GE VersaMax PLC User Manual page 208

Parameter Block Format:
High Byte Low Byte
1 = change or 0 = read
83h (ASCII 4 digit)
year
(hundreds)
year (ones)
month (tens)
(space)
day of month
(ones)
hours (tens)
: (colon)
minutes
(ones)
seconds
(tens)
(space)
day of week
(ones)
208 GFK-1503E
For public disclosure
11.8.3.2 4-Digit Year
address
address + 1
year
address + 2
(thousands)
year (tens)
address + 3
(space)
address + 4
month (ones)
address + 5
day of month
address + 6
(tens)
(space)
address + 7
hours (ones)
address + 8
minutes (tens)
address + 9
: (colon)
address + 10
seconds (ones)
address + 11
day of week
address + 12
(tens)
Example:
Read Date and Time in Packed ASCII
Format (Mon, Oct. 5, 1998 at 11:13:00pm)
0 (read)
83h (ASCII 4 digit)
39 (9)
38 (8)
31 (1) 20 (space)
20 (space)
35 (5) 30 (leading 0)
31 (1) 20 (space)
3A ( : )
33 (3)
30 (0)
20 (space)
32 (2: Mon.) 30 (leading 0)
31 (1)
39 (9)
30 (0)
31 (1)
31 (1)
3A ( : )
30 (0)
VersaMax PLC User Manual