stm32-course/Examples/I2C_OLED/Readme.md

# I2C_OLED

- 将PB6、PB7分别配置为I2C_SCL、I2C_SDA
- 在Project Manager - Code Generator中勾选Generate peripheral initialization as a pair of...
- 配置I2C1
  - I2C选择I2C

- 复制oled.c/oled.h/oledfont.h文件到Core的Src/Inc目录下
- 初始化OLED API
  - OLED_Init();
  - OLED_ColorTurn(0);
  - OLED_DisplayTurn(0);
- 注意：调用OLED_ShowString之后，需要调用OLED_Refresh()才能刷新屏显。