Blog
Top 5 MQTT brokers
We talked about the MQTT ( Message Queuing Telemetry Transport ) messaging protocol for communication with IoT devices. The central component of its network is the message broker - the server that sits between IoT devices and the applications used for configuration...
Possible email sending solutions fоr TCW122B-CM and TCW181B-CM
This article describes possible email sending solutions fоr TCW122B-CM, and TCW181B-CM. Forewords The Simple Mail Transfer Protocol (SMTP) is used to send emails. Initially, emails were sent without encryption. Then, in order of privacy and data integrity, the...
TCG120-4 and TCG140-4 support GSM geolocation
Our 4G LTE IO modules TCG120-4 and TCG140-4 now support GSM geolocation. GSM geolocation is a method of determining the location without using signals from GPS systems. It is based on information from the cells of the mobile network. The GSM geolocation is more...
TCG120-4 – a 4G LTE wireless IO module with MQTT support
TCG120-4 - a 4G LTE wireless IO module will be released next week. The wireless IO module is the successor of the popular TCG120. Unlike its predecessor, the TCG120-4 supports 4G LTE, 3G, and 2G communication and provides data connectivity in LTE-FDD, DC-HSDPA, HSPA...
All about automation Essen 2021
The year 2021 is entering its final quarter and should just not pass without the "All About Automation" fair in Essen, Germany. Automation enthusiasts from around the world will gather on October 27th and 28th to exhibit and observe the latest tech innovations and...
MQTT protocol principles – brokers and clients
MQTT protocol features MQTT protocol is widely used for communication between Internet of Things (IoT) devices. It is reliable, secure, and optimized to work on networks with even the scarcest of bandwidth. Renowned for its scalability, MQTT offers a myriad of use...
Command utility software for Teracom modules
T-Tool is a command utility software that is designed for testing and debugging Teracom modules. The software was developed by Elso Philips Service, which is also the official Teracom distributor for the territory of the Czech Republic and Slovakia. The software can...
TCG140-4 supports MQTT
TCG140-4 is the new member in the segment of our cellular devices for remote monitoring and control and now supports MQTT protocol. The new controller is based on the TCG140 chipset but has a new communication module that allows 3G and 4G communication. The new...
How to use MODBUS RTU sensors with TCW260 and TCG140-4.
The document describes how to add and set up MODBUS RTU sensors to work with TCW260 or TCG140-4 controllers. 1. MODBUS RTU forewords Modbus is a serial communications protocol originally published by Modicon (now Schneider Electric) in 1979. The MODBUS RTU protocol...
Upload file to HTTP server based on TC Monitor
According to WIKI, HTTP POST is a request method supported by HTTP used by the World Wide Web. By design, the POST requests that a web server accepts the data enclosed in the body of the request message, most likely for storing it. It is often used when uploading a...