NavCom LAND-PAK Rev.N User Manual
Page 104
Technical Reference Manual Rev. N
Blk = All;
Blu = IOP w/Internal Radio
;
Red = IOP & LBM
;
Grn = Engine only
102
W3 B7 is only used by IOP to send resume logging command to Starlight. Normal user
operation should set B7 to 0.
Request
Record
Usage
Command - Yes
Response - No
Input: Resume data logging after power failure request;
Output: see table below
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
7e(hex)
U08
1
Length 0xXXXX
U16
2
W1
Sub ID 0x07
U08
1
W2
0x00 (request)
U08
1
W3
Control
B7=1: Resume logging after power failure
0: Don’t’ resume logging after power failure
B6-B1: Spare
B0=1: Append to File
0: Open New File
U08
1
W4
Spare
U08
1
W5
Filename – Null Terminated String
U08[]
1[]
CKSM Checksum
U08
1
ETX
03
(hex)
U08
1
Response
Record
Usage
Command - No
Response - Yes
Input: see table above;
Output: reports the failure mode of the appended or resumed file
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
7e(hex)
U08
1
Length 0xXXXX
U16
2
W1
Sub ID 0x07
U08
1
W2
0xff (response)
U08
1
W3
Result
B7=1: Memory Mount Failure
B6-B4: Spare
B3=1: File already exists
B2=1: File Open Failed
B1=1: Illegal file name
B0=1: Append Failed
if W3 = 0, rest of the bytes appear
U08
1
W4
Reserved
U08
1
W5
Reserved
U16
2
W6
Filename – Null Terminated String
U08[]
1[]
CKSM Checksum
U08
1
ETX
03
(hex)
U08
1
0x08 – Open File for Reading