- Category:
- SCM
- Tags:
-
[ASM]
[源码]
- File Size:
- 7.63kb
- Update:
- 2008-10-13
- Downloads:
- 1 Times
- Uploaded by:
- li141421
Description: AVR Experiment board procedures, the matrix 4* 4 keyboard keys show keys issued driver buzzer sound. Connection definition: SW1 ~ 8 open, SW2-1, 2,3,4, open, SW2-6 for the LED power, SW3-8 for the system reset pin. PA2 (SW5-7) for the buzzer output, PB (SW4-1 ~ 8) for keyboard access Notepad: The procedures are designed to scan the keyboard matrix understanding and demonstration of procedures suitable for beginners to use. The use of devices: ATMEGA8535, can be replaced. Default-chip crystal oscillator 1MHz function: the initial LED display- press the button that shows the key button. Using a 4 × 4 matrix keyboard.
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