Logging Serial Port Data in Linux

Serial port is usually used to log embedded device's report. This is very important to diagnose your problem.

If you're using Linux/Solaris/BSD, you can use script from this site to make serial port log with timestamp, like this:

2007-09-21,11:54:54: E0SamplingTimer fired
2007-09-21,11:54:56: E6Logged data :E67F000000FFFFFFFF0D016B00C0FF0000CC4E
2007-09-21,11:54:56: E0Data logged
2007-09-21,11:55:06: E3Packet received
2007-09-21,11:55:06: E2Download packet received
2007-09-21,11:55:06: E6Dump dataflash from time1 to time2
2007-09-21,11:55:06: E6Read data :E61F000000FFFFFFFFF9005D00C0FF0000CB4F
2007-09-21,11:55:06: E2Dump data :E20B1C7B0F5C040A1F000000FFFFFFFFF9005D00C0FF0000CB4F
2007-09-21,11:55:06: E2Sent data :E2220400000000001F000000FFFFFFFFF9005D00C0FF0000CB4F
2007-09-21,11:55:06: E2Send download protocol reply
2007-09-21,11:55:06: E2Send download protocol done

Check the details of its usage in here.