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OpenNextion-printsphere v0.1.0

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@freezingzz freezingzz released this 06 Jun 16:38
v0.1.0
d1d0201

OpenNextion-printsphere v0.1.0 Release Notes

Summary

v0.1.0 is the first public release of OpenNextion-printsphere, a
non-commercial OpenNextion adaptation of PrintSphere for rectangular ESP32
display boards.

This release provides one full initial flashing image for the
ONX3248G035 3.5 inch display in
landscape orientation.

Firmware Asset

GitHub Release asset:

opennextion-printsphere-onx3248g035-landscape-full-v0.1.0.bin

SHA256:

130285c013db209ecd4b0e375c1346df36ea3d1fc0db9fb58b8812b764f11e18

MD5:

7b14550fea6b31431421e7d903041a1c

Size:

3811536 bytes

This is a full initial flashing image for writing the complete firmware image to
the device. OTA firmware is not provided in v0.1.0.

Supported Display

Display Orientation Status
ONX3248G035 Landscape Included in v0.1.0

Portrait orientation and other display targets require a separate public build
profile and release validation. They are not v0.1.0 targets.

Highlights

  • Added ONX3248G035 board support for
    the OpenNextion ESP32 display.
  • Reworked the UI for a rectangular landscape display instead of the original
    round-screen layout.
  • Added CN region Bambu Cloud endpoint handling for api.bambulab.cn,
    bambulab.cn, and cn.mqtt.bambulab.com.
  • Added GlobalSign Root R3 CA handling for selected CN region cloud HTTP,
    preview image download, and related TLS paths.
  • Added the onx_cjk_16 LVGL CJK font subset generated from Source Han Sans SC,
    with ASCII plus about 2,500 commonly used modern Chinese characters.
  • Improved Chinese file name and project title rendering on the device.

Validation Scope

Legend: Verified / Partially covered / Failed or unavailable / Not tested

Printer Mode Connection / binding Status data AMS data Cover image Camera Notes
Bambu Lab A1 mini Local mode Verified Verified Partially covered Failed or unavailable Verified Current A1 mini test setup did not include AMS; cover page is unavailable in local mode
Bambu Lab A1 mini Hybrid mode Not tested Not tested Not tested Not tested Not tested Needs separate validation
Bambu Lab H2C Local mode Not tested Not tested Not tested Not tested Not tested Needs separate validation
Bambu Lab H2C Hybrid / cloud mode Verified Verified Verified Verified Failed or unavailable Only tested with a CN region account
Bambu Lab P1S Local mode Not tested Not tested Not tested Not tested Not tested Needs validation
Bambu Lab P1S Hybrid mode Not tested Not tested Not tested Not tested Not tested Needs validation

Known Limitations

  • v0.1.0 only includes the
    ONX3248G035 landscape full firmware
    asset.
  • Portrait orientation and other display targets require a separate public build
    profile and release validation; they are not v0.1.0 targets.
  • Bambu Lab A1 mini local mode does not currently provide a cover page.
  • Bambu Lab A1 mini AMS behavior has not been tested in an AMS-equipped setup.
  • Bambu Lab H2C camera page is unavailable in the tested hybrid / cloud mode.
  • Bambu Lab H2C testing only covered a CN region account.
  • Bambu Lab P1S has not yet been validated.
  • OTA update flow has not yet been validated, so OTA firmware is not included in
    this release.

License Notice

OpenNextion-printsphere is a non-commercial derivative of
PrintSphere.

This project and the release firmware are provided under the
Federation Non-Commercial License (FNCL) v1.1. Use, copying, modification, and
sharing are allowed only for non-commercial purposes under the FNCL terms.
Commercial use requires separate written commercial permission from the original
copyright holder.

The repository includes a standalone LICENSE file containing the FNCL v1.1
text. Additional attribution, third-party component notices, and risk /
non-affiliation statements are provided in NOTICE.md and DISCLAIMER.md.

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