If you’ve ever worked with I2C, you know its one of those things that makes working with modern microcontrollers such a pleasure. With a few wires and not many more lines of code, you can communicate ...

* 1. 了解 I2C 总线的概念，认识 SDA 和 SCL 两条线。 * 2. 理解 I2C 设备地址的作用。 * 3. 学会安装 Adafruit SSD1306 和 Adafruit GFX 库。 * 4. 掌握在 OLED 上显示文字、数字和简单图形。

#define I2C_FMP_NOT_SUPPORTED 0xAAAA0000U /*!< Fast Mode Plus not supported */ #define I2C_FASTMODEPLUS_PB6 SYSCFG_CFGR1_I2C_PB6_FMP /*!< Enable Fast Mode Plus on PB6 */ #define I2C_FASTMODEPLUS_PB7 ...

This light and fluffy raspberry traybake cake is packed with fresh fruit and a hint of coconut. It's topped with a delicious vanilla buttercream and raspberry jam. It is perfect for a bake sale or ...

This very easy raspberry jam is super fruity (about 80 percent fruit) and quick to make. Using jam sugar, which has a little natural pectin and citric acid added to it, gives a good set without ...

These are the top U.S. cities where the local communities aren't just tolerating the influx of tourists-they're actively welcoming them. Lawmakers are demanding the National Science Foundation stop ...