bootloader · NRF5 Series · NRF52840 · NRF52840 DK board · SPI

How to upgrade Specify FW from SPI flash on nRF52 Series

This blog is to show how to use the SPI bootloader to load the specify firmware from SPI flash for device firmware upgrade. Following up the blog (SPI bootloader), I would continuous to use the nRF52840 DK board and use its onboard qspi flash as SPI flash. For example, there are 3 difference application firmware… Continue reading How to upgrade Specify FW from SPI flash on nRF52 Series

bootloader · DFU · nRF Connect SDK · OTA

Overview on MCUBoot @ Zephyr RTOS

This blog is to give you a guideline how to run the MCUBoot on the nRF Connect SDK / Zephyr RTOS at Nordic nRF52840 / nRF9160 chipset. For example, the below is the modem FOTA upgrade at the nRF9160 chipset. What is the MCUboot? MCUboot is a secure bootloader for 32-bit MCUs. The goal of… Continue reading Overview on MCUBoot @ Zephyr RTOS