NavCom Sapphire Rev.J - Manual (Page 245)

Sapphire Technical Reference Manual Rev. J
245
1.208 WEBLOADB
SF-3050 Sapphire SF-3040
This command is used for downloading new SF-3050 Webpages. The binary software
downloading message has message ID [WEBLOADB]. It goes through the following steps:
1. Initialize the webloadb structure
2. Send the first filename and size info
3. Send the file
4. Send file CRC + save in temporary memory
5. Repeat 2-4 for as many files necessary (up to 100 files)
6. Write files to drive
7. Reboot
Webpages Limits:
1. All webpages locations to be stored on the receiver are to start with:
a. A:\WEB\NCT\  For Navcom Webpages
b. A:\WEB\OEM\  For non-Navcom Webpages
2. The maximum number of files that can be stored on each is 100
3. The maximum file size that can be stored is 50000 bytes.
a. The maximum filename + filepath length is 96
b. 96 including A:\WEB\NCT\ or A:\WEB\OEM\
c. 85 not including A:\WEB\NCT\ or A:\WEB\OEM\
1.208.1 Message General Format
The message general format is defined in the following table:
Table 90: WEBLOADB Binary Message
Data Item (8 Bytes + data) DataType
Function Type SubID (enum) U08
Pass or Fail (1 = pass, 0 = fail) U08
Valid count U16
Address (reserved) U32
Data U08[ ]