Use RTS/CTS Protocol

Hi…

I have a cuestion… How set the COM1 port to RTS/CTS protocol? I
need send files with the serial port, I try with Non Protocol but not is
trust me and sometimes works and othertimes not works… sorry my
english…


Ing. Francisco Javier Orozco Candela
Ingeniería Digital Aplicada, S.A. de C.V.