The characteristics of a TM card and its reading-writing circuit and software program are discussed in detail, and a design of TM card watt-hour meter is introduced in brief.
详细讨论了TM卡的特点及其读写电路和软件程序,并简要介绍了一种TM卡收费电表的设计。
The control circuit of the Kilowatt-hour meter consists mainly of the circuit of signal detection, real-time clock and control of output, and it also consists of 68hc705c8 single chip computer.
该电度表的控制电路主要由信号检测、实时时钟、输出控制电路及68hc 705c8单片机组成。
The control circuit of the Kilowatt-hour meter consists mainly of the circuit of signal detection, real-time clock and control of output, and it also consists of 68hc705c8 single chip computer.
该电度表的控制电路主要由信号检测、实时时钟、输出控制电路及68hc 705c8单片机组成。
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