ST20-GP6 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
ST20-GP6 Datasheet PDF : 123 Pages
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ST20-GP6
Satellite ID
PRNcode0-11
register value
Taps selected from G2 shift registera
by bits 6 to 4
by bits 3 to 0
1
#62
6
2
2
#73
7
3
3
#04
8
4
4
#15
9
5
5
#11
9
1
6
#22
10
2
7
#01
8
1
8
#12
9
2
9
#23
10
3
10
#32
3
2
11
#43
4
3
12
#65
6
5
13
#76
7
6
14
#07
8
7
15
#18
9
8
16
#29
10
9
17
#41
4
1
18
#52
5
2
19
#63
6
3
20
#74
7
4
21
#05
8
5
22
#16
9
6
23
#31
3
1
24
#64
6
4
25
#75
7
5
26
#06
8
6
27
#17
9
7
28
#28
10
8
29
#61
6
1
30
#72
7
2
31
#03
8
3
32
#14
9
4
-
#25
10
5
-
#24
10
4
-
#71
7
1
-
#02
8
2
-
#24
10
4
WAASb
#20
10
0
Table 3.3 PRNcode0-11 register value
a. Refer to the US DoD document ICD-GPS-200.
b. It is the responsibility of the software to ensure that when this value is selected, a suitable
value has been written into the PRNinitialVal0-1 register. If this channel is later used for a
standard GPS satellite, the PRNinitialVal0-1 must be set to all ones (#3FF).
For channels 0 and 1, RTCA-SC159 satellite codes can also be selected. This is achieved by set-
ting the PRNcode0-11 register appropriately and also writing the initial value for the satellite to the
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