Introduction - If you have any usage issues, please Google them yourself
TC on the computer used to program the serial port, and a simple query of the serial communication program. With a 9-pin DB-9 serial communication line to the computer' s com1 and com2 port connected to the mouth, com1 as I accept, com2 as I send.-with TC on the serial port of computer programming, and for a simple serial communication program inquiries. Using a 9-pin DB-9 serial communication lines to the computer com1 mouth and COM2 I connected com1 as I accept that I send as COM2.