RL-ARM: R14 CORRUPTED DURING CLOCK INTERRUPT ON AT91RM9200
Information in this article applies to:
My program doesn't work properly because the value in R14 changes, during the RTX clock interrupt.
There is a possible hardware issue with some versions of the Atmel AT91RM9200 device. When processing the following instruction, it does not update R14 (a.k.a. LR).
which you can also write as:
The attached update to the RL-ARM library contains a work-around for the hardware issue. Download it, and replace the existing file in C:\Keil\ARM\RV30\LIB
Atmel is aware of this issue, and is researching it.
Request the files attached to this knowledgebase article.
Last Reviewed: Wednesday, November 15, 2006
of your data.