DSS Deployment-12, DSS Installation

DataSphere Studio One-Click Installation Use Documentation Supplement nginx configuration, test whether yum is useful, prepare configuration file links uses Python by default, python2 is recommended Install of the web. In sh, you need to install locally, then remove the installation of nginx and some scripts for firewall processing Modify c ...

Posted by VanHagar on Sat, 05 Mar 2022 18:38:29 +0100

[uCOS] uCOS II system startup and clock

All ideas come from this blog: [chuangkehai] [operating system principle and embedded UCOS-II teaching video collection] [one week series] And µ C/OS-II tutorials Analysis of startup process of UCOS II system In embedded system, startup is divided into hardware startup and software startup. For example, there are many ARM cores. Har ...

Posted by Jean-Yves on Sat, 05 Mar 2022 08:15:00 +0100

A "date" between MQTT and CoAP in EMQ X world

With the progress of 5G network technology, the world of Internet of things is also developing rapidly. Today, countless Internet of things devices are glowing in all corners of the world. However, unlike the traditional Internet, end-to-end communication has always been a difficulty in the Internet of things business. Different Internet of th ...

Posted by drunkenfury on Sat, 05 Mar 2022 03:42:41 +0100

FreeRTOS -- creation task of task management

catalogue 1. Describe the structure of the task 2. Task creation 2.1,xTaskCreate 2.2,prvInitialiseNewTask 2.3,pxPortInitialiseStack 2.4,prvAddNewTaskToReadyList In< FreeRTOS -- (7) introduction to task management >Article basic analysis After the task related outline is, we know what interface to use to cre ...

Posted by KeeganWolf on Wed, 02 Mar 2022 15:26:43 +0100

Tai Chi maker Internet of things learning notes 1 --- 2022.2.25

1. Read the contents of the directory through the program The procedure is as follows: /********************************************************************** Project name / Project: Internet of things for zero foundation introduction Program name: esp8266 flash folder read Team: Taiji maker team / Taichi maker (www.taichi-maker. Com) Autho ...

Posted by bateman on Sat, 26 Feb 2022 12:51:41 +0100

OneNET Internet of things platform 11 uses the API provided by OneNET platform to send commands to devices

1. API introduction Use the device command API provided by onenet platform to directly issue instructions to the device. When the device receives the instructions and responds, the API returns the response content of the device Request API: POST http://api.heclouds.com/v1/synccmds?device_id=866760442&timeout=30 The request body carries ...

Posted by TurtleDove on Thu, 24 Feb 2022 16:12:04 +0100

Internet of things smart home DIY_TC32 BLE_AT transparent serial port lighting

Internet of things smart home DIY_TC32 series article directory 1. Environment construction and lighting 2. TC32 transparent transmission analysis 1, Foreword   Last time, it was said that the lighting of TC32 has been completed, and now combined with BLE_AT routine in the serial port transmission, make a small program light. TC32 is m ...

Posted by broc7 on Sun, 20 Feb 2022 05:24:46 +0100

HaaS EDU situational application learning - electronic compass

Experimental introduction "Electronic compass", as a very common function, is almost equipped with smart phones on the market by default. In life, it can help us find the right direction, assist in positioning and so on. In addition to mobile phones, electronic compass is also widely used in aviation, aerospace, robotics, navigatio ...

Posted by kankaro on Fri, 18 Feb 2022 08:52:28 +0100

STM32+LWIP protocol stack implements MQTT protocol and mounts it to EMQ_X_CLOUD platform

introduction In the previous articles, I mainly used LWIP protocol stack to implement httpd server and some applications. In this article, we will implement another MQTT protocol which is widely used in the Internet of things. I won't talk about the definition of MQTT protocol. I mainly remember that MQTT protocol is a subscription / publi ...

Posted by flipis on Tue, 15 Feb 2022 09:18:52 +0100

Huada MCU: HC32f460 startup process and clock analysis

Huada HC32f460 startup analysis and clock configuration Statement: the personal experience written due to learning may be wrong due to limited ability software environment System: win10sdk version: hc32f460_ ddl_ Rev2. zeroData manual version: HC32F460 series user manual Rev1 21.pdfide: keil5Development board: official evaluation board ( ...

Posted by rubing on Sat, 12 Feb 2022 09:41:03 +0100