RS232 Monitor Free Download
Shareware: You can try this program, but this version has some limited features or time usage restrictions. You should purchase it in order to remove those limits.
RS232 Monitor is software for communication with peripheral devices using RS-232 interface.
RS-232 Monitor allow to receive and transmit data through Serial port. Configure any COM port properties (set DTR, RTS levels, CTS, DSR Sensitivity). Available data formats are: ASCII, HEX, BIN, DECIMAL and FLOAT (IEEE 754). Additional possibility to send files, and transmit data periodically.