Description: HHD Software Free Serial Port Monitor - RS232/422/485 Communication Software Data Sniffer and Analyzer. Analyze Your Com Port Communication Data Traffic. Freeware Modem Data Capture Utility, Connection Test Tool Packet Analyser
com (43767) software (33925) free (26949) freeware (1232) monitor (1189) port (990) serial (236) rs232 (132) sniffer (21) hhd (7)
Download new version of Free Serial Protocol Analyzer here: http://freeserialanalyzer.com
It supports Windows XP, Vista, 7, 8, 8.1 32 and 64 bit.
There is also Free USB Protocol Analyzer (http://freeusbanalyzer.com) and Free Network Protocol Analyzer (http://freenetworkanalyzer.com).