This is a comprehensive Arduino library to make HTTP or HTTPS communication through the SIMCom SIM800L module. The library has been designed to limit the memory usage by working with the same shared ...

Arduino project for controlling a car using GSM and Bluetooth. This project involves interfacing Arduino with SIM800L GSM module and L298N motor driver for remote control via SMS and Bluetooth ...

Upload the source code to Arduino Nano and then insert it into the PCB. Solder the spiral antenna on SIM800L module. Fig. 4: PCB layout of the GSM security switch Fig. 5: Components layout for the PCB ...

We’ve already seen ESP32 WiFI & Bluetooth SoC combined with a cellular modem several times already, and a couple of days ago, I wrote about LILYGO T-A7068X ESP23 board with a 4G LTE modem.Iconic ...

SIM900A/SIM800l GSM module (MOD3) 1: 16× ... Fig. 2 shows the circuit diagram of the automatic daily meal reminder system. It is built around the Arduino Uno (MOD1), RTC3231 (MOD2), SIM800L GSM module ...

This paper presents the design and development of a real-time river health monitoring system using the Arduino UNO microcontroller platform. ... turbidity, total dissolved solids (TDS), and ...