IP-CPRI Altera, IP-CPRI Datasheet - Page 26
IP-CPRI
Manufacturer Part Number
IP-CPRI
Description
IP CORE - Common Public Radio Interface (CPRI)
Manufacturer
Altera
Specifications of IP-CPRI
Software Application
IP CORE, Interface And Protocols, HIGH SPEED
Supported Families
Arria II GX, Cyclone IV GX, HardCopy IV, Stratix IV
Core Architecture
FPGA
Core Sub-architecture
Arria, Cyclone, Stratix
Rohs Compliant
NA
Lead Free Status / RoHS Status
na
Lead Free Status / RoHS Status
na
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Architecture Overview
Figure 4–1. CPRI MegaCore Function Block Diagram
Note to
(1) You can configure your CPRI MegaCore function with zero, one, or multiple IQ data channels.
(2) You can configure your CPRI MegaCore function with an Ethernet MAC block or an MII block.
Interfaces Overview
CPRI MegaCore Function User Guide
Figure
4–1:
Figure 4–1
AUX Interface
The following sections describe the individual interfaces and clocks.
The Altera CPRI MegaCore function supports the following interfaces:
■
■
■
■
■
Module
CPRI Interface
CPU Interface
MAP Interface
Auxiliary Interface
MII Interface
AUX
shows the main blocks of the CPRI MegaCore function.
IQ Data Channels
Transmitter
Interface Module
AxC
(1)
IF
1
CPRI MAP
(Optional)
CPRI Link
Transceiver
tx_dataout
Transmitter
...
AxC
(1)
24
IF
Physical Layer
MII Interface
Ethernet
MII
(2)
(2)
Control and Management
Receiver
CPU/Register Interface
Inband/
Alarms
CPU Interface Module
VSS/
Module
Transceiver
CPRI Link
Receiver
rx_datain
HDLC
Registers
December 2010 Altera Corporation
Chapter 4: Functional Description
Architecture Overview
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