22
Programming format: X
1
, X
2
, X
3
, X
4
, where X
1
…X
4
–
digits from 0 to 9 according to Table 8.5.
FREQUENCY TUNING PROGRAMMING CODE
Table 8.5.
Programming Code
Synthesizer Frequency Code
X
1
X
2
X
3
X
4
0
0
0
1
1.10
–
14
0
0
0
2
2.10
–
14
…
…
…
…
…
0
0
0
9
9.10
–
14
0
0
1
0
1.10
–
13
0
0
2
0
2.10
–
13
…
…
…
…
…
0
0
9
0
9.10
–
13
0
1
0
0
1.10
–
12
0
2
0
0
2.10
–
12
…
…
…
…
…
0
9
0
0
9.10
–
12
1
0
0
0
1.10
–
11
2
0
0
0
2.10
–
11
…
…
…
…
…
9
0
0
0
9.10
–
11
Note: After program data entry GET command is transmitted into GPIB.
3) Data Out to GPIB Interface (Output data format in mode is given in Table 8.6).
OUTPUT DATA FORMAT
Table 8.6.
Byte Number
1
2
3
4
5
Digits (0-9)
X
1
X
2
X
3
X
4
LF
Note: signal EOI is sent simultaneously with signal LF.
Output data format in diagnostic data output mode is given in Tables 8.7 and 8.8.
DIAGNOSTIC DATA FORMAT
Table 8.7.
Byte Number
1
2
3
4
5
Digits (0-9)
Y
1
(1 or 0)
Y
2
(from 0 to 9)
0
0
LF
Note: signal EOI is sent simultaneously with signal LF.
Summary of Contents for CH1-76A
Page 2: ...2 Fig 1 The CH1 76A Passive Hydrogen Maser ...
Page 8: ...8 Fig 5 1 The Maser CHI 76A Simplified Block Diagram ...
Page 9: ...9 Fig 5 2 The Maser CH1 76A Detail Block Diagram ...
Page 12: ...12 Fig 6 1 The Maser CH1 76A Package Design ...
Page 14: ...14 Fig 7 1 The Maser CH1 76A Front A and Rear B Panel ...