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WRONG WATCHDOG VALUES FOR ST UPSD33XX

Applies to: ULINK USB-JTAG Debugger

Answer


Information in this article applies to:


QUESTION

I use Keil ULINK with the ST uPSD3354DV and cannot read the watchdog registers WDKEY and WDRST.

If I read this registers from the peripheral menu Peripherals - Timer - Watchdog using the uVision Debugger I get the result 0x00.

If I use memory window at the specified address D:0xAE (for WDKEY) and D:0xA6 (for WDRST) I get the same result.

According to the ST specification it should be possible to read this registers. Can you tell me what is wrong? uVision, Keil ULINK, or the ST uPSD?

ANSWER

We have contacted ST with this question, since we could not find any problem in the Keil ULINK or the uVision Debugger.

ST has given us the following answer:

MORE INFORMATION

Article last edited on: 2007-01-28 19:15:41

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