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Altera_Forum
Honored Contributor
Honored ContributorDE2-115/tPad and RS-232
Hello, I've been fiddling a bit with this lately, interfacing with the UART chip on this board, and running into some strange problems. As far as I can see there are 4 ports/pins available...
Altera_ForumHonored Contributor
Honored Contributor --- Quote Start --- Baud rates, start bit, parity, stop bit(s) of RX and TX I'll have to handle myself. I can think of the UART chip as a component doing voltage conversion between the FPGA pins and RS-232 wires, right? No weird logic inside? M. --- Quote End --- yes， it's a phy only to convert the RS232 level to 3.3V-LVTTL level, no logic function.
