SDK12.2.0 DFU bootloader_secure project

[summer]

Hi, everybody , I want to ask I open SDK12.2.0 bootloader_secure project compilation is wrong? But there was no uECC . h file in SDK12.2.0 .Why is this?And I want to ask SDK12.2.0 DFU what method is more convenient?Because SDK12.2.0 has the very big difference with SDK9.0 ?Have which friend can help?Put a compile-time error below

[Nguyen Hoan Hoang]

You need to download it from here github.com/.../micro-ecc

[Hung Bui]

uECC is needed for the secure bootloader in SDK v12 and above. Please have a look at the instruction here.

We recommend to use the latest SDK as it's better for future proof.