Video display on DM642

Started by mayank agarwal in TMS320c6x18 years ago

Hi all, I am trying to configure saa7105 Digital encoder chip which is present on the DM642 evmboard to use its horizontal and vertical...

Hi all, I am trying to configure saa7105 Digital encoder chip which is present on the DM642 evmboard to use its horizontal and vertical scaler features.My purpose is to upscale CIF image to 704*576 size. In the register settings of saa7105 there is one parameter called YUpscaleActive.I made it 1 and on the final display i am getting a parallelogram sh


A Problem About Video Capture in DM642

Started by in TMS320c6x17 years ago

Hi, all, I want to capture CIF size video in DM642 board. According to spru615.pdf, I set EVMDM642_vCapParamsChan2.scale =...

Hi, all, I want to capture CIF size video in DM642 board. According to spru615.pdf, I set EVMDM642_vCapParamsChan2.scale = VPORT_SCALING_ENABLE to open 1/2 scaling mode to reduce the horizontal resolution. But I found some black spots appeared at the borders of the bright objects in the captured pictures. Who knows the cause of the problems and how


DM642, video, DMA vs Channels

Started by Robert Shilston in TMS320c6x18 years ago 1 reply

Hi, I'm just starting working with a DM642. I've developed an algorithm, which runs nice and fast (1/30 sec). However,...

Hi, I'm just starting working with a DM642. I've developed an algorithm, which runs nice and fast (1/30 sec). However, the video capture and output seems to be slowing the system down enormously. To capture/display the video, I'm using the code from


Synced audio and video on the DM642

Started by Bill Ansell in TMS320c6x18 years ago

Hi all, Does anyone know if there is a audio/video driver for the DM642? all I can find is examples for audio or video, but not...

Hi all, Does anyone know if there is a audio/video driver for the DM642? all I can find is examples for audio or video, but not both at the same time. any help appreciated. thanks -Bill


dsp to hard disk via dm642

Started by Anonymous in TMS320c6x19 years ago

Hi all, Is there any place where I can get the reference design for attaching ATA hard disk to dsp(dm642) via emif? thanks... ...

Hi all, Is there any place where I can get the reference design for attaching ATA hard disk to dsp(dm642) via emif? thanks... tnk


Re: Re: DM642 PCI Driver

Started by Jeff Brower in TMS320c6x15 years ago

Thomas- > > Why not use TI's existing driver? And call it from your DLL or driver? > > Can you tell me where to get this TI driver? When...

Thomas- > > Why not use TI's existing driver? And call it from your DLL or driver? > > Can you tell me where to get this TI driver? When it comes to PC drivers and > libraries to access DM642 from a Windows/Linux PC, I cannot find a lot at TI. > There is a little bit available together with the EVM boards, but this > libs can only be used together with the EVM boards... I thought the "


Flash Program on DM642

Started by imajoo00 in TMS320c6x16 years ago 1 reply

Dear all, I am using DM642 EVM. I have a problem. I erased flash memory using flashburn utility. And I programmed fpga_loader.cdd and...

Dear all, I am using DM642 EVM. I have a problem. I erased flash memory using flashburn utility. And I programmed fpga_loader.cdd and fpga.cdd again. But the EVM board does not correctly operate about some examples. Has anyone had this problem? Please tell me there is a solution... Thank you, Hyun


Re: DM642 PCI Driver

Started by krah...@gmx.net in TMS320c6x15 years ago 2 replies

Hi Jeff, > Why not use TI's existing driver? And call it from your DLL or driver? Can you tell me where to get this TI driver? When it...

Hi Jeff, > Why not use TI's existing driver? And call it from your DLL or driver? Can you tell me where to get this TI driver? When it comes to PC drivers and libraries to access DM642 from a Windows/Linux PC, I cannot find a lot at TI. There is a little bit available together with the EVM boards, but this libs can only be used together with the EVM boards... Could you recommend me source


DM642 PCI Driver

Started by christiansturt in TMS320c6x19 years ago 1 reply

We are about to start the development of a win 2k/xp driver for the DM642 evm. We want to be able to pass a bitstream from the EVM...

We are about to start the development of a win 2k/xp driver for the DM642 evm. We want to be able to pass a bitstream from the EVM to the PC over the PCI bus. Ideally we would like to use the DSP/BIOS reference framework GIO model that TI suggest in spra845. From what I can ga


Memory Copy on DM642

Started by Imran Akthar in TMS320c6x18 years ago 2 replies

Hi all, m using DM642 board and CCS 2.21 version. I m reading a file whose size is 1MB(uinsg fread()in host PC) and writing it...

Hi all, m using DM642 board and CCS 2.21 version. I m reading a file whose size is 1MB(uinsg fread()in host PC) and writing it to the External RAM ..SDRAM . what i have noticed is that ,m able to copy contents of the file upto certain location only.beyond that ,the copy is not


help: using edma with aic23 on dm642

Started by Anonymous in TMS320c6x18 years ago 1 reply

Hi all, I am trying to play audio through the aic23 on the dm642 using edma. But how do i get the mcasp to generate the edma...

Hi all, I am trying to play audio through the aic23 on the dm642 using edma. But how do i get the mcasp to generate the edma event as the aic23 is connected through the mcasp0. Thanks in advance, Sunil


DM642 Bootloading from flash past 512KB

Started by thew...@gmail.com in TMS320c6x14 years ago 1 reply

Hello! I have been able to successfully bootload 512KB programs from flash on our EVM DM642 board. But I'm having difficulty when we exceed...

Hello! I have been able to successfully bootload 512KB programs from flash on our EVM DM642 board. But I'm having difficulty when we exceed the first flash page. I've read some of the following related notes: 1. The hex6x utility is bugged for 500KB+. But apparently v6.0.8 corrects this, and I am using v6.0.8. 2. I've seen some people say they can accomplish this by writing 2 programs ...


Re: EMIF init

Started by Michael Dunn in TMS320c6x14 years ago

TM, On 6/25/08, TM wrote: > > Hi > I have a DM642 one with 720 Mhz and another with 500 Mhz. For both of them > the SDRAM is same,...

TM, On 6/25/08, TM wrote: > > Hi > I have a DM642 one with 720 Mhz and another with 500 Mhz. For both of them > the SDRAM is same, but the one for 720 Mhz DM642 runs 133 mHz speed and > other at 100 Mhz. IS there any changes needed for the gel file where we > initialize the EMIF. If yes please do tell me what could be the > configuration for the same. They should be


streaming over IP with DM642

Started by modo270180 in TMS320c6x17 years ago 2 replies

Hi Everybody, I need your help to understand if I can do this project. (I'm a beginner in streaming and in network applications using...

Hi Everybody, I need your help to understand if I can do this project. (I'm a beginner in streaming and in network applications using DSP). I have ported an H263 code over DSP DM642 (Ateme board DMEK642 + camera connected to the board + Code Composer Studio 2.21) and now I would like to stream it over IP to show the video in a player like QickTime or


YUV format for Video Driver in DM642

Started by piyush kaul in TMS320c6x19 years ago 5 replies

Hi All, I have been trying to display decoded video using the DDK libraries on DM642. The output of the decoder is YUV 4:2:0...

Hi All, I have been trying to display decoded video using the DDK libraries on DM642. The output of the decoder is YUV 4:2:0 format. However for displaying it correctly on the VGA Monitor, I need to convert it to RGB for proper color. The documentation seems to suggest t


Re: DM642 Reads without asserting CEn

Started by Michael Dunn in TMS320c6x15 years ago

Jim, On Jan 14, 2008 8:16 PM, wrote: > > I have run into an issue on one of my boards (custom) where the DM642 will > assert multiple...

Jim, On Jan 14, 2008 8:16 PM, wrote: > > I have run into an issue on one of my boards (custom) where the DM642 will > assert multiple reads without dropping any of the CEn signals. > > This happens when the DSP supposedly reads from CE3. I have tried both a > mem-copy and EDMA with the same results on this particular board. Other > boards work fine, but this one does n


Video Port on DM642

Started by mayank agarwal in TMS320c6x16 years ago 2 replies

Hi, i am configuring video port on DM642.I have some doubts.The video port is configured in display side. For a field size of...

Hi, i am configuring video port on DM642.I have some doubts.The video port is configured in display side. For a field size of 128(threshold=2(in double words)) dispevt1 =8.Then i have some confusion regarding edma a count and bcount.will be it equal to 64 for Y and 32 for Cb,Cr or some other value. In the above case 8 dma events will be generated for fld1 per Y,Cb,Cr in that case if the ...


Issues while setting up mcasp in Digital loopback - DM642

Started by modulasplus in TMS320c6x17 years ago

Hi all, I have some issues when doing the Digital loopback in the McASP0 in DM642. I am able to transmit the data but not able to...

Hi all, I have some issues when doing the Digital loopback in the McASP0 in DM642. I am able to transmit the data but not able to receieve it in the receiver. What I need to do is use the Mcasp in Digital loop back using internally generated clock and Frame sync. I am trying to write some numbers into the XBUF0 and read it from the


help! some question of the RF5_MotionDetect project on DM642

Started by qiuxg063 in TMS320c6x18 years ago

Hi, I have come up against some question of the RF5_MotionDetect project on DM642 as followed: 1. when building the project...

Hi, I have come up against some question of the RF5_MotionDetect project on DM642 as followed: 1. when building the project after the succeeding compile, it produce the cue with "15:11:29 --------------- app.pjt - Debug -------------- 15:11:31 "c:\ti\plugins\bio


About DM642 EDMA

Started by in TMS320c6x16 years ago 3 replies

Hi all. I have a question to ask and hope someone could help me out. The processor is DM642 600MHz; I configure an 1D to 1D edma transfer...

Hi all. I have a question to ask and hope someone could help me out. The processor is DM642 600MHz; I configure an 1D to 1D edma transfer from L2RAM to SDRAM, the pertaining registers' configurations are as follows: CCERL 0x0028BC00, EERL 0x03FFFFFF, ECRL 0x0028BC00, after I started the transfer, the ESRL was 0x00200000, so channel 21 started transfer. However, the register ...