【摘要】 为了实现烟叶初烤房群温度和湿度的网络化管理,设计了以PC机为上位机,单片机为下位机,PS485为网络总线的网络型烟叶初烤温度控制器。下位机实现对烟叶烘房温度和湿度的自动控制,上位机通过串行口对下位机进行远程控制,并实现数据和图形的打印,曲线图报表,曲线保存等功能。更多还原

【Abstract】 In order to realize network management on temperature and humidity of initial curing barn group of tobacco leaf,the network controller on initial curing temperature of tobacco leaf was designed with PC as upper computer,singlechip-microcomputer as lower computer and RS 485 network bus.The automatic control on temperature and humidity of curing barn temperature of tobacco leaf by lower computer and the remote control of upper computer on lower computer through serial port were realized,and the printing of data and graphics,curve statement and curve preservation etc function could be realized.更多还原