rtm7777 / stm32_learn

My first STM32 project for stm32f103c8t6 ( Timers, I2C, SPI, Encoder, LCD, MAX7219, MCP4725)

STM32F1Learn

First Steps

UBuntu:

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Install STM32CubeMX

1. Download zip archive

2. Extract it somewhere

3. Doudle click on SetupSTM32CubeMX-XXX file and follow instructions

4. Go to installation folder and Run CubeMX

5. Install latest (1.8.4 atm) MCUS Embedded Software from CubeMX: Help -> Manage embedded software packages -> STM32F1 default installation path can be changed in udater settings menu

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Install VSCode Extensions

1. C/C++
2. Cortex Debug
3. Makefile Tools

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Install stlink

1. Go to releases and download *.deb package
2. Install it with sudo dpkg -i stlink_*.deb
3. In case of missing packages run this command sudo apt-get -f install
4. Check installation: st-info --version

• export LD_LIBRARY_PATH=/usr/local/lib - for libstlink-shared.so related error

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Install tools

1. Install xpm if you don't have it: https://xpack.github.io/xpm/install/
2. Run xpm install command

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Get latest SVD file for our processor on st.com

• in case of our "blue pill" STM32F103 the link is: here

1. add STM32F103.svd file to the root folder

Interesting articles

• CUSTOM ST-LINK V2.1

stm32_learn's Issues

MCP4725 Address

in MCP4725.c
Other Address might be 0xC2
ADD Pull-Up Pin is the last bit of 7 bits