STMicroelectronics is offering free graphical interface software for a sub-set of its Arm Cortex-based STM32 microcontrollers – largely those based on Cortex-M4 and M7. TouchGFX, as it is called, “is ready to use with STM32 microcontrollers and includes a C++ framework that enables the user-interface code to occupy as little as 10kbyte SRAM and 20kbyte ...

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