PPI COMMUCTION S7-2

西门子的ppi协议，vb版，可以根据要求进行二次开发，我们单位的触摸屏都是用他开发的-Siemens ppi agreement, vb version, can be carried out in accordance with requirements of the secondary development of our touch screen units are developed with his

态势显示，Ｐ显，包含量程控制，背景控制，显示方式转换．有这方面需要的可以参考-Situation display, P significantly, including range control, the background control, display mode switch. Needs in this regard can refer to