spi implementation using vhdl

There is a standard SPI master component in SOPC builder.

If you are looking for something else, you'll have to be more specific about your needs.

hi Daixiwen

thanks for your valuable reply,still i have some more doubts because i am very new to this,

1.what is sopc builder?

2. how to use that master and slave components in sopc builder ?

regards

krishnam raju

--- Quote Start ---

There is a standard SPI master component in SOPC builder.

If you are looking for something else, you'll have to be more specific about your needs.

--- Quote End ---

SOPC builder is a tool that can be used to connect components together, mainly used to create systems around the Nios II processor.

If you don't plan to interface your SPI bus with a CPU, you can write your own component in HDL. The SPI protocol it is quite straightforward.