Micro Modular Technologies Orion NMEA Manual do Utilizador descarregar pdf (Página 17)

Orion NMEA User Manual

GPS Receiver Module

Micro Modular Technologies Pte. Ltd. Page 17 of 25

No. 3, Ubi Avenue 3, #03-02 Crocodile House 408857 Singapore

Tel: 65-6745-8832 Fax: 65-6293-0661 Email: sales@micro-modular.com

www.micro-modular.com

The table below shows which data elements are required for each start mode.

Table 14 – Start Mode Required Data

5 ERR Message

The ERR message is sent as a response to an invalid command. Its format is:

$PUNV,ERR,ID,ERROR,DATA*cc

ID is the section ID which causes the error (05 = NMEA command processor).

ERROR is the error number defined in the section.

DATA is error specific optional data.

ID ERROR Description

5 (NMEA)

1 Illegal command form

5 (NMEA)

2 Illegal command prefix

5 (NMEA)

3 Illegal command

5 (NMEA)

4 Illegal section ID

5 (NMEA)

5 Illegal parameter.

5 (NMEA)

6 Illegal checksum.

5 (NMEA)

7 Illegal message.

Table 15 – Error Codes

Examples of error messages:

Illegal checksum:

$PUNV,ERR,05,00006,00000*5B

Illegal command:

$PUNV,ERR,05,00003,00000*5E

Fast Hot

Warm

Cold

Almanac

+ +

Ephemeris

+ +

Time accuracy ~10 ms

~300s

~300s -

Last known good fix + +

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