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Earle F. Philhower, III 2022-05-24 08:09:01 -07:00 committed by GitHub
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Equivalent to the Arduino SoftwareSerial library, an emulated UART using Equivalent to the Arduino SoftwareSerial library, an emulated UART using
one or two PIO state machines is included in the Arduino-Pico core. This one or two PIO state machines is included in the Arduino-Pico core. This
allows for up to 8 additional serial ports to be run from the RP2040 without allows for up to 4 bidirectional or up to 8 unidirectional serial ports to
requiring additional CPU resources. be run from the RP2040 without requiring additional CPU resources.
Instantiate a ``SerialPIO(txpin, rxpin, fifosize)`` object in your sketch and then Instantiate a ``SerialPIO(txpin, rxpin, fifosize)`` object in your sketch and then
use it the same as any other serial port. Even, odd, and no parity modes use it the same as any other serial port. Even, odd, and no parity modes