HT20IoT-09
User’s
Manual
32
Fig. 22. View of the program to upgrade the firmware.
Caution!
After upgrading the software, set up the factory setting of
the monitor.
Prior to the upgrade, remove the housing of the device and connect the RS-485
conductors to the connector marked "BA"
After starting the eCon program the speed, mode, the monitor IP address and
RS-485 port must be set in the
Communication
tab. Then click the icon.
Connect
. Then
click the link
Upgrade firmware
which will display the window of LUMEL UPDATER (LU)
–
Fig. 22.
Click the
Connect
button
Messages
information window contains info about
the progress of the upgrade process. When the port is properly opened the display shows:
Port opened
. Switching to the upgrade mode is performed remotely via LU (based on the
settings in eCon or the website - address, mode, speed, COM port) - upgrade according to
the recommended communication parameters, i.e. speed 115200 kb/s, 8N2 mode. If the
monitor establishes communication with LUMEL UPDATER the following message is
displayed in LU program
Device found: HT20
and the version of the main program and the
bootloader of the connected device, and the monitor display will show the message
"Device is ready." Then, while pressing the button „
...
” load the file with the new version of
the software in LUMEL UPDATER. When the file is properly opened, LU program displays
information
File opened
. Press the
Send
button. During upgrade, the percentage update
progress is displayed on the bottom row of the display. After successful upgrade the
monitor switches to normal operation, and the information window shows
Done
and the
upgrade duration.
