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Altera_Forum
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12 years ago

Building an SPI Decoder into Altera

Hello, I am working on a project which requires interfacing between a Microcontroller and an Altera FPGA. I'm using an Arduino UNO and DE0Nano Cyclone IV. The Arduino sends a 64bit word via SPI...
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Altera_Forum
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12 years ago

For SPI, its much better to use a fast system clock and resample all of the SPI signals. This way you're using a single clock domain.