why have CMSIS RTOS only 7 priority?

CMSIS RTOS only have 7 priority this is the defintion : enum osPriority { osPriorityIdle = -3, osPriorityLow = -2, osPriorityBelowNormal = -1, osPriorityNormal = 0, osPriorityAboveNormal = +1...
why have CMSIS RTOS only 7 priority?

CMSIS RTOS only have 7 priority this is the defintion : enum osPriority { osPriorityIdle = -3, osPriorityLow = -2, osPriorityBelowNormal = -1, osPriorityNormal = 0, osPriorityAboveNormal = +1...
How to set interrupt priorities in CMSIS-RTOS RTX?

I have a question about the correct setting of the Cortex-M interrupt priorities in CMSIS-RTOS RTX. The CMSIS-RTX online manual (for the latest version 4.78) does not talk about this issue, and in fact...
How to set interrupt priorities in CMSIS-RTOS RTX?

I have a question about the correct setting of the Cortex-M interrupt priorities in CMSIS-RTOS RTX. The CMSIS-RTX online manual (for the latest version 4.78) does not talk about this issue, and in fact...
RE ARM:How to set interrupt priorities in CMSIS-RTOS RTX

RE: http://www.keil.com/forum/59600/ The SysTick and PendSV need to be the same priority, at least as far as not being able to preempt each other. The SVC needs to be able to preempt the Systick...