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Firmware Receiver v23

OneSeventyFour edited this page May 15, 2026 · 2 revisions

Receiver firmware v23 (current)

Released 2026-05
Status Current — recommended baseline
Pairs with dongle v16+
Predecessor v22
Previous on this page

Downloads

File Purpose Download
os4_receiver_v23.bin App partition (~340 KB). Used for routine updates and OTA. Download
os4_receiver_v23.bootloader.bin Chip bootloader. First-time flash only. Download
os4_receiver_v23.partitions.bin Partition table. First-time flash only. Download
os4_receiver_v23.boot_app0.bin OTA "next-app" pointer. Flashed every time. Download

Release notes

Maintenance and bug-fix release on top of v22's receiver-side configuration query/set protocol. No wire-protocol changes from v22 — the v22→v23 jump is fully drop-in.

How to flash

Compatibility

Dongle FW Compatible? Notes
v16+ Yes Recommended pair.
v10–v15 Partially OTA works (since rx v15 / dg v10), but rxcfg returns no RECEIVER_CONFIG_RESPONSE; the host falls back to defaults.
≤ v9 No Dongle won't drive the OTA hot-path; updates must be wired.

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