Release Notes for SPI4

2.4

2009-03

• Removed support for ECP2, ECP2S, ECP2M, and ECP2MS devices
  
• Removed GSR from the GUI

• Updated iobuf.v to modify CDEL/FDEL delays to support ispLever 7.1 timing changes
  

• Updated to support ispLever 7.1
  
• Added support for VHDL flow
• Added support for development on Linux and Unix platforms
• Added support for Aldec simulation
• Added support for gate simulation in Modelsim
• Added constraint of sdck_status for 64-bit mode
• Updated to support synthesis and simulation from one parameter file
• Scaled down line rates for ECP2, ECP2S, ECP2M, and ECP2MS devices

• Changed status channel IO to LVCMOS33 type
  
• Added synchronous reset to FIFO
• Updated parameterization GUI
• Fixed value of rxloop in evaluation wrapper
  
• Updated generation of instances in the evaluation wrapper

2.0

2007-08

• New core design for ECP2/M and SC/M
  
• Targeted SC/M to middle speed-grade