Devices STM32H7 Series STM32H755 STM32H755 STMicroelectronics Devices 5 STM32H755BITx STM32H755 Cortex-M4 Cortex-M7 STM32H755IIKx STM32H755 Cortex-M4 Cortex-M7 STM32H755IITx STM32H755 Cortex-M4 Cortex-M7 STM32H755XIHx STM32H755 Cortex-M4 Cortex-M7 STM32H755ZITx STM32H755 Cortex-M4 Cortex-M7