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Altera_Forum
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16 years ago

Cycloneiii Flip Flop mistery

Hello! I have a cycloneiii starterkit board from altera and terasic. This little one has a RS232 interface in the PIN_E18 and PIN_H17 , RXD and TXD respectively. I test the pins by making a loo...
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Altera_Forum
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16 years ago

First what is your clk speed?

second, do you do physical loop back or just inside fpga. How do you read back Tx pin (is it bidirectional)?