Our @NordicTweets summer students have been
busy working on integrating the #nRF9160 DK with external hardware (specifically
a finger print reader) and out of that came the need to write a UART device
driver for @ZephyrIoT. Read more in Halvor's
blog post:
https://devzone.nordicsemi.com/nordic/nrf-connect-sdk-guides/b/peripherals/posts/writing-device-drivers-for-uart-peripherals