Checks whether a character is available on a serial port.
serial-port
serial-port-input-available-p serial-port => result
| serial-port⇩ |
A serial-port object. |
| result⇩ |
A boolean. |
The function serial-port-input-available-p checks the serial port associated with serial-port to see if a character is available. result is t if input is available, and nil otherwise.
LispWorks® User Guide and Reference Manual - 18 Feb 2025 15:32:40