0.96寸4针OLED驱动（模拟iic协议）STM32HAL库 0.96寸4针OLED驱动（模拟iic协议

【0.96寸4针OLED驱动（模拟iic协议）STM32HAL库】OLED
采用4针，IIC通信协议的0.96寸OLED屏幕；显示中文需要取模软件；

Function List:
1. void I2C_Configuration(void) – 配置CPU的硬件I2C
1. void I2C_WriteByte(uint8_t addr,uint8_t data) – 向寄存器地址写一个byte的数据
1. void WriteCmd(unsigned char I2C_Command) – 写命令
1. void WriteDat(unsigned char I2C_Data) – 写数据
1. void OLED_Init(void) – OLED屏初始化
1. void OLED_SetPos(unsigned char x, unsigned char y) – 设置起始点坐标
1. void OLED_Fill(unsigned char fill_Data) – 全屏填充
1. void OLED_CLS(void) – 清屏
1. void OLED_ON(void) – 唤醒
1. void OLED_OFF(void) – 睡眠
1. void OLED_ShowStr(unsigned char x, unsigned char y, unsigned char ch[], unsigned char TextSize) – 显示字符串(字体大小有68和816两种)
1. void OLED_ShowCN(unsigned char x, unsigned char y, unsigned char N) – 显示中文(中文需要先取模，然后放到codetab.h中)
1. void OLED_DrawBMP(unsigned char x0,unsigned char y0,unsigned char x1,unsigned char y1,unsigned char BMP[]) – BMP图片