Last year, Semtech released the LR2021 LoRa Plus transceiver chip, designed to address the low data-rate issue associated with LoRa, but surprisingly, ...

SIM cards have been an integral yet often forgotten part of owning a smartphone for the past few decades. For most users, the SIM card defines the basic commercial relationship they have with their ...

Abstract: Arduino boards are very useful for teaching electronics and programming in vocational training, but their massive use can discourage the learning of hardware development techniques by ...

Library is based on M2M_Quectel libary from M2M solutions AB and partialy on AT-command-library from Timothy Woo. Library is using UART line to send AT commands to the Quectel module. Some basic logic ...

This project uses an WEMOS D1 Mini ESP8266 module and an Arduino sketch to connect to a NTP (Network Time Protocol) server to automatically retrieve and display the local time on a inexpensive analog ...

Abstract: A phased-array CMOS receiver (RX) module operating at around 260 GHz is presented. It combines a 1D phased array fabricated on a printed circuit board (PCB) with a mechanically steered ...