*51单片机时序总驱动 *包括并口的6800和8080,串口的I2C,SPI,1-WIRE *所有片选由上层驱动完成(I2C,1-wire为总线选择)-* 51 single-chip timing drive* The total includes the 6800 and 8080 parallel port, serial I2C, SPI ,1-WIRE* All films selected from the top drive to complete (I2C ,1-wire