This article’s images are sourced from: AutomationDirect Author | Damon Purvis In the past, PLCs and HMIs were primarily used for real-time control; now, they can perform more tasks, easily enabling data analysis and other requirements through edge computing technology. Today, consumers are more eager than ever to choose products that meet their needs from … Read more
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When we are establishing communication between HMI and PLC, we need to address a key issue, which is the parameter settings for the communication connection between HMI and PLC. This is a common question among many learners and is a focal point of our study. The communication between the touchscreen and PLC can be divided … Read more
Click the top left corner to follow us Gift to Readers In the wonderful world of coding research, we can gain many unique insights. From the perspective of algorithm optimization, it is like carefully polishing a piece of art; each refinement of the code and improvement of the algorithm is akin to removing impurities, making … Read more
At the entrance, there is a password lock on the door handle, and as long as the phone has power, it can issue commands to Siri; stepping into the foyer, saying “I’m home” to Siri lights up the lights throughout the house, and the air purifier’s fan starts to run smoothly—this is a preset HomeKit … Read more
In the wave of Industry 4.0, the intelligence of equipment has become a key factor in the upgrade of the manufacturing industry. Today, let’s discuss the application of ABB PLC in the field of edge computing and see how to enable production lines to have the ability to “think autonomously”. What is Edge Computing? Think … Read more
Experimental Integration of Tauri and Verso Verso is a browser based on the Servo rendering engine written in Rust, designed to simplify its API for ease of use. With the new custom runtime <span>tauri-runtime-verso</span>, developers can easily switch runtimes. The current integration includes features of <span>tauri-cli</span>, supports the React framework, etc., but is not as … Read more
Using with_items to Copy Multiple Files/Directories If you want to copy multiple files, you can use with_items to iterate over them. — – hosts: all remote_user: root gather_facts: false tasks: – name : copy file copy: src: /root/{{item}} dest: /usr/local/apps/ with_items: [’45.txt’, ‘run.sh’,’node_exporter.tar.gz’] [root@ansible ~]# ansible-playbook -C copy.yaml [root@ansible ~]# ansible-playbook copy.yaml Check the copied … Read more
Ansible Installation There are three installation methods for Ansible: Source Installation, Distribution Installation, and Python Installation. When using either Distribution Installation or Python Installation, there are two installation packages for Ansible, which are as follows: • <span>ansible-core</span>: A minimal language and runtime package that includes a set of built-in modules and plugins. • <span>ansible</span>: A … Read more
Ansible Configuration File Ansible looks for a file named <span>ansible.cfg</span> as its configuration file. [root@ansible ansible]# ansible –version ansible [core 2.16.3] config file = /root/ansible/ansible.cfg configured module search path = ['/root/.ansible/plugins/modules', '/usr/share/ansible/plugins/modules'] ansible python module location = /usr/local/lib/python3.12/site-packages/ansible_core-2.16.3-py3.12.egg/ansible ansible collection location = /root/.ansible/collections:/usr/share/ansible/collections executable location = /usr/local/bin/ansible python version = 3.12.8 (main, Dec 12 2024, … Read more
The Bluetooth protocol architecture adopts a layered structure, covering multiple protocol components from the physical communication at the bottom layer to the application data transmission at the top layer. The Bluetooth protocol stack is suitable for Classic Bluetooth (BR/EDR) and Bluetooth Low Energy (BLE), which have similar basic architectures, but BLE is optimized for low … Read more