Firmware Update

Firmware maintenance and upgrade guides for Dragino NB-IoT and LTE-M devices.

UART/TTL Upgrade for -NB / -CB series

Use UART/TTL access for AT commands, firmware upgrades, and low-level device maintenance.

BLE Upgrade for -NB / -CB series

Update NB-IoT and LTE-M end node firmware from a mobile phone over BLE.

OTA Upgrade for -NB / -CB series

Remote firmware update workflow for compatible NB-IoT and LTE-M end nodes.

FOTA Upgrade for BC660-GL Module

Upgrade BC660K-GL module firmware using its debug serial port.

UART Upgrade for -FB/-FS/-FE models

Based on the Nordic nRF9151 module, USB-TTL upgrade workflows for -FB/-FS/-FE devices.

OTA Upgrade for -FB / -FS/ -FE models

Based on the Nordic nRF9151 module, OTA upgrade workflows for -FB/-FS/-FE devices.