Working frequency on AMBA- APB,AHB, AXI

Hii, Greetings !! I would like to know the standard operating clock frequency and data rate of AMBA- apb, ahb, axi. Please someone help me out. Thanks in advance Regards Ujjwal
AMBA APB

1)what is the difference between with wait state and with no wait state(read/write)?what are the advantages of both in APB?
AMBA APB

1) the APB uses massive memory-I/O accesses.what is that massive memory-I/O accesses?
Why does AHB or APB support only 16 slave devices?

I would like to know why only 16 slave device select lines are present in the AHB and APB bus architectures.
apb 2.0 continuous transfer

Hi All, Now i am focusing on the apb 2.0 specification. How to perform a continuous transfer in apb 2.0 . I read some forum , But i did't get a idea. If anyone know the continuous transfer in apb...