Cortex-R4F : need explanations about some PMU events

Note: This was originally posted on 29th July 2011 at http://forums.arm.com Hello, I am using a Cortex-R4F (TMS570), and I used PMU to count the number of "Instruction architecturally executed" and "Dual...
Cortex-R4F : need explanations about some PMU events

Note: This was originally posted on 29th July 2011 at http://forums.arm.com Hello, I am using a Cortex-R4F (TMS570), and I used PMU to count the number of "Instruction architecturally executed" and "Dual...
explanation needed

i dont understand yet this stuff of RTOS any explanation please?
explanation needed

i dont understand yet this stuff of RTOS any explanation please?
about high 128 byte ram of T89c51rc2 and 89s8252

i am using this two chips for my project. and i find the the ram space(low 128 byte) is not enough. How can i access the high 128 byte inside the chips? can i use the "idata" to use it? e...