多频超声处理器控制板，芯片P89LPC936,程序主要包括：192x64液晶驱动（19264.c），用移位寄存器4015作键盘拓展，以及用4015作多路输出（mainc）。以及P89LPC936EEPROM读写。-Multi-frequency ultrasonic processor, control panel, chip P89LPC936, procedures will include: 192x64 LCD Driver (19264.c), with the shift register 4015 for the keyboard to expand, as well as go long with the 4015 output (mainc). As well as the P89LPC936EEPROM read and write.