Documentation and reference sources
- Data sheet for STM32 F411 Black Pill development board: https://stm32-base.org/boards/STM32F411CEU6-WeAct-Black-Pill-V2.0.html
- Reference manual for STM32 F411 microcontroller: https://www.st.com/resource/en/reference_manual/rm0383-stm32f411xce-advanced-armbased-32bit-mcus-stmicroelectronics.pdf
- Software for programming the STM32 chip with the DIYDAQ executable code supplied by us: https://www.st.com/en/development-tools/stsw-link004.html