Espressif sent out beta units (called ESP31bs) of their new SOC, the ESP32. Will it be a huge success?
Espressif sent out beta units (called ESP31bs) of their new SOC, the ESP32. Will it be a huge success?
From start to finish, all tech eyes will be on the 2016 Consumer Technology Association's convention in Las Vegas from…
From start to finish, all tech eyes will be on the 2016 Consumer Technology Association's convention in Las Vegas from January 6 through 9. Here's what we can expect to see.
For a local area network (LAN) to provide good coverage, improved antennas are often a better (and less expensive) option…
For a local area network (LAN) to provide good coverage, improved antennas are often a better (and less expensive) option than more access points. Directional antennas are sometimes the better choice, but often omnidirectional gain antennas will work well.
This article covers the essential characteristics and prominent advantages of the Inter–Integrated Circuit (aka I2C)…
This article covers the essential characteristics and prominent advantages of the Inter–Integrated Circuit (aka I2C) serial-communications protocol.
A PCB for a Wi-Fi communicator using a PICAXE 08M2 and an ESP-01 module driven by interactive code makes a handy setup…
A PCB for a Wi-Fi communicator using a PICAXE 08M2 and an ESP-01 module driven by interactive code makes a handy setup for data collection and IoT reporting.
Got some time and need a wireless thermometer? In this article I'll show you how to make such a thing with a few PICAXEs.
Got some time and need a wireless thermometer? In this article I'll show you how to make such a thing with a few PICAXEs.
Amateur radio operators ("hams") have long said, "If you want a bigger signal, put up more metal and put it up higher."…
Amateur radio operators ("hams") have long said, "If you want a bigger signal, put up more metal and put it up higher." Antennas for Wi-Fi are no exception.
This article will show you how to set up two way communication between an Arduino and your Android Smartphone using Bluetooth.
This article will show you how to set up two way communication between an Arduino and your Android Smartphone using Bluetooth.
Direct Digital Synthesis is used to generate precise analog waveforms that can quickly change frequencies. It's used in…
Direct Digital Synthesis is used to generate precise analog waveforms that can quickly change frequencies. It's used in test equipment, spread spectrum techniques and to enable frequency sweeps.
NXP demonstrated its Thread Platform at ARMTechCon last week. Based on the JN5179 wireless MCU, with Secure Element, NFC,…
NXP demonstrated its Thread Platform at ARMTechCon last week. Based on the JN5179 wireless MCU, with Secure Element, NFC, Thread encryption, its own dc/dc converter and featuring ARM's mbed OS, the Platform makes secure home automation application design a whole lot easier.
This handy introduction teaches you all about the RFM69HW transceiver module using two circuits running a wireless…
This handy introduction teaches you all about the RFM69HW transceiver module using two circuits running a wireless version of the "blinky" code.
Learn how to use a 433MHz RF module with an ATMega 328P-PU. In this article, we'll make a circuit with a DHT11 sensor and…
Learn how to use a 433MHz RF module with an ATMega 328P-PU. In this article, we'll make a circuit with a DHT11 sensor and a RF transmitter. We'll also make a receiving circuit with a 433MHz RF receiver and an LCD display.
Is IDT’s Tx/Rx wireless power solution suitable for applications that require high-precision analog performance?
Is IDT’s Tx/Rx wireless power solution suitable for applications that require high-precision analog performance?
Two evaluation boards from IDT help you to quickly and conveniently integrate wireless power into your designs.
Two evaluation boards from IDT help you to quickly and conveniently integrate wireless power into your designs.
Create a wireless "relative comfort" light bar thermometer by broadcasting temperature data across multiple ESP8266…
Create a wireless "relative comfort" light bar thermometer by broadcasting temperature data across multiple ESP8266 modules running NodeMCU using MQTT.
Part 3 in the “How to Make an EFM8-Based Sound Synthesizer” series.
Part 3 in the “How to Make an EFM8-Based Sound Synthesizer” series.
MQ Telemetry Transport (MQTT) is a popular low-overhead messaging protocol used by many IoT devices to communicate. This…
MQ Telemetry Transport (MQTT) is a popular low-overhead messaging protocol used by many IoT devices to communicate. This tutorial will show the user how to to set up a basic MQTT network using Python on his or her computer and an ESP8266 running the NodeMCU firmware.
Part 2 in the “How to Make an EFM8-Based Sound Synthesizer” series.
Part 2 in the “How to Make an EFM8-Based Sound Synthesizer” series.
ZigBee, Bluetooth and the newer Bluetooth Low Energy (BLE/Smart) are all communication protocols for Wireless Personal…
ZigBee, Bluetooth and the newer Bluetooth Low Energy (BLE/Smart) are all communication protocols for Wireless Personal Area Networks (WPANs), but they are optimized for different applications.
An analysis of the historical link between the military's use of retransmission stations ("retrans") and the advent of…
An analysis of the historical link between the military's use of retransmission stations ("retrans") and the advent of the mesh network.