Altera Embedded Peripherals IP - Manual (Page 7)

Document Revision History.....................................................................................................................15-5
On-Chip FIFO Memory Core............................................................................16-1
Core Overview............................................................................................................................................16-1
Functional Description............................................................................................................................. 16-1
Avalon-MM Write Slave to Avalon-MM Read Slave............................................................... 16-1
Avalon-ST Sink to Avalon-ST Source.........................................................................................16-2
Avalon-MM Write Slave to Avalon-ST Source......................................................................... 16-2
Avalon-ST Sink to Avalon-MM Read Slave...............................................................................16-4
Status Interface...............................................................................................................................16-5
Clocking Modes............................................................................................................................. 16-5
Configuration............................................................................................................................................. 16-5
FIFO Settings..................................................................................................................................16-6
Interface Parameters......................................................................................................................16-6
Software Programming Model.................................................................................................................16-7
HAL System Library Support.......................................................................................................16-7
Software Files..................................................................................................................................16-7
Programming with the On-Chip FIFO Memory...................................................................................16-7
Software Control............................................................................................................................16-8
Software Example........................................................................................................................ 16-11
On-Chip FIFO Memory API..................................................................................................................16-12
altera_avalon_fifo_init().............................................................................................................16-12
altera_avalon_fifo_read_status()...............................................................................................16-12
altera_avalon_fifo_read_ienable().............................................................................................16-13
altera_avalon_fifo_read_almostfull()........................................................................................16-13
altera_avalon_fifo_read_almostempty().................................................................................. 16-13
altera_avalon_fifo_read_event()................................................................................................16-14
altera_avalon_fifo_read_level()................................................................................................. 16-14
altera_avalon_fifo_clear_event()...............................................................................................16-14
altera_avalon_fifo_write_ienable()........................................................................................... 16-15
altera_avalon_fifo_write_almostfull()...................................................................................... 16-15
altera_avalon_fifo_write_almostempty().................................................................................16-15
altera_avalon_write_fifo().......................................................................................................... 16-16
altera_avalon_write_other_info()............................................................................................. 16-16
altera_avalon_fifo_read_fifo()................................................................................................... 16-17
Document Revision History...................................................................................................................16-18
Avalon-ST Multi-Channel Shared Memory FIFO Core...................................17-1
Core Overview............................................................................................................................................17-1
Performance and Resource Utilization...................................................................................................17-1
Functional Description............................................................................................................................. 17-3
Interfaces.........................................................................................................................................17-3
Operation........................................................................................................................................ 17-4
Parameters.................................................................................................................................................. 17-4
Software Programming Model.................................................................................................................17-6
HAL System Library Support.......................................................................................................17-6
Register Map...................................................................................................................................17-6
TOC-7
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