NavCom LAND-PAK Rev.N - Manual (Page 32)

Technical Reference Manual Rev. N
Blk = All; Blu = IOP w/Internal Radio ; Red = IOP & LBM ; Grn = Engine only 30
0x19 - Reset Block - 6 or 8 bytes
Message 0x19 is the Reset Block. This message is expanded to support integrated systems.
Record
Usage Command - Yes
Response - No Input: Used to reset some base parameters to factory default or zero
Output:
Ref Message Field Description
Data
Type
Units Range Scale
Byte
Count
STX 02 (hex) U08 1
PRA1 99 (hex) U08 1
PRA2 66 (hex) U08 1
ID 19 (hex) U08 1
Length 0x0006 or 0x0008 U16 2
W1
Command Action
B2: Use Ack/Nak
U08 1
W2
Reset Conditions
B0=1: Clear NVRAM
(B6 indicates User/Factory)
B1=1: Perform Hardware Reset (Engine only)
B2: Reserved (was Almanac)
B3=0: Assume Time Unknown
1: Use Last Know Time
B4=0: Assume Position is Unknown
1: Use Current Position
B5: Reserved (was Restore Factory Defaults)
B6=1: if (B0=1) Clear Factor and User NVRAM
0: if (B0=1) Clear User NVRAM Only
B7=1: Use W3
U08 1
W3
0xffff: Turn Off Engine or Integrated System
0x0000: Cycle power on Integrated System
(Equivalent to W2.B1 for Engine only)
0x0nnn: Integrated System shuts Off for NNN
minutes (Engine only – Not Supported)
U16 2
CKSM Checksum U08 1
ETX 03 (hex) U08 1