1.5. Dual-Port RAM Interface
Command 0x1D: Set Local Time Offset
This command adds/subtracts local time offset to the TFP time. This command affects the TFP time
only; the generator time is not affected. (See Command 0x1C.)
Byte
Type
Item
Value or Range
0
UINT8
ID
0x1D
1-2
UINT16
Local Offset
0xfff0 to 0x0010 (-16 to +16)
3
UINT8
Half Hour
0 or 1
Half Hour:
n
0 = half hour not present (30 min)
n
1 = half hour present (30 min)
Command 0x1E: Program Leap Second Event
Byte
Type
Item
Value or Range
0
UINT8
ID
0x1E
1
INT8
LS_Flag
-1 to +1
Leap Second Flag:
l
1 = Insertion
l
-1= Deletion (0xff)
l
0 = Disable
Command 0x1F: Request Firmware Information
Byte
Type
Item
Value or Range
0
UINT8
ID
0x1F
1
INT8
Major SW version
0x1 to 0x63 (1- 99)
2
INT8
Minor identifier
(Model dependant) *
3
INT8
SW release Month
0x1 to 0xC (1-12)
4
INT8
SW release Date
0x1 to 0x1F (1-31)
5
INT8
SW release YR (MS)
Year
6
INT8
SW release YR (LS)
Year
* Model dependant (x=Major version)
x.20 = bc635
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