# \#zephyr
**URL:** https://hub.mender.io/tag/zephyr/382.md
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## [Custom Update Module on bare flash: where to store "which bank is live"?](https://hub.mender.io/t/custom-update-module-on-bare-flash-where-to-store-which-bank-is-live/8343)
**Author:** [@hkenken](https://hub.mender.io/u/hkenken)\
**Replies:** 4\
**Last updated:** [September 14, 2026, 10:24am UTC](https://hub.mender.io/t/custom-update-module-on-bare-flash-where-to-store-which-bank-is-live/8343 "2026-09-14T10:24:36Z")
I have a custom Update Module working on mender-mcu, and I want to check if my approach is right. Setup NXP MIMXRT1170-EVK, Zephyr 4.2.1, mender-mcu. Two modules: zephyr-image for firmware (not modified) signage-cont…
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## [NXP i.MX RT1064-EVK](https://hub.mender.io/t/nxp-i-mx-rt1064-evk/8298)
**Author:** [@TheYoctoJester](https://hub.mender.io/u/TheYoctoJester)\
**Replies:** 0\
**Last updated:** [June 25, 2026, 12:13pm UTC](https://hub.mender.io/t/nxp-i-mx-rt1064-evk/8298 "2026-06-25T12:13:04Z")
This is a step-by-step bring-up of the Mender MCU client on the NXP MIMXRT1064-EVK with Zephyr: clone the sources, build a signed image, flash it, enroll the device on hosted Mender, and deploy an over-the-air update …
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## [Getting started with the Mender-MCU client - ESP32-S3-DevKitC](https://hub.mender.io/t/getting-started-with-the-mender-mcu-client-esp32-s3-devkitc/7480)
**Author:** [@TheYoctoJester](https://hub.mender.io/u/TheYoctoJester)\
**Replies:** 0\
**Last updated:** [January 23, 2025, 1:43pm UTC](https://hub.mender.io/t/getting-started-with-the-mender-mcu-client-esp32-s3-devkitc/7480 "2025-01-23T13:43:55Z")
This step by step tutorial will show the process to set up a build environment and run the Mender MCU client for Zephyr on the reference board ESP32-S3-DevKitC. Attention: currently mender-mcu is still in preview mod…