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3.
Update firmware by Hyper Terminal
1. ET250 supports firmware upgrade by Hyper Terminal after firmware
version 970603. ORION releases the .img file (Application code only)
to allow our customers to update the firmware by Hyper Terminal or by
GPRS.
2. It takes only 3 steps to update the firmware by Hyper Terminal, and the
task can be done under the regular ‘Debug Mode’ via RS-232
connection to PC.
3. Please follow the instructions below to update firmware of the tracker.
Step 1:
Power ON the tracker and type ‘Esc’ within 3 seconds to enter
‘Debug Mode’. Type ‘
UPGRADE
’ or ‘
upgrade
’, then click the menu bar to
open ‘Send File’ window. Select the new .img file and ‘1K Xmodem’
protocol to send the .img file.