spi通讯的OLED在51上显示，
sbit LCD_SCL=P1^0;　
sbit LCD_SDA=P1^1;
sbit LCD_RST=P1^2;
sbit LCD_DC =P1^3;
sbit LCD_CS=P1^4;(The OLED of the SPI communication is shown on 51
sbit LCD_SCL=P1^0;　
sbit LCD_SDA=P1^1;
sbit LCD_RST=P1^2;
sbit LCD_DC =P1^3;
sbit LCD_CS=P1^4;)