MYME162- 522h MOTOROLA 通信主站模式

MOTOROLA MYME162- 522A 01 -W3960B/61C
MOTOROLA MVME162PA
MOTOROLA MYME162PA-344
MOTOROLA MVME167-33B
MOTOROLA MVME172- -263/260
MOTOROLA MVME2301 -900
MOTOROLA MVMB2604 712I/0
MOTOROLA MVME300
MOTOROLA MVME5100
MOTOROLA MVME5500
MOT0R0LA MVME712M
MOTOROLA VME162P A344SE
MOTOROLA XVME-674
MOTOROLA XVME-957
XYCoM Proto XVME-085
XYCOM XVME -530
XYCoM XVME-653

描述

NetR/NetW指令要点有关网络读写(NetR/NetW)指令的详细情况必须参考《S7-200系统手册》。每条网络读写指令最多能够读或者写16个字节的数据;每个CPU内最多只能有8条网络读写指令同时激活,而网络读写指令的数目没有限制。只有通信主站能够使用网络读写指令。缺省情况下,S7-200 CPU的通信口设置为从站模式。因此在编程时,需要把通信口设置为通信主站模式。

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