Design of Intelligent Fire Alarm System for Large Storage Places Based on AVRmega128 Single Chip Microcomputer

With principles of reliability, independence, practicality and economical effi- ciency, a set of intelligent fire alarm system based on AVRmega128 single chip microcomputer was designed to solve problems of fire alarm system in many large- scale warehouses. Using advanced flame sensor, 485 bus communication, computer interactive software and related peripheral devices, this intelligent fire alarm system has functions of sound-light alarm and intelligent fire extinguishing. The human-com- puter interactive software was adopted for the remote control of the alarm main control panel through the 485 bus communication. This design of intelligent fire alarm system shows high reference and practical value to the development of intel- ligent alarm products with high integration and high reliability.

王右木:四川早期马克思主义传播和研究的先驱者

王右木是最早在四川有组织地学习、研究和宣传马克思主义理论,并将其运用于实践的马克思主义传播和研究的先驱者。从组织马克思主义读书会到创办四川地区第一份公开地、系统地宣传马克思主义、宣传社会主义运动的革命刊物《人声》报,再到组建"成都社会主义青年团"、创立中国共产党"成都独立小组",他始终将马克思主义的理论同人民群众的革命实践相结合,深入基层开展群众工作和工人运动,为马克思主义的传播和四川地区革命运动的发展作出了不可磨灭的贡献。