function SerialPort_InputReady: boolean;

Libraries ›› The SSERIAL unit ›› Interface ››
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function SerialPort_InputReady: boolean;


The SerialPort_InputReady function may be used to check if a start condition is present to call the SeialPort_Input receive function.

Contrary to the HW SerialPort_InputReady function which tells that a character has been received, here it tells that a character seems to be incoming.


Some attention shall be given regarding the SerialPort_InputReady polling period: It have to be done at a period less than half a bit period to have reliable communications.