a simple implementation of a frequency meter with the BCD-counter and the 7-segment LED display
a simple implementation of a frequency meter with the BCD-counter and the 7-segment LED display...
a simple implementation of a frequency meter with the BCD-counter and the 7-segment LED display...
c51的空调系统 硬件设备需要a/d d/a的支持 还需要四个八段的led的显示...
A sample source code to blink led for ATMEL AT91sam9260-EK board(ARM9)....
I/O并行口直接驱动LED显示 利用AT89S51单片机的P0端口的P0.0-P0.7连接到一个共阴数码管的a-h的笔段上,数码管的公共端接地。在数码管上循环显示0-9数字,时间间隔0.2秒。...
a ICCAVR source code for a small led matrix it uses atmega8 at 8 mhz...