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Hi all, is it possible to display the local time in 12h format? Also, I see the option to specify the Night screen Brightness, how is that enabled? is it based on a given time? Would be great if this was a configurable setting. Lastly, I've 3D printed a case for mine and added a battery - any chance that a battery icon can be added showing percentage, charging status etc?
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For thé battery, i have to check if it's possible to measure the voltage without additional hardware.
For the night brightness it's from 21h to 7h, if i correctly remember the code.
My first approach was to reduce the number of parameters to simplify the settings.
André
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25-06-2026, 12:36 AM
(Modification du message : 25-06-2026, 12:38 AM par Manfredo.)
(23-06-2026, 09:50 PM)F1ATB a écrit : For thé battery, i have to check if it's possible to measure the voltage without additional hardware.
For the night brightness it's from 21h to 7h, if i correctly remember the code.
My first approach was to reduce the number of parameters to simplify the settings.
André
Thank you for this wonderful app. Installed it and works beautifully, is it possible to display the time in 12h format? . Also, in case anyone else is interested, I found this 3D printed case that fits perfectly -
https://www.thingiverse.com/thing:7127557
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Hello everyone
Great initiative with the 3D-printed case, thanks for sharing the Thingiverse link Manfredo!
Regarding the battery measurement without external components, it mostly depends on the microcontroller being used (ESP32 / ESP8266 / Arduino). On some ESP32s, for instance, reading the VDD voltage via the internal ADC is possible (
or internal voltage divider depending on the module), but adding a small resistor divider (2 x 10k) on an ADC pin is usually the most accurate way to monitor a LiPo cell's discharge without drawing much power.
As for the 12h/24h format and the night mode time slot, André's approach to keeping the interface minimalist is very clean. Perhaps a simple checkbox (12h/24h) tucked away in the config file or web interface would do the trick without cluttering the main menu?
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A new version of the Gluco-Monitor software is available. It includes:
- Time format selection: 12h or 24h
- Possibility to power the device with a lithium battery
To update, there are two options:
- Perform a quick installation of the software as before, but you will lose your settings.
- Connect to your Gluco-Monitor server by entering its IP address, 192.168.x.x, which you can find on the information page, in a web browser. Then, click on the menu (...) in the upper right corner and select OTA update. The installation of version 3.3 will be performed without loss of settings.
Sincerely, André / F1ATB
Details are also provided here :
https://f1atb.fr/gluco-monitor-diy/versi...d-updates/
https://f1atb.fr/gluco-monitor-diy/power-options/
Regards
André
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Inscription : Jun 2026
F1ATB
Amazing! Thank you so much for your work on this, for the battery feature? is there anything that needs to be enabled? Or will it work automatically if a battery is connected?
A new version of the Gluco-Monitor software is available. It includes:
- Time format selection: 12h or 24h
- Possibility to power the device with a lithium battery
To update, there are two options:
- Perform a quick installation of the software as before, but you will lose your settings.
- Connect to your Gluco-Monitor server by entering its IP address, 192.168.x.x, which you can find on the information page, in a web browser. Then, click on the menu (...) in the upper right corner and select OTA update. The installation of version 3.3 will be performed without loss of settings.
Sincerely, André / F1ATB
Details are also provided here :
https://f1atb.fr/gluco-monitor-diy/versi...d-updates/
https://f1atb.fr/gluco-monitor-diy/power-options/
Regards
André