Altera CPRI v6.0 MegaCore Function User Manual
Page 60
Signal Name
Direction
Description
z130_local_rai
Output
Indicates that either the
z130_local_lof
or the
z130_
local_los
signal is high; clears when both of those two
signals are low. Logical OR of two input signals
z130_
local_lof
and
z130_local_los
.
z130_reset_assert
Input
Reset request from the application or from an RE slave to
the current RE CPRI master IP core through a direct
connection.
z130_remote_lof
Output
Indicates LOF received in Z.130.0 control byte from
remote CPRI link partner.
z130_remote_los
Output
Indicates LOS received in Z.130.0 control byte from
remote CPRI link partner.
z130_sdi_req
Output
Indicates remote SAP defect indication received in Z.130.0
control byte from remote CPRI link master. If the current
CPRI IP core is an RE slave in a multi-hip configuration,
you should connect this output signal directly to the
z130_sdi_assert
input signal of the downstream RE
master.
z130_remote_rai
Output
Asserts when either
z130_remote_lof
or
z130_remote_
los
is asserted, and clears when both
z130_remote_lof
and
z130_remote_los
have the value of 0.
z130_reset_req
Output
If the current IP core is a CPRI link slave, indicates the IP
core received a reset request in the Z.130.0 control byte
from the remote CPRI link master.
If the current IP core is a CPRI link master, indicates the
IP core received a reset acknowledgement in the Z.130.0
control byte from the remote CPRI link slave.
3-30
Direct L1 Control and Status Interface
UG-01156
2014.08.18
Altera Corporation
Functional Description