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Altera_Forum
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20 years ago

Nios-II SOPC UART delivers wrong bytes

We use the UART in our Nios-II design that comes with Quartus 5.0SP1 and Nios-II 5.0 We face the problem that sometimes the Uart reports wrong RX Bytes from correct RX streams. The serial str...
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Altera_Forum
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20 years ago

We had the same problem - I tried to use the UART together with DMA . At lower baudrates (up to about 115k2) it worked more or less. But we looked for baudrates up to 2Mbit/s. Finally we wrote our own UART with 512 Byte deep fifos - for rx and tx.

Chris