Interface Cores

As a solution to System On a Programmable Chip, SLS provides following set of standard bus interfaces.

Interface Core	Description	Supported Devices
USB 2.0	Supports both full speed and high speed Pre-configured for 3 endpoints UTMI transceiver and macro-cell interface Includes NIOS II HAL Driver	Cyclone, Cyclone II, Stratix, Stratix II, Stratix GX
USB 1.1	Implementation of USB 1.1 specification for Altera devices Supports both full speed and low speed USB enumeration in hardware UTMI compliant physical layer interface CRC generation and checking	Cyclone, Cyclone II, Stratix, Stratix II, Stratix GX
Ethernet	Implementation of IEEE 802.3 MAC standard core for Altera devices Compatible to 10/100 Mbps speed Transmit, receive FIFO of 32x16 (width x depth) 32 bit CRC generation and checking	Cyclone, Cyclone II, Stratix, Stratix II, Stratix GX
I²C Controller	Avalon interconnect compliant Byte by byte data transfers is driven by interrupt or bit polling Arbitration-lost interrupt with automatic transfer cancellation Bus-busy detection Static synchronous design Implementation in verilog RTL	MAX® II, Cyclone, Cyclone II, Stratix, Stratix II, Stratix GX
I²C Master	Phillips I²C specification version 1.0 compliant Clock synchronization, arbitration, multi-master systems and fast speed transmission mode Software programmable clock frequency and acknowledgment bit Static synchronous design	MAX® II, Cyclone, Cyclone II, Stratix, Stratix II, Stratix GX
I²C Slave	Compatible with Phillips I²C Standard Supports Normal and Fast Speed 7 Addressing modes support Static synchronous design	MAX II, Cyclone, Cyclone II, Stratix, Stratix II, Stratix GX
I²S	Phillips Inter IC Sound (I²S) specification compliant Supports variable data width and sampling frequency between 4KHz to 96KHz Provides selection for Master/Slave mode	MAX II, Cyclone, Cyclone II, Stratix, Stratix II, Stratix GX
AC’97	Avalon Bus Compliant Compliant with AC’97 Revision 2.1(LM4550) Variable and Fixed Sample Rate Support, upto 48 KHz	MAX II, Cyclone, Cyclone II, Cyclone III, Stratix, Stratix II, Stratix GX
Compact Flash	Supports True IDE mode for data transfer Avalon Interface compliant	MAX II, Cyclone, Cyclone II, Stratix, Stratix II, Stratix GX

Download the evaluation version of SLS IP cores from the download section.