Description: The system uses AT89S52 as the control core. The system consists of 4* 4 matrix input device, cpu parts as well as through an 8-bit digital tube display dynamic scan 0-F 16 digits. Input is controlled by the composition of 16 key switches cpu in part by the 51 microcontroller, crystal pieces, as well as capacitors etc. display by an 8-bit 7-segment decoder tubes and resistors composition.
- [digital_scr_design] - A digital signal for the use of SCR cont
- [459] - Based on the L297 and L298N driver circu
File list (Check if you may need any files):
4个独立键盘
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