How to change MTU of QN9021

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How to change MTU of QN9021

655 次查看
seanwu
Contributor IV

Dear sir,

I want to change MTU of QN9021, but I don't know how to change.
Could you please help me?
I use QN9021 wiht SDK1.4.0, lib is qn9021b2_lib_allroles_v40.lib. IDE is Keil.

Thanks.
BR,
Sean Wu

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649 次查看
nxf56274
NXP Employee
NXP Employee

Hi,

You can try to change the attm_cfg.h. There is a macro named ATT_DEFAULT_MTU. If this way doesn't work, the program may can't change the MTU. Qn908x also can't change the mtu. The old code does not support this function. 

Have a great day,
TIC

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