S32K144 EVB board How to power with 5v usb adaptor not pc usb

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S32K144 EVB board How to power with 5v usb adaptor not pc usb

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alice_th
Contributor III

with S32K144 EVB board i find it only connect with pc usb port the board can power up, when connect with 5v usb adaptor , the board can't power.

How to power board with 5v usb adaptor ?

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Robin_Shen
NXP TechSupport
NXP TechSupport

Hi

When connect with 5v usb adaptor, the MK20DX128VFM5 did not output high voltage at POWER_EN signal. So it disable 5v from USB connector.

POWER_EN VTRG_EN MIC2005.png


Best Regards,
Robin
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alice_th
Contributor III

Ok, thanks @Robin_Shen 

another quesiton about i2c not work with freertos, could you help to check it 

please see attached code

also i have raise ticket before, but can't resolved it

https://community.nxp.com/t5/S32K/s32k144-FreeRTOS-I2C/m-p/1677024

 

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