Power monitoring/management with and w/o Blynk. (Arduino Nano + SIM800l) Via Blynk we set period of time when to switch off power (via relay) for Modem and Router and switch on again. Blynk has bad ...

ArduinoNano_SIM800L_8Relays Arduino Nano + SIM800L + 8 Relays Dudas o consultas a [email protected] Instrucciones de uso : Una vez armado el circuito y programado usted puede encender el ...

It is very easy to build an “SMS-controlled relay” with the help of a cheap GSM modem module and a small microcontroller board. Here, I’m using the SIM800L and Arduino Nano V3 to develop a nifty ...

Hardware To start, set up the hardware as shown below. Naturally, you’re going to need a valid SIM card to fully use the SIM800L module. For compactness, my setup was tested with a 1S (3.7-V) Li-ion ...

Real-time Location Tracker for Critical Health Patient using Arduino, GPS Neo6m and GSM Sim800L in Health Care Abstract: Internet of Things (IoT) is the technology that helps in communication between ...