Among these parts AD7755 is the core of the electricity meter, and data transmitting and controlling is completed by means of AT89S51 transmitting at command to GSM module.

其中电能的计量采用AD 7755实现，数据的无线传输与控制利用单片机at89s51向短信收发模块发送AT指令来实现。

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Data-output module, its functions is transmitting combining frame data to Ethernet controller, then send the data to the protective device.

数据输出模块将组帧后的数据传送到以太网控制器，继而发送给二次保护测控设备。

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Data transmission format of wireless data transmitting module is analyzed and communication format between controlling and controlled ports is put forward.

分析了无线数传模块的数据传输格式，提出了调度端和被控端之间无线通讯的通信格式。

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Using the TV to pull up a custom Google Calendar module, Hemsley held the Droplet up to a defined area on the display, which then output a series of colors, transmitting data to the module.

ENGADGET: Droplet and StackAR bring physical interface to virtual experiences, communicate through light (hands-on)