The memory module date of manufacture.
field octets contents range
===== ====== ====================== ========
1 1-2 year 0..65536
2 3 month 1..12
3 4 day 1..31
4 5 hour 0..23
5 6 minute 0..59
6 7 second 0..60
(use 60 for leap-second)
This field will be set to year = 0 if the date of manufacture
is not available. The hour, minute, and second fields will
always be set to 0.