使用AT89C2051单片机，时钟频率为11.0592MHz，用共阳极LED数码管显示及使用DS18B20智能温度传感器，实现apc220远程温度显示-Use AT89C2051 microcontroller, the clock frequency of 11.0592MHz, with common anode LED digital display and use of intelligent temperature sensor DS18B20 realize apc220 remot