Digi XBee 3 Cellular LTE-M User Manual page 299

File system API frames
Offset Size
0 8-bit
1 16-bit
3 8-bit
4 8-bit
5 8-bit
6 8-bit
7-n variable
EOF 8-bit
Status Values
Value Command
0x00 Success
0x01 Error
0x02 Invalid File System Command
0x03 Invalid command parameter
0x50 Access denied
0x51 File/Directory already exists
0x52 File/Directory does not exist
0x53 Invalid name
0x54 File operation on directory
0x55 Cannot delete non-empty directory
0x56 Attempt to read past EOF (end of file)
Digi XBee® 3 Cellular LTE-M/NB-IoT Global Smart Modem User Guide
Frame Field
Start Delimiter
Length
Frame type
Frame ID
File System Command
Status
Response Data
Checksum
Local File System Response - 0xBB
Description
Indicates the start of an
API frame.
Number of bytes between the
length and checksum.
Local File System Response -
0xBB
Frame ID value from the
corresponding Local File System
Request.
See File System Commands
valid command values.
See Status Values for description.
Variable content based on File
System Command. Only present
if Status is 0 and the command
has additional data to provide.
0xFF minus the 8-bit sum of bytes
from offset 3 to this byte
(between length and checksum).
for
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