Description: Using programmable parallel I/O interface chip 8255, address decoder, seven segment digital tube and other hardware, build seven segment digital tube display device, realize the keyboard input of two numbers of ASCII code, the digital tube can dynamically display the functions of the two numbers.
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| Filename | Size | Date |
|---|
| 七段数码管显示.docx | 15507 | 2018-04-27 |
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