IEEE - Institute of Electrical and Electronics Engineers, Inc. - Design of intelligent telephone billing system based on AT89C52

2015 10th International Conference on Computer Science & Education (ICCSE)

Author(s): Zhang Jianbo ; Yin Qun
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Publication Date: 1 July 2015
Conference Location: Cambridge, UK
Conference Date: 22 July 2015
Page(s): 447 - 450
ISBN (Electronic): 978-1-4799-6600-4
ISBN (USB): 978-1-4799-6599-1
ISBN (Paper): 978-1-4799-6598-4
DOI: 10.1109/ICCSE.2015.7250287
Regular:

In the design, the MCU AT89C52 is the core of the system. The system can send and receive the DTMF signal, which can identify the city telephone number or the long-distance telephone number.... View More

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