Altera Cyclone II EP2C35 PCI Development Board - Manual (Page 30)

3–4 Core Version 4.0.0 Altera Corporation
Cyclone II EP2C35 PCI Development Board Reference Manual May 2005
Program the Serial Flash Memory
Figure 3–1 illustrates both the conventional (AS programming) method
of programming serial configuration devices as well as the in-system
programming method using the SFL solution.
Figure 3–1. Conventional Vs In-System Programming Method
The SFL Provides an In-System Programming Solution via the JTAG Interface
JTAG Interface
JTAG Chain
FPGA
SFL Image
to bridge the
JTAG interface
and ASMI
AS Interface
ASMI JTAG
Conventional Method of Programming Serial Configuration Devices via the AS Interface
FPGA
Serial
Configuration
Device
AS Interface
ByteBlaster II Download Cable,
Microprocessor, etc
Serial
Configuration
Device