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- Update:
- 2012-11-26
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- jn_yn
Description: On the basis of the analysis on the 8279 keyboard interface, design and implementation of an L, ED, seven-segment decimal digital display driver and keyboard input array circuit. Use 8279 automatically scans the keyboard and display, in order to reduce the burden on the CPU. Display stable, the program will not malfunction. the 8031 microcontroller and 8279 display interface composition application system L, ED, digital tube display driver circuit with high reliability, low price, easy to use, suitable for data displaycomputer applications use
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