Description
甚至有些PLC中多达8 个CPU。对于双CPU系统,一般一个为字处理器,一般采用8位或16位处理器;另一个为位处理器,采用由各厂家设计制造的专用芯片。字处理器为主处理器,用于执行编程器接口功能,监视内部定时器
Allen Bradley Electronic Operator Interface Terminal
Allen Bradley Electronic Operator Interface Terminal
Allen Bradley Industrial Computer Panel View
USED VMIC VMIVME-7698-146 Celeron Socket Computer Board
USED Xycom XVME-678 VMEbus PC/AT Processor Module