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@bshambaugh
Last active September 13, 2025 19:41
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NRF52840 with LLCC68 Meshtastic Research
https://hackaday.io/project/202154-meshtastic-diy-how-to-build-your-own-meshtastic/details
https://github.com/meshtastic/firmware/issues/926
@bshambaugh
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lsusb : Bus 001 Device 005: ID 239a:8029 Adafruit Feather nRF52840 Express

@bshambaugh
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I guess go with:

https://www.youtube.com/watch?v=80USUwtnPOU [How to use the Promicro nRF52840 / NiceNano as a dev board on PlatformIO]

https://github.com/ICantMakeThings/Nicenano-NRF52-Supermini-PlatformIO-Support

"
i assume you restarted vscode,

the device is called "nicenano" (im pretty sure thats why you cant find it)
heres how it should look when searching:
https://imgur.com/a/STqWdVV

platformio.ini looks like:

[env:nicenano]
platform = nordicnrf52
board = nicenano
framework = arduino
lib_deps =
https://github.com/adafruit/Adafruit_nRF52_Arduino
;Note if you want bluefruit and other advanced stuff, add the library adafruit/Adafruit_nRF52_Arduino

if you still have problems and want quicker responses you can message me on telegram: https://t.me/ALQUV
"

@bshambaugh
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INFO_UF2.TXT:

UF2 Bootloader 0.6.0 lib/nrfx (v2.0.0) lib/tinyusb (0.10.1-41-gdf0cda2d) lib/uf2 (remotes/origin/configupdate-9-gadbb8c7)
Model: nice!nano
Board-ID: nRF52840-nicenano
SoftDevice: S140 version 6.1.1
Date: Jun 19 2021

@bshambaugh
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I am trying to use a pro micro nrf52840 with E22-900T22D Meshtastic, but I have heard that Meshtastic does not support UART. Is there a way to modify Meshtastic to support this setup?

[1] https://github.com/bricomp/EBYTE_E22/blob/main/E22-900T22D_UserManual_EN_v1.3.pdf
[2] https://github.com/ICantMakeThings/Nicenano-NRF52-Supermini-PlatformIO-Support

E22-900T22D pro micro nrf52840

M0 P1.06, D9
M1 P0.09, D10
RXD P0.06, D1
TXD P0.08, D0
AUX P0.11, D7
VCC VCC
GND GND

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