how to connect rfm12b and atmega 8 by spi

[vvarlord]

hi
i want to connect two atmega 8 , where one sends data , and the other gets the data and show on the lcd
i want to use to 2 RF tranciever madules(rfm12b,, wireless rf tranciever) which work with spi protocol
i know how to program the micros but, do not know how to connect each module to micro
i would be glad if anyone could help me with schematics

 

[Easyrider83]

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https://jeelabs.org/wp-content/uploads/flickr/3337/3296687815_007f613b6b_o.png

 

[vvarlord]

what's the function to read and write to the spi bus??