The utility model provides a 485 interface converter, including 232 interface module, optical isolation module, interface module 485, 232 interface module, interface module, 485 module optocoupler connected 485 interface module data through the optical coupling isolation module anti-interference, through the level conversion module conversion a level RS232 standard into 232 interface module; 232 interface module receives RS232 data through the level conversion module into TTL level 485, 485 into the interface module through the optocoupler module anti-interference, this kind of 485 communication mode data can communicate with RS232 mode data conversion, RS232 interface is a common communication interface the computer This brings convenience to the computer management and development of the 485 data communication.
【技术实现步骤摘要】
【技术保护点】
一种485接口转换器,包括232接口模块(1)、电平转换模块(2)、光耦隔离模块(3)、485接口模块(4),其特征在于,232接口模块(1)、电平转换模块(2)、光耦隔离模块(3)、485接口模块(4)依次连接。
【技术特征摘要】
还没有人留言评论。发表了对其他浏览者有用的留言会获得科技券。