- Category:
- SCM
- Tags:
-
[C/C++]
[源码]
- File Size:
- 2.44kb
- Update:
- 2008-10-13
- Downloads:
- 0 Times
- Uploaded by:
- qswl888
Description: C51 MCU LCD stopwatch and a simple calculator circuit 51 is a minimum system, Bus not used, and simple connectivity, a 4* 4 matrix keyboard, a digital control, devised microcontroller, Serial download cable, digital chip latches Display \ buzzer \ 1,602 LCD. Debugging code has been success, can be achieved period of adjustment .4* 4 matrix keyboard, the first row is shown in the first three hours \ minutes \ plus seconds. shown in the second row is the first three-hour \ minutes \ seconds reduction. Of course You can also set up matrix keyboard keys to achieve increases \ by \ x \ In addition to four operators, Digital Display from operations in the number of operations and the eventual outcome.
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