0X63 "Status Query - Globalstar ST100 User Manual

8545-0194-01 v1.0
Enter application response:
BYTE BITS
0 0 - 7
1 0 - 7
2 0 - 7
3 0 - 7
4-5 0 - 15

4.5.2.4. 0x63 "Status Query"

A query to determine if the bootloader is running, or the application is running. Response code will be 0x00 if the application is
running, and 0x05 if the bootloader is running.
BYTE BITS
0 0 - 7
1 0 - 7
2 0 - 7
3-4 0 - 15
BYTE BITS
0 0 - 7
1 0 - 7
2 0 - 7
3 0 - 7
4-5 0 - 15
ST100 User Manual v1
ENTER APPLICATION RESPONSE
PARAMETER
Leader
Length
Command
0xF0 = CRC/Signature failed. If this is received, the bootloader "believed" it had a valid
application loaded but a re-check of the CRC/Signature failed. (This should be quite rare
and indicates a significant glitch occurred during the loading process, or the device has
Response Code
0xFF = Other error. Usually returned because the application flash area is blank, or an
incomplete application is loaded. This will occur if the "0x61" command is used to load
If either 0xFF of 0xF0 are received, the user should attempt to load the application again.
CRC
BOOTLOADER/APPLICATION STATUS QUERY
PARAMETER
Leader
Length
Command Code
CRC
ENTER APPLICATION RESPONSE
PARAMETER
Leader
Length
Command
Response Code
CRC
Confidential & Proprietary Information
DESCRIPTION
Always a value of 0xAA
0x06
0x62
0x00 = OK booting application
bad flash memory.)
some of the file, but the "End of File" marker was never seen.
DESCRIPTION
Always a value of 0xAA
0x05
0x63
DESCRIPTION
Always a value of 0xAA
0x06
0x63
0x00 = Application running
0x05 = Bootloader running
61