We are using STM32l4R9 MCU with BLENRG-M2SA module I have created the stm32IDE project using BLENRG2.3.2.0v sdk I have referred to sample BLE application done initialization, but GATT_Init is failing. any hands to guide to initialize the BLE SDK?

[Dpart.1]

..

[Winfred LU]

Please refer to

PM0257 - BlueNRG-1, BlueNRG-2 BLE stack v2.x programming guidelines

https://www.st.com/resource/en/programming_manual/pm0257-bluenrg1-bluenrg2-ble-stack-v2x-programming-guidelines-stmicroelectronics.pdf