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Lejla's avatar
Lejla
Icon for New Contributor rankNew Contributor
3 years ago

Cyclone IV can't recieve data trough second UART

Hello everyone, As I am working on my thesis I have encounterd a problem. I have Cyclone IV EP4CE6E22 and it is connected to two nodeMCUs. First nodeMCU sends data from RC522 RFID module and...
KellyJialin_Goh's avatar
KellyJialin_Goh
Icon for Frequent Contributor rankFrequent Contributor
3 years ago

Hi,

Cyclone IV offers 'DIFFIO_xxp/n' pairs. These can be used as either input or output LVDS pairs. You cannot use 'DIFFIO_tx' pairs as inputs(dual ended inputs). You will need to use LVDS I/O standard in order to use LVDS.


Thank you.

Regards,

Kelly