Achronix Speedster22i 10G/40G/100G Ethernet User Manual

Page 52

Advertising
background image

52

UG029, September 6, 2013

Table 28

Overview of PMA Behavior During the Various Power States

IO Pin Signal

P0

P0s

P1

P2

Power

Down

Hard

Reset

Power State Controls and Status

IRST_PCS_POR_B_A

1’b1

IRST_PCS_HARD_TXRX_Lx_B_A

1’b1

1’b0

IPD_PCS_[TX,RX]_Lx_B

1’b1

1’b0

IPD_PCS_SYNTH_B

1’b1

1’b0

ICTL_PCS_PSTATE_Lx_[1:0]

2’b00

2’b01

2’b10

2’b11

2’b??

OCTL_PCS_[TX,RX]_READY_Lx_A

1’b1

1’b0

OCTL_PCS_[TX,RX]_STATUS_Lx_A

1’b1

1’b0

OCTL_PCS_SYNTH_READY_A

1’b1

1’b0

OCTL_PCS_SYNTH_STATUS_A

1’b1

1’b0

Transmit Lane Controls and Status

OCK_PCS_TXWORD_PMA_Lx

TX Byte Clock

Keepalive

ICK_PCS_TXWORD_Lx

TX Byte Clock

Keepalive

IDAT_PCS_TXWORD_Lx_[X:0]

Active

5’h00000

ICTL_PCS_TXDETECTRXREQ_Lx_A

1’b0

Depends on Interface

1’b0

OCTL_PCS_TXDETECTRXSTAT_Lx_A

1’b0

Depends on Receiver

Detection Results

1’b0

ICTL_PCS_TXBEACON_Lx_A

1’b0

Depends on

Interface

1’b0

Receive Lane Controls and Status

OCK_PCS_RXWORD_Lx

RX Byte Clock

Keepalive

ODAT_PCS_RX[A,B]WORD_Lx_[X:0]

Recovered Data

5’h00000

OCTL_PCS_RXSIGNALDETEC_Lx_A

Depends on Far End

1’b0

OCTL_PCS_RXCDRLOCK2DATA_Lx_A

Depends on Far End

1’b0

Output Clocks

OCK_PCS_POSTDIV

Postdiv Clock

Keepalive

OCK_PCS_REF

Reference Clock

Keepalive

Advertising