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# Hardware (Board) Development
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Read the STM "Getting started with STM32xx Series hardware development" app notes carefully.
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Read the schematics and layout of a related STM Nucleo or Discovery Board for reference.
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Connect all VDD, VDDA and GND pins.
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Consider letting the following pins be accessible:
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* BOOT mode pin(s)
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* NRST (reset)
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* a peripheral interface that is capable to load (program), the flash via the built-in bootloader, see STM AN2606 Application note "STM32 microcontroller system memory boot mode"
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* a serial port for logging?
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A KICAD design of a minimal STM32 board: https://vivonomicon.com/2018/05/05/your-own-hardware-designing-an-stm32-development-board/
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# [STM32CubeProgrammer](https://www.st.com/en/development-tools/stm32cubeprog.html)
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# Getting Help
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