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Section 1 . Introduction
1-5
1.2.6 Other Key Features
• An internal lithium battery which retains configuration information
(estimated life 10 years)
• A built-in system watchdog which will reset the processor in the event
of a crash caused by transients, etc.
• A multi-tasking operating system allowing concurrent transmission and
receipt of data on all ports. This allows the receipt and processing of
data from all four serial ports concurrently at 9600 baud.
• A built-in status LED to give an indication of system function on power-
up.