Input Sentences - NorthStar 2505 Installation Manual

Appendix C NMEA output protocol
Field type
Fixed number
field
Fixed text field
Notes:
1. Spaces can't be used in variable text field.
2. A negative sign "-" (HEX 2D) is the first character in a Field if the value is negative.
The "+" sign is optional if value is positive.

Input sentences

Message
identifier Name
000 Configure Primary Port Command
001 Initialization Data Command
003 Initiate Self-test Command
004 Request Output Message Command
005 Set Output Configuration Command
006 Switch to Reprogramming Mode Command
007 Erase Non-Volatile Memory
MSK Command Message to Radiobeacon Board
Page 26
Table 6: NMEA field definitions (continued)
Symbol Definition
xx_____ Fixed length field of numeric characters.
cc_____ Fixed length field of valid characters
The following sections define the valid input and output
sentences available on the primary port.
Table 7 lists all valid input sentence types for the GPS receiver.
Detailed descriptions of each sentence are given in the sections
that follow.
Table 7: Primary port input messages
Maximum sentence
length (characters)
17
77
15
19
67
20
18
27
2505 INSTALLATION MANUAL, Revision A