NavCom LAND-PAK Rev.N User Manual

Page 101

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Technical Reference Manual Rev. N

Blk = All;

Blu = IOP w/Internal Radio

;

Red = IOP & LBM

;

Grn = Engine only

99

Request

Record
Usage

Command - Yes
Response - No

Input: Delete selected file(s) 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 0x04

U08

1

W2

0x00 (request)

U08

1

W3

Special

B7 = 1
B6 = 1
B5 = 0
B4 = 1
B3-B1: Spare (don’t care)
B0=1: Files Before Selected Date
B0=0: Files Since Selected Date

U08

1

W4

Spare

U08

1

W5

Selected Date

B15-B9: Years since
B8-B5:
B4:B0:

U16

years

month

day

0-65535

1-12
1-31

n+1980

2

W6

Selected Time

B15-B11:
B10-B5:
B4-B0:

U16

hrs

min
sec

0-23
0-59
0-29



n/2

2

CKSM Checksum

U08

1

ETX

03

(hex)

U08

1

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