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Altera_Forum
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13 years ago

Interfacing STRATIX 3 FPGA with RS485 and RS232.

Hello sir, I am designing a hardware multipurpose board using STRATIX 3 FPGA(EP3SL340F1517C3N). I have never worked on Fpga practically. So kindly let me know how to interface this Fpga with...
Altera_Forum's avatar
Altera_Forum
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13 years ago

Yes you need do to serial to parallel conversion. Usually it is done inside the FPGA, as it doesn't use a lot of resources and decreases the number of FPGA pins you require.

You can either write your own conversion, using a shift register, or use a ready made UART from SOPC Builder or QSys.