Rainbow-electronics ATR0630 Manual do Utilizador descarregar pdf (Página 16)

4920A–GPS–01/06

ATR0630 [Preliminary]

The Antenna Supervisor Software will be configured as follows:

1. Enable Control Signal

2. Enable Short Circuit Detection (power down antenna via ANTON if short is detected via

NANTSHORT)

3. Enable Open Circuit Detection via NAADET

The antenna supervisor function may not be disabled by GPSMODE pin selection.

Table 3-14. Antenna Detection I/O Settings

GPSMODE11

(Reset = PU)

GPSMODE10

(Reset = PU)

GPSMODE8

(Reset = PU) Location of NAADET Comment

0 0 0 P25/NAADET0/MISO

0 0 1 P25/NAADET0/MISO

0 1 0 P14/NAADET1

Reserved for further use.

Do not use this setting.

011

P14/NAADET1

(Default ROM value)

1 0 0 P14/NAADET1

Reserved for further use.

Do not use this setting.

1 0 1 P14/NAADET1

Reserved for further use.

Do not use this setting.

1 1 0 P25/NAADET0/MISO

1 1 1 P25/NAADET0/MISO

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 34 35

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