Getting more familiar with a PIC MCU is a matter of working more often with it. Learn how to make a wireless thermometer…
Getting more familiar with a PIC MCU is a matter of working more often with it. Learn how to make a wireless thermometer with a PIC microcontroller.
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.
Updating the firmware in an ESP8266 Wi-Fi module can be frustrating! Here's a procedure to reduce the pain.
Updating the firmware in an ESP8266 Wi-Fi module can be frustrating! Here's a procedure to reduce the pain.
Use a laser and a photo resistor to build a laser based point-to-point communication system. The best part? It's under $10.
Use a laser and a photo resistor to build a laser based point-to-point communication system. The best part? It's under $10.
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.
You can buy cheap 433MHz RF modules from Mouser and DigiKey. This article will show you how to use them with a PICAXE…
You can buy cheap 433MHz RF modules from Mouser and DigiKey. This article will show you how to use them with a PICAXE microcontroller to hack your own mousetraps.
It's never been cheaper to round up a ton of quality hardware for open source projects! Here's what you need to know…
It's never been cheaper to round up a ton of quality hardware for open source projects! Here's what you need to know about the eBay experience.
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.
How to add BLE capabilities to a wireless ceiling fan by incorporating the nRF51 in the remote control. Part of our…
How to add BLE capabilities to a wireless ceiling fan by incorporating the nRF51 in the remote control. Part of our series on the nRF51.
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.
Part 1 in the “How to Make an EFM8-Based Sound Synthesizer” series, which will design a sound synthesizer that can…
Part 1 in the “How to Make an EFM8-Based Sound Synthesizer” series, which will design a sound synthesizer that can play standard musical notes. We will accomplish this using a low-cost, small-form-factor EFM8 microcontroller in conjunction with a few external components and a speaker.
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.
Learn how to set up the Wunderbar platform to begin building your own IoT apps. This will demonstrate the "Can't Touch…
Learn how to set up the Wunderbar platform to begin building your own IoT apps. This will demonstrate the "Can't Touch This" and "Tell Me When" demo applications to measure WunderBar sensors and perform actions based on them. Some of the major bugs are discussed.