烟雾超标报警自动排气电路的设计与制作 [摘要] 为了有效的降低火灾带来的损失,利用单片机 AT89S51 设计了一种烟雾超标报警自动排气电路
它主要由单片机最小系统、烟雾检测电路、语音报警电路、自动排气电路等组成
软件用 C 语言编写程序,在 keil 中进行程序的编译并下载到 AT89S51 芯片中
先用 proteus 进行硬件仿真,通过后将下载的单片机和相关元器件焊接在 PCB 板上,上电后可以实现烟雾检测,语音报警和自动排气控制等功能
[关键词]单片机;烟雾检测电路;语音报警电路;自动排气电路Design and production of excessive smoke alarm and automatic exhaust circuit [Abstract] In order to reduce fire losses, the excessive smoke alarm and automatic exhaust circuit is designed using MCU AT89S51, which is mainly composed of MCU minimum system, smoke detection circuit, a voice alarm circuit, automatic exhaust circuit
The software was written in C language , the program is compiled on the Keil environment and downloaded to AT89S51 chip
The hardware part is simulation in the Proteus environment , when passing through ,the MCU