TBlockSerial.CanWrite
TBlockSerial
function CanWrite(Timeout: Integer): Boolean;
Unit
SynaSer
Description
Return TRUE, if you can to port write any data (not full sending buffer). Status is tested for time Timeout (in milliseconds). If value in Timeout is 0, status is only tested and continue. If value in Timeout is -1, run is breaked and waiting for write data maybe forever.