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connect emif with Asynchronous fifo memory devices

user4074391
Intellectual 410 points
Other Parts Discussed in Thread: TMS570LS3137

the fifo memory device has two  connection modes,8 bit and 16 bit , show below :

i  use the 16 bit mode, my design is shown below , is that right? thanks!

 

  • 0
    TI__Guru**** 196856 points
    Please tell us which device you are using for this design. If you use Hercules MCU to interface with an 16-bit async memory, the MCU EMIF_ADDR[x:0] should be connected to ADDR[(x+1):1] of the memory, and EMIF_BA[1] to A[0] of the memory. You can not use CS[1:0] as chip select for async memory.

    Regards,
    QJ
  • 0 in reply to QJ Wang
    Intellectual 410 points

    thanks for reply。

    the device is a  Enthernet controller with a fifo memeory structure. it has two kinds of opertaion modes, 8 bit and 16 bit . the connection is decribed before.   the mCU in the figure is TMS570LS3137, i use the 16 bit mode. the design is shown below, i wonder if is right?