the digital datas through 12 bit-DAC by using Processor Expert in CodeWarrior? I have found a lot of example in Freescale homepage but I have not get this yet. Please show me to find the document or tutorial about this 12 bits-ADC


embedded SDK download

Started by bhar...@honeywell.com in Freescale DSPs11 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


test_app_56F801x.S or .MCP anyone ?

Started by bobtransformer in Freescale DSPs13 years ago

In the bootloader documentation .PDF file, 56F801x it mentions a bootloader test program that checks memory and stuff, called...

In the bootloader documentation .PDF file, 56F801x it mentions a bootloader test program that checks memory and stuff, called test_app_56F801x.S and supposedly the .cmp as well. I can't find either one in the (recent) codewarrior sent to me. (5.6.1 ide) Anybody know where to find it ? (the bootloader itself is talking to my telnet client)


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

Started by Art Johnson in Freescale DSPs17 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


link error

Started by Michael Hodges in Freescale DSPs17 years ago 3 replies

Hello, I have started using the 56F826 EVM and am still getting to grips with Codewarrior and the SDK. When I compile the...

Hello, I have started using the 56F826 EVM and am still getting to grips with Codewarrior and the SDK. When I compile the Codec example using external memory it runs ok. Appconfig.h includes CODEC,GPIO,IO,LED and MEMORY. When I compile the same code using i


asm problem 56F803

Started by Simon Lightbody in Freescale DSPs16 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?


fractional number

Started by bblaundry in Freescale DSPs15 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


Problem with CodeWarrior USB TAP

Started by x19er1 in Freescale DSPs14 years ago

I just purchased a Metrowerks USB TAP and am trying to use it with the DSP56852EVM dev. board. I have selected 56800E Local USBTAP ...

I just purchased a Metrowerks USB TAP and am trying to use it with the DSP56852EVM dev. board. I have selected 56800E Local USBTAP Connection in the Remote Debugging pane of my project settings. I know the PC is communicating to the TAP - the lights blink, etc. but I get the following error message when trying to start the debugger: CCSProtocolPlugin: CCS


Rif: DSP56807 bootloader / S-Record number of lines

Started by Anonymous in Freescale DSPs16 years ago

To use own boot loader we post process the Codewarrior S file to remove S0 line and add a new S0 line with a global checksum...

To use own boot loader we post process the Codewarrior S file to remove S0 line and add a new S0 line with a global checksum information. Regards, Giuliano "t_karin1 < Per: om>"


TimerOnCompare Interupt and Count until compare differ by one

Started by drexlmeier in Freescale DSPs16 years ago

Hi everybody, in my aplikation i have combined 2 Timers in the following manner: (Im Using DSP56F805,SDK and Codewarrior) ...

Hi everybody, in my aplikation i have combined 2 Timers in the following manner: (Im Using DSP56F805,SDK and Codewarrior) TimerB0 is in GatedCountMode and counts with IPbusfrequency upto compvalue of 100(6 for faster pulsing) and toggles its output on compare. Its second


move to X memory

Started by Santi Corera in Freescale DSPs17 years ago 2 replies

Please, read this simple code: asm{ move #$0800,r0 move #$5555,y0 move y0,X:(r0) nop } I have inserted this code...

Please, read this simple code: asm{ move #$0800,r0 move #$5555,y0 move y0,X:(r0) nop } I have inserted this code in a new proyect for 56807, created with codewarrior 5.0.2, but the same applies to version 4.x It is the first code in


I2C interfacing

Started by TA1T in Freescale DSPs16 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.


Flash application without ext memory for DSP56F803

Started by Krzysztof Gruszka in Freescale DSPs17 years ago 1 reply

Hello, please be so kind and help me. I am newbie in CodeWarrior and I need to program DSP56F803 as single chip without...

Hello, please be so kind and help me. I am newbie in CodeWarrior and I need to program DSP56F803 as single chip without external memory. I can't find correct way how to setup CW5.0 for such type of application. Can you send me some example? Best regards Krzysztof


Compiler efficiency article

Started by Art Johnson in Freescale DSPs17 years ago 3 replies

Hi, I thought you might be interested in reading this article about the efficiency of modern compilers, especially when they're...

Hi, I thought you might be interested in reading this article about the efficiency of modern compilers, especially when they're used with DSP chips. As you know, in my opinion the CodeWarrior 56800 compiler is extremely inefficient at generating object code, compared to the be


Download

Started by ianu yajo in Freescale DSPs17 years ago 1 reply

Hi to all... I want to download my project to the DSP56f801 through the JTAG port using CODEWarrior but I don't know how to do it....

Hi to all... I want to download my project to the DSP56f801 through the JTAG port using CODEWarrior but I don't know how to do it. Anyone can help me? Yahoo! Sorteos


External Memory Access???

Started by uwmechlab in Freescale DSPs15 years ago

I am trying to figure out the correct syntax to declare/access an array of data in external memory from C. in codewarrior - does...

I am trying to figure out the correct syntax to declare/access an array of data in external memory from C. in codewarrior - does anyone know how to do this.. I would expect somethink like int myarray[1000] @ 0x00010000 Assuming that I have the CS pins appropriatel