Tag: Microcontroller
![AriCalculator – A homemade handheld calculator AriCalculator – A homemade handheld calculator](https://www.electronics-lab.com/wp-content/uploads/2016/08/r9awxVQrqtkZmOtWx75Ea4dh-1024x768.jpg)
AriCalculator – A homemade handheld calculator
The AriCalculator is a DIY calculator or a general purpose handheld device. It is battery powered and runs on a NXP S12G240 microcontroller (16-bit, 240k flash, 11k RAM). The device has 38 input keys and a 128x64 pixel LCD display with a backlight option. Three interfaces connect...
Continue Reading![16 Channel Tiny InfraRed Remote Controller – NEC Code 16 Channel Tiny InfraRed Remote Controller – NEC Code](https://www.electronics-lab.com/wp-content/uploads/2016/08/16-Channel-Tiny-Infra-Red-Remote-Controller-NEC-PIC02.jpg)
16 Channel Tiny InfraRed Remote Controller – NEC Code
16 Channel Infra-Red remote controller is built around PIC16F73 Microcontroller from Microchip. The receiver part follows NEC Code Format. Tiny receiver provides 16 latch outputs. All outputs are TTL and can drive Relay board or solid state relay. The circuit uses TSOP1738 Infra-Red...
Continue Reading![How to interface Keypad 4×4 with Arduino How to interface Keypad 4×4 with Arduino](https://www.electronics-lab.com/wp-content/uploads/2016/08/FS6CWSLIR9EIXGC.MEDIUM.jpg)
How to interface Keypad 4×4 with Arduino
In this tutorial we are going to learn some basics on using Keypad 4x4 on Arduino. by mybotic @ instructables.com This keypad consists of 4 rows x 4 columns of buttons. It is ultra-thin that it provides an useful human interface component for microcontroller projects. Convenient...
Continue Reading![“Chipiplexing” efficiently drives multiple LEDs using few microcontroller ports “Chipiplexing” efficiently drives multiple LEDs using few microcontroller ports](https://www.electronics-lab.com/wp-content/uploads/2016/07/Chipiplexing.png)
“Chipiplexing” efficiently drives multiple LEDs using few microcontroller ports
by Guillermo Jaquenod @ edn.com Actual microcontrollers have powerful bidirectional I/O ports, and you can use different techniques to fully exploit such capabilities. Recent Design Ideas described the “Charlieplexing” method as an effective way to drive M=N×(N–1) LEDs using...
Continue Reading![TV Tuner IR remote with a PIC16F684 TV Tuner IR remote with a PIC16F684](https://www.electronics-lab.com/wp-content/uploads/2016/07/DSC_0425.png)
TV Tuner IR remote with a PIC16F684
Tahmid built a TV tuner IR remote with a PIC16F684: I then proceeded to write an IR transmitter using the PIC16F684 (using the MPLAB X IDE and XC8 compiler), following the timing information from the extended NEC protocol. In order to connect all the keys, I connected them in...
Continue Reading![New PIC32MM family consumes as little as 500 nA New PIC32MM family consumes as little as 500 nA](https://www.electronics-lab.com/wp-content/uploads/2016/07/20160627135829_pic32mm.jpg)
New PIC32MM family consumes as little as 500 nA
by Clemens Valens @ elektormagazine.com: The new PIC32MM family, currently Microchip’s lowest power 32-bit PIC32 family, features sleep modes down to as little as 500 nA. Filling the gap between the PIC24F XLP and PIC32MX families, the new family also offers so-called core...
Continue Reading![TritiLED – Multi-year always-on LED TritiLED – Multi-year always-on LED](https://www.electronics-lab.com/wp-content/uploads/2016/07/7828411465697639136-1024x768.png)
TritiLED – Multi-year always-on LED
Ted Yapo has designed a multi-year always-on LED replacements for gaseous tritium light sources. TritiLEDs are always-on battery powered LED glow lights for general night-time marking use. Radioactive gaseous tritium light sources (GTLSs) are allowed in the United States in several...
Continue Reading![Puck.js – the ground-breaking bluetooth beacon Puck.js – the ground-breaking bluetooth beacon](https://www.electronics-lab.com/wp-content/uploads/2016/07/Puck.png)
Puck.js – the ground-breaking bluetooth beacon
A JavaScript microcontroller you can program wirelessly - perfect for IoT devices! No software needed so get started in seconds With our custom circuit board, the latest Nordic chip, Bluetooth Smart, Infra-red and much more, all enclosed in a tiny silicone case, Puck.js is a smart...
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