摘要
阐述了新型单片机89C2051构成的阀门控制系统及系统框图,描述了由89C2051单片机构成的键盘扫描、显示、模数转换和输出控制电路的软硬件结构,并简要介绍了其中主要元器件的性能。
The Article expatiate the valve control system and its system frame which is composed by the new single chip computer89C2051,describing the softhardware construction of the keyboard scan,display,D/A conversion and the outputting controlling electrocircuit,and briefly introduce the function of the main apparatus.
出处
《机械与电子》
2004年第7期42-45,共4页
Machinery & Electronics
关键词
89C2051
微程序控制器
看门狗
A/
D
D/A
89C2051
microprogrammed control unit(MCU)
watchdog
analogtodigital
digitaltoanalog
