This video demonstrates how to build a development board for the SIM7600G 4G LTE module. The creator designed a PCB with a 5V 3A power supply and a relay for controlling high-voltage AC and DC loads. The video shows the process of assembling the board, soldering components, and testing the functionality with a 220V AC bulb.
6166 8 месяцев назад 9:47This video demonstrates how to connect an ESP32 with a GSM SIM900A module. The project uses a variable resistor to send data to the ESP32, which then transmits it to a Blynk app. The video covers the circuit diagram, Blynk app design, code explanation, and testing.
38326 4 года назад 10:48This video introduces a new IoT board, the A8S, which is an upgrade to the A8 board. The A8S features an ESP32 module, a GSM module, and a GPS module, allowing users to send and receive SMS messages, make voice calls, and track location. The video also highlights the board's hardware design, including its various inputs, outputs, and connectors.
5131 2 года назад 10:31