DSTM: FX2 FIFO interface subsystem

This subsystem implements a high-speed parallel interface using the FX2 FIFO mode.

There are no port properties on DSTM.

Protocol

Todo

document

IO

Performs a data transfer.

• subsystem: 0x05 (DSTM)

• command type: 0x03 (long)

• command payload: 8 bytes:

  • bytes 0-3: number of bytes to send

  • bytes 4-7: number of bytes to receive

• response payload: none

• long data OUT: data to send

• long data IN: received data

IO_EX

Performs a high-speed data transfer.

• subsystem: 0x05 (DSTM)

• command type: 0x04 (long)

• command payload: 8 bytes:

  • bytes 0-3: number of bytes to send

  • bytes 4-7: number of bytes to receive

• response payload: none

• long data OUT: data to send

• long data IN: received data