Generic mbed Extensions used by STM Expansion Board Firmware Packages.

Dependents:   X_NUCLEO_IKS01A1 X_NUCLEO_6180XA1 1-DoorCloser 1-DoorCloser ... more

Fork of X_NUCLEO_COMMON by ST Expansion SW Team

This pull request has been rejected by ST

SPI 3 wires

Added SPI 3 wires support

Temporary SPI3W hacked implementation requiring hack to stm_spi_api.c file and addressing directly HAL