Arduino for STM32

Thanks for the help. I have tried all the methods you mentioned above. Works great in the sense of activating SPI on pot 2. NRF24 attached to the SPI2 pin works fine. There is still a problem with pins PA4, PA5, PA6 and PA7. It is not possible to use them as an analog input or digital output. It loo...

Hi, After using libmaple for several years, I decided to move my project to the stm32duino libraries. I have to use an NRF24 radio connected to SPI2 and have SPI1 disabled. I can't connect the radio module to SPI1 because I use SPI1 pins other purposes. So I need to deactivate SPI1. After calling SP...