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C6x JTAG Question

Started by Devin Matlock February 28, 2001
    I am using a modified (cut from 150 Mhz to 100 Mhz) 6711 DSK card.  Currently I use the parallel port to load programs and debug.  I want to use an XDS510 (ISA) card and the JTAG connector on the DSK card to communicate instead.  When I connect the JTAG cable up to the connector and reset XDS510 I get a verified reset for the port.  However anytime that I try and run code composer studio (CCS) I get a “fail to init error” and have to abort.  The board works normally with CCS if I communicate with it through the normal parallel port and since the reset command works I assume my XDS card and cable/pod are functioning.  Does anyone have any suggestions on what may be the problem? Also, when I connect the JTAG the TBC_IN_USE light which is normally on goes off.  Is this a clue or normal? Thanks for any help.  Cheers!  -Devin
 
 
Devin Matlock
d...@biometricid.com



Devin
 
Have you still got the parallel port connected to the DSK when you are trying to use the XDS510?
The DSK has an IC switch that selects between parallel connector and JTAG header. If it still selecting the parallel connector then the XDS510 will not find the CPU on the scan path and so CCS will fail to initialize.
 
Regards
David Burkitt
T L Jones Ltd
P O Box 1151
46 B Halwyn Drive
Christchurch
New Zealand
Phone 0064 +3 349 1752
Fax 0064 +3 349 5466
-----Original Message-----
From: Devin Matlock [mailto:d...@biometricid.com]
Sent: Thursday, 1 March 2001 04:50
To: c...@yahoogroups.com
Subject: [c6x] C6x JTAG Question

    I am using a modified (cut from 150 Mhz to 100 Mhz) 6711 DSK card.  Currently I use the parallel port to load programs and debug.  I want to use an XDS510 (ISA) card and the JTAG connector on the DSK card to communicate instead.  When I connect the JTAG cable up to the connector and reset XDS510 I get a verified reset for the port.  However anytime that I try and run code composer studio (CCS) I get a “fail to init error” and have to abort.  The board works normally with CCS if I communicate with it through the normal parallel port and since the reset command works I assume my XDS card and cable/pod are functioning.  Does anyone have any suggestions on what may be the problem? Also, when I connect the JTAG the TBC_IN_USE light which is normally on goes off.  Is this a clue or normal? Thanks for any help.  Cheers!  -Devin
 
 
Devin Matlock
d...@biometricid.com

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