Board | USB CDC name | Serial pins | Serial1 pins | Serial2 pins | Serial3 pins |
---|---|---|---|---|---|
Uno, Nano, Mini | 0(RX), 1(TX) | ||||
Mega | 0(RX), 1(TX) | 19(RX), 18(TX) | 17(RX), 16(TX) | 15(RX), 14(TX) | |
Leonardo, Micro, Yún | Serial | ||||
Uno WiFi Rev.2 | Connected to USB | 0(RX), 1(TX) | Connected to NINA | ||
MKR boards | Serial | 13(RX), 14(TX) | |||
Zero | SerialUSB (Native USB Port only) | Connected to Programming Port | 0(RX), 1(TX) | ||
Due | SerialUSB (Native USB Port only) | 0(RX), 1(TX) | 19(RX), 18(TX) Sonic 3 and knuckles hacks. | 17(RX), 16(TX) | 15(RX), 14(TX) Apple fat mac. |
101 | Serial | 0(RX), 1(TX) |
begin()
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