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Altera_Forum
Honored Contributor
20 years agocal_uart(with fifo) + NIOSserial.c
As we know, we need uart with fifo to enchance the performance. So we got the cal_uart from Altera, which should tested by ourselves because it is not provided officially by altera. Now we use...
Altera_Forum
Honored Contributor
20 years agoWe tested the cal_uart's irq signal is only active for 1 clock period so
I changed <cal_uart>/uart_pm.pl:L1933:rx_char_ready to rx_not_empty in order to irq <= ... rx_not_empty ... then it worked well.