Hello, Have you added ETH_NET_DEVICE_INIT In your code? Do you have CONFIG_NET_IPV4=y set in your application? What sample are you using? You can have a look at enc28j60 code, that is an SPI ethernet

#ipv4 #ethernet #networking

Hello Anton, As I understand you use a custom board that you managed to create out of tree and you’d like to change clock configuration. The file /soc/arm/nxp_kinetis/k2x/soc.c is used for all the SoC

#nxp #k2x

Will not work in current mainline, unless you apply https://github.com/zephyrproject-rtos/zephyr/pull/17984 Andrei Gansari

Hello Glauber, You need to enable the following configuration BT_UART as this enables UART3 on FRDM-K64F (this is initially designed for Arduino BT shields such as FRDM-KW41Z). By “cdc_acm <---> UART_

#bt #hc5

Hello Antoine, It looks similar to: https://github.com/zephyrproject-rtos/zephyr/issues/12849 I suspect it’s related to CONFIG_CODE_DATA_RELOCATION; also “by adding ad "printk()", adding variable, cha