ProMicro nrf52 (faketec)

Name: ProMicro nrf52 (faketec)
Brand: Pro Micro
Price: 13 USD

Official Active

DIY ProMicro nRF52840 MeshCore target with an external SX1262 LoRa module. The upstream firmware profile exposes OLED, GNSS and sensor hooks for community builds, but the exact module and enclosure depend on the builder.

~$13 approx (2026-06)

MCU: nRF52840
Radio: SX1262
Display: None
GPS: None
Battery: None
Connectivity: USB, BLE

Roles

CompanionRepeaterRoom Server

Transports

bleusb

Hardware

Radio

Technology: LORA
Chip: Semtech SX1262 ↗
TX power: 22 dBm

Processor

Family: Nordic nRF52 series ↗
Model: Nordic nRF52840 ↗
Architecture: ARM Cortex-M4
Flash: 1 MB
RAM: 256 KB

Battery

Battery: None
Built-in: No
Charging: No

Connectivity

USB modes: Power, Serial, Flashing
Bluetooth: BLE
Wi-Fi: None

Details

Kind: Dev Board
Lifecycle: Active
Family: promicro-nrf52
Firmware support: 3
Catalog completeness: 59 %
Also known as: ProMicro nRF52

Firmware support

Firmware	Type	Target	Status
MeshCore (Official)	Official	promicro	✓ Supported
MeshCoreNG	Fork	promicro	✓ Supported
ZephCore	Custom	—	✓ Supported