• the usage of WSTRB signal
    Note: This was originally posted on 26th February 2009 at http://forums.arm.com Hi All, I was going through the AMBA AXI specs, but I have some questions about the usage of the WSTRB signal. In the middle...
  • WSTRB calculation
    the scenario is like : for AXI4 FIXED burst type i am calculating lower_byte_lane and upper byte lanes for this control information start_addr = 0001; Number_bytes = 4; burst_length = 4; so...
  • AXI4 master requirements for unaligned transactions (address v/s WSTRB)
    Hi all, I am a bit confused by the phrasing of the specification regarding unaligned transfers, here's how it goes: A master can: - use the low-order address lines to signal an unaligned start address...
  • what is "transfer" signal mentioned in the APB state diagram? Can I use "PSELx" signal to determine transfer is going to happen?
    in the state diagram of APB, the master moves from one state to other state depending on the "transfer" is asserted or not, from which signal can I know the transfer is going to happen, is it from "PSELx...
  • HREADY signal and single transfer in ahb lite
    HI... A) 1). I am now using a continuously 10 transfer of the SINGLE BURST write based read transfer. In spec says the default ready signal is HIGH. 2).First thing i complete the first transfer...