On the 3.2, what serial port is used by pins 3 - TX and 4 - RX? ie. serial1 or ???
F Fluxanode Well-known member Oct 7, 2020 #1 On the 3.2, what serial port is used by pins 3 - TX and 4 - RX? ie. serial1 or ???
el_supremo Well-known member Oct 7, 2020 #2 If I read the card correctly, that is the CAN bus Tx and Rx. Pete
F Fluxanode Well-known member Oct 7, 2020 #3 Pete - looks like your right. I didn't see the canbus light pink legend, now i feel stupid... Thanks!
Pete - looks like your right. I didn't see the canbus light pink legend, now i feel stupid... Thanks!
PaulStoffregen Well-known member Oct 7, 2020 #4 FWIW, this question has come up several time. It's easy to visually mix them up with the serial signals. On the newer product cards we changed the names to "CAN0RX" & "CAN0TX" or "CRX1" & "CTX1" to make this clearer.
FWIW, this question has come up several time. It's easy to visually mix them up with the serial signals. On the newer product cards we changed the names to "CAN0RX" & "CAN0TX" or "CRX1" & "CTX1" to make this clearer.