一、信号优先通行 二、APP预约乘车 三、智慧公交都市平台

PORT0自由口模拟Modbus主站

STEP 7 MicroWIN SMART V02.05.00 STEPwindows10开发环境

STEP 7-MicroWIN SMART的READ_RTC和SET_RTC太麻烦了，写成库调用吧，含四个指令R_DATE，R_TIME，W_DATE，W_TIME，看名字就知道作用了，输入输出都是INT类型数据，星期输出是1-7对应周一到周日，看着方便些，其它不多解释。遗憾的是由于STEP 7对局部变量个数的限制，导致修改之前没法对输入日期、时间的正确性做判断，但是不用转码了。没加密。

smart card reader N99 SDK

ppt 第一页 it is my pleasure to take a presentation .my topic is the internet of things. ppt 第二页 firstly ,I should denote that the internet of things is a part of smart earth which is ibm ‘s dream .Except for internet of things ,the smart earth is composed of two other parts, they are the internet and internet clouds ppt第三页 Now I will introduce the internet of things. ppt第四页 The internet of things can be divided into three layers: sensor layer, network layer and the application layer. the bottom level is sensor layer . the function of sensor layer is to distinguish the objects, and collect information。 this layer includes two dimensional barcode label and conversational machine, RFID tags and literacy device, cameras, GPS, sensors, terminal, sensor network ,and so on。this layer is mainly used to identify the object, gathering information, just like human‘s nose eyes and ear . the second level is network layer . network layer is used for Information transmission and processing .the network layer includes network management center, information center and intelligent processing center, and so on. The network layer will transfer and process information obtained by sensor layer. it is similar to human‘s nerve center. the top level is application layer . the application layer is related to the industry demand .and different needs require different applications

更新于2022.09.06 适用于S7-200 V2.7版本以上

“ Alexa，问我的温度计煮酸奶。” 不用摆弄温度计设置，Alexa可以为您做到。

卓智达是一款基于安卓平台的公网对讲软件，稳定好用，便捷。利用安卓平台通过手机无线网络来实现全国对讲，方便实用。

一副会说话的智能玻璃，旨在帮助视障人士。