SThreshold Sets or Retrieves the number of bytes remaining in the transmit buffer below which an OnComm event is raised. MSComm32 and SComm32 have the same syntax and functionality. Syntax:- SComm1.SThreshold = value   value:- A numerical expression indicating the SThreshold number of bytes.   Examples:- SComm1.SThreshold = 0 '// OnComm events will not be triggered. SComm1.SThreshold = 1 '// OnComm events will be triggered when the last character is transmitted. Remarks