Devices STM32L4 Series STM32L4S7 STM32L4S7 STMicroelectronics Devices 3 STM32L4S7AIIx STM32L4S7 Cortex-M4 STM32L4S7VITx STM32L4S7 Cortex-M4 STM32L4S7ZITx STM32L4S7 Cortex-M4