I2C初始化
## I2C初始化
```language
void xy_I2C_Init(
I2C_TypeDef I2Cx,
I2CTransSpeed_TypeDef speed
)
```
## 参数说明
|参数|功能说明|
|-|-|-|
|I2Cx|I2C编号|
|speed |速率|
## I2C编号
|枚举值|
|-|-|-|
|I2C1 |
|I2C2 |
## 速率
|枚举值|
|-|-|-|
|I2C_TRANS_SPEED_100K |
|I2C_TRANS_SPEED_400K |