ARM Technical Support Knowledge Articles

XC16X OCDS INTERFACE DOES NOT WORK

Applies to: ULINK USB-JTAG Debugger

Answer


Information in this article applies to:


QUESTION

When I try to download my software to an Infineon XC161, XC164, or XC167 device I get the following error:

JTAG Communication Failure

What is the reason for this problem?

ANSWER

The OCDS interface of your device does not work or is incorrectly connected. Check your hardware for correct pull-up / pull-down resistors on the OCDS pins.

The following configurations disable the OCDS interface on an XC16x device:

On the MCB-XC167 Board make sure that BSO and BSL are off when working with ULINK.

MORE INFORMATION

SEE ALSO

Article last edited on: 2007-01-28 19:15:54

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