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USB-SPI Interface, MC68HC908JW32

Question asked by Alaa Noah on Jun 14, 2016

I have USB-SPI Interface, MC68HC908JW32.I have the USB board connect to special chip to establish SPI communication. one of the problem that i have is there is a lot of noise and the signal that i'm sending is not clear.

 

notes i have common ground between the board and the chip and the scope

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