Altera CPRI v6.0 MegaCore Function User Manual

Page 86

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Table 4-3: CPRI v6.0 IP Core Management Signals

Clock Name

Direction

Description

cpri_clkout

Output

Main clock signals

cpri_10g_coreclk

Input

reset

Input

Main reset signal

cpu_clk

Input

CPU interface

cpu_reset

Input

cpu_address[15:0]

Input

cpu_byteenable[3:0]

Input

cpu_read

Input

cpu_write

Input

cpu_writedata[31:0]

Input

cpu_readdata[31:0]

Output

cpu_waitrequest

Output

cpu_irq

Output

state_startup_

seq[2:0]

Output

Start-up sequence interface
With the exception of the

state_l1_synch

signal, these

signals are available only if you turn on Enable start-up

sequence state machine in the CPRI v6.0 parameter editor.

state_l1_synch[2:0]

Output

nego_bitrate_

complete

Input

nego_protocol_

complete

Input

nego_cm_complete

Input

nego_vss_complete

Input

nego_l1_timer_

expired

Input

nego_bitrate_

in[4:0]

Input

Auto-rate negotiation control and status interface
These signals are available only if you turn on Enable auto-

rate negotiation in the CPRI v6.0 parameter editor.

nego_bitrate_

out[4:0]

Output

UG-01156

2014.08.18

CPRI v6.0 IP Core Management Interfaces

4-5

CPRI v6.0 IP Core Signals

Altera Corporation

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