looking for boot.asm

Started by khurram hameed in TMS320c3x16 years ago 1 reply

Hello Everybody, Im looking for the source code of boot.asm or FUNC _c_int00 for TMS320C3X(32 specific). If someone can send me...

Hello Everybody, Im looking for the source code of boot.asm or FUNC _c_int00 for TMS320C3X(32 specific). If someone can send me the code or suggest me where to find this. Best Regards, Khurram


c3x boot load doubts

Started by janarthanan n in TMS320c3x16 years ago

Dear friends, i am doing my design using tms320c32. i am unable to understand the concept of boot loading using microprocessor...

Dear friends, i am doing my design using tms320c32. i am unable to understand the concept of boot loading using microprocessor mode and microcontroller mode. any help is appriciated for this problem. by n.janarthanan


Boot loading doubts in C3x DSP

Started by janarthanan n in TMS320c3x15 years ago 1 reply

Dear sir, I am doing a project using DSPc3x interfaced with SRAM. I came through a problem while using C3x processor without...

Dear sir, I am doing a project using DSPc3x interfaced with SRAM. I came through a problem while using C3x processor without using emulator to Download the program to DSP. What steps i have to take for Boot Loading Program?(I am just writing my program hex code to program memory).


C32 bootloader

Started by soor...@gmail.com in TMS320c3x11 years ago

Hi All, How do I verify the internal hardwired boot loader using emulator port. can you suggest me the hardware and sw for using the emulator...

Hi All, How do I verify the internal hardwired boot loader using emulator port. can you suggest me the hardware and sw for using the emulator port. Thanks in advance. Regards, Sooraj _____________________________________


Testing the Bootloader...............

Started by Alejandro Manzo in TMS320c3x16 years ago 1 reply

Hi, my name is Alex. I have been reading this work "Using PC parallel port to boot DSP using sync serial port " and I think it is...

Hi, my name is Alex. I have been reading this work "Using PC parallel port to boot DSP using sync serial port " and I think it is an excelent work. But I would like to know if anybody can help me to understand line to line of this: Assembly Code I used f


assembler

Started by Leonardo Padial Ortiz in TMS320c3x18 years ago 1 reply

Hello for All, I am new in this group, I had mounted one litle board with: - one TMS320C32 with 50Mhz oscilator. - 256K *...

Hello for All, I am new in this group, I had mounted one litle board with: - one TMS320C32 with 50Mhz oscilator. - 256K * 16bits FLASH for Boot at 000000, - 4 bank of SRAM in C00000,D00000,E0


Re: Using PC parallel port to boot DSP using sync serial port

Started by Rick Collins in TMS320c3x18 years ago

Keith, Thanks for the info. I will see if I can get this to work. But I am not clear about generating a file to feed into this...

Keith, Thanks for the info. I will see if I can get this to work. But I am not clear about generating a file to feed into this program. I can't find a FILE2HEX utility with the CC tools. I have a HEX30 utility. Will that do the job? Can you explain how to use the HEX30 utility


vc33 bootloader

Started by p_k269 in TMS320c3x16 years ago 1 reply

Hi.... I traying to boot my VC33 from a 8-Bit flash-memory with the on-chip bootloader. Does the on chip bootloader copy...

Hi.... I traying to boot my VC33 from a 8-Bit flash-memory with the on-chip bootloader. Does the on chip bootloader copy my program from the flash automatically to the VC33 in the MCBL mode...or do I need to write that by my self? Does somebody


what happens when VC33 is in MCBL and there is no BL program

Started by puli...@yahoo.co.in in TMS320c3x12 years ago

Hi, I am using TMS320VC33 in MCBL mode.But till now we haven't done any boot loader programs, as we are in the initial stages of programming.We...

Hi, I am using TMS320VC33 in MCBL mode.But till now we haven't done any boot loader programs, as we are in the initial stages of programming.We are simply writing some code for adc, dac etc for testing purposes.Initially it was fine. But nowadays we find some kind of degradation in the performance of DSP in the sense that,after we run the program twice or thrice the dsp stops responding.hard...


TI TMS320 self check utility c3xcheck.asm help

Started by Glock in TMS320c3x12 years ago 1 reply

Hello... I am having an issue with a TMS320C33 and I would appreciate some guidance. I am using the TI utility c3xcheck.asm and it is integrated...

Hello... I am having an issue with a TMS320C33 and I would appreciate some guidance. I am using the TI utility c3xcheck.asm and it is integrated into my boot-loader code. I am seeing failures at -30C to -40C and the self check utility returns a failure code for "ALU Test Integer Error". Is there any way this can be related to anything external to the DSP? I am having a hard time believing ...


writing to 8 bit flash

Started by puli...@yahoo.co.in in TMS320c3x10 years ago 3 replies

Hi, My flash is 8 bit.I want to write my boot code into flash.I believe if I write an instruction in Code Composer it is by default in 32...

Hi, My flash is 8 bit.I want to write my boot code into flash.I believe if I write an instruction in Code Composer it is by default in 32 bits(e.g,LDI,STI etc).How to convert the instructions to 8 bit.I am using assemblylanguage. somebody has raised a similar question for data to which it was answered use AND3 and RPTS.But will this work for instructions? Asha


Re: Using PC parallel port to boot DSP using sync serial port

Started by Keith E. Larson in TMS320c3x18 years ago

Hi Rick I put togther this example last year showing how to bit bang out the correct serial port patterns using the PC printer...

Hi Rick I put togther this example last year showing how to bit bang out the correct serial port patterns using the PC printer port data lines as the drivers. I did not work out the receive side as I had no intention of porting the DSK drivers and debugger, but I suppose it co


vc33 executing same instructions differently

Started by bhad...@yahoo.com in TMS320c3x11 years ago 1 reply

Hi, I am facing the following problem. I have written a code to read the values from an external device .The program I've written for this...

Hi, I am facing the following problem. I have written a code to read the values from an external device .The program I've written for this works fine as an independent project. But I need to flash boot this code and hence I am integrating it with the code to write the flash. I observe the following anomalies. abc .word 0080A000h LDI @abc,AR0 LDI *AR0,R0 In the R0 register I expect ...


TMS320VC33 Serial Bootload Program format

Started by john...@yahoo.com in TMS320c3x10 years ago 2 replies

I am trying to serial bootload my program, with matlab. Once I have my program in intel hex format do I just send those words as is? The...

I am trying to serial bootload my program, with matlab. Once I have my program in intel hex format do I just send those words as is? The boot-loader source does not seem to take into account the hex format. Do I have to write a program to re-form this into the correct format? what about the hex lines that aren't 32 bits long yet I have to send 32 bits over the serial port by default?(...