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1、 Physics Procedia 25 ( 2012 ) 2190 – 2196 1875-3892 © 2012 Published by Elsevier B.V. Selection and/or peer-review under responsibility of Garry Lee doi: 10.1016/j.phpro.2012.03.369 2012 International Confe

2、rence on Solid State Devices and Materials Science Data Acquisition and Transmission System Based on Short Message Service Sugwon Kim,S.L. Cockcroft Abstract The data collection and transmission system based on single c

3、hip microcontroller (SCM) uses the LCD screen to display the real-time data, and employs the button matrix as the interactive interface to enter the preset alarm value, the target cell phone numbers and the control sig

4、nals. TC35i is used as the GSM module to transmit data and control information. The alarm short message (SMS) will be sent automatically when the data exceeds the preset alarm value. And user also can order the SCM to

5、send the real-time data and complete the remote control by sending a SMS of specific format. © 2011 Published by Elsevier Ltd. Selection and/or peer-review under responsibility of [name organizer] Keywords: Short M

6、essage Service Wireless Data Collection Transmission System Wireless Monitoring 1. IntroductionAt present, RCD (Residual Current Device) widely used domestic is the electronic ones of fault current operated type. T

7、heir operation depends on the detection and judgment of the electrical parameters of the protected circuit. Because of the complicated application condition of RCD, there are a lot of potential safety hazards for the p

8、ower lines. And abnormal operations are likely to cause equipment damage and property losses. Therefore, automatic control and remote monitoring are required. The operator can readily acquire the operating status of eq

9、uipments and control them. With the continuous development of wireless communication technology, there is increasing demands of industrial control for the wireless monitoring. Wireless transmission technologies widely

10、used today include microwave, Bluetooth, infrared, etc. The transmission distance of microwave is dependent on the weather and other conditions, and the cost of establishing their own base station is quite high. Thus i

11、ts application on the wireless monitoring is * Sugwon Kim, , Woman (1964.6-) School of Information Engineering ,Professor Master Instructor, Research direction: intelligent appliances, intelligent control of MCU Avail

12、able online at www.sciencedirect.com© 2012 Published by Elsevier B.V. Selection and/or peer-review under responsibility of Garry Lee Open access under CC BY-NC-ND license.Open access under CC BY-NC-ND license.a Divi

13、sion of Advanced Materials Engineering, RCIT, Chonbuk National University, Jeonju 561-756, Republic of Korea b Department of Materials Engineering, University of British Columbia, Vancouver, Canada2192 S. Kim et al.

14、 Physics Procedia 25 ( 2012 ) 2190 – 2196 Fig.2 Data acquisition circuit B. GSM Module The Siemens TC35i is used to send and receive short messages. As a GSM module, TC35i series are the first choice of industrial

15、 control level for their cost-effective and upgrading to GPRS module easily. This module can be connected directly with the SCM and also supports RS-232 serial communication. The test format and today’s mainstream PDU

16、(Protocol Data Unit) format can be used to send and receive SMS through this module. In this design, interfaces connected with SCM mainly include IGT (Fire Wire), RXD and TXD. SIM card pins are directly connected with

17、the TC35i pins of the same name via SIM card reader. CCIN pin of the ZIF block connector is used to detect whether the SIM card is inserted properly. The level of CCIN pin is high if the connection is correct, otherwis

18、e low. In addition, the power supply of the module should also be paid attention to. It will power off automatically if the voltage is below 3.3V. Since the power will become larger when sending SMS, the power supply f

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