CHAPTER THREE
3.11.10 TIME WORD OUTPUT FORMATS (RS-232 I/O):
7 6 5 4 3 2 1 0
HD
8 4 2 1
TD UD
8 4 2 1 8 4 2 1
TH
2 1
UH
8 4 2 1
TM
4 2 1 8 4 2 1
UM
TS
4 2 1
US
8 4 2 1
tS
8 4 2 1
E
R
R
L
O
S
X
X
00
0
0
hS
8 4 2 1
mS
8 4 2 1
0000
Bit Index
Byte #1
#2
#3
#4
#5
#6
#7
Packed-BCD Format
Time Word Output
TABLE 3-1
Notes:
a. Word #1 is output first.
b. When Translator Time is output, ERR indicates an error in the input code and
LOS indicates a low time code input amplitude.
c. When Generator Time is output, ERR and LOS have no meaning.
d. The bits marked “X” have no meaning, and should be ignored.
3-40 TM7000 TymMachine TCG/T (Rev D) Symmetricom, Inc.