Altera Arria V Avalon-ST - Manual (Page 93)

Signal Direction Description
rxelecidle0
(1) Input Receive electrical idle . When asserted, indicates detection of
an electrical idle.
rxstatus0[2:0]
(1) Input Receive status . This signal encodes receive status and error
codes for the receive data stream and receiver detection.
sim_pipe_
ltssmstate0[4:0]
Input and
Output
LTSSM state: The LTSSM state machine encoding defines the
following states:
• 5’b00000: Detect.Quiet
• 5’b 00001: Detect.Active
• 5’b00010: Polling.Active
• 5’b 00011: Polling.Compliance
• 5’b 00100: Polling.Configuration
• 5’b00101: Polling.Speed
• 5’b00110: config.LinkwidthsStart
• 5’b 00111: Config.Linkaccept
• 5’b 01000: Config.Lanenumaccept
• 5’b01001: Config.Lanenumwait
• 5’b01010: Config.Complete
• 5’b 01011: Config.Idle
• 5’b01100: Recovery.Rcvlock
• 5’b01101: Recovery.Rcvconfig
• 5’b01110: Recovery.Idle
• 5’b 01111: L0
• 5’b10000: Disable
• 5’b10001: Loopback.Entry
• 5’b10010: Loopback.Active
• 5’b10011: Loopback.Exit
• 5’b10100: Hot.Reset
• 5’b10101: LOs
• 5’b11001: L2.transmit.Wake
• 5’b11010: Speed.Recovery
• 5’b11011: Recovery.Equalization, Phase 0
• 5’b11100: Recovery.Equalization, Phase 1
• 5’b11101: Recovery.Equalization, Phase 2
• 5’b11110: Recovery.Equalization, Phase 3
• 5’b11111: Recovery.Equalization, Done
4-56 PIPE Interface Signals
2014.12.15
Altera Corporation Interfaces and Signal Descriptions
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