Technology and Development

Cubo LED 3D (4x4x4)

3D LED Cube (4x4x4)

The basic objective is to create a 3D LED cube capable of showing pre-defined animations. A typical 3D LED display is a collection of LEDs, somehow connected and arranged in...

3D LED Cube (4x4x4)

The basic objective is to create a 3D LED cube capable of showing pre-defined animations. A typical 3D LED display is a collection of LEDs, somehow connected and arranged in...

DIY – Circuitos Geradores e Decodificadores de Tons DTMF

DIY – DTMF Tone Generator and Decoder Circuits

The given project describes how different DTMF tones can be generated using DTMF Tone Generator Chip 91214B and how these tones can be decoded by DTMF Decoder Chip MT8870 which...

DIY – DTMF Tone Generator and Decoder Circuits

The given project describes how different DTMF tones can be generated using DTMF Tone Generator Chip 91214B and how these tones can be decoded by DTMF Decoder Chip MT8870 which...

Como projetar uma fonte de alimentação regulada

How to Design a Regulated Power Supply

The performance of each electronic system or electronic circuit depends on the power source that energizes the circuit or system. It supplies the required current to the circuit. Any noise...

How to Design a Regulated Power Supply

The performance of each electronic system or electronic circuit depends on the power source that energizes the circuit or system. It supplies the required current to the circuit. Any noise...

Fechadura com código sequencial para portão automático

Sequential code lock for automatic gate

Password-based locking for any access control system is very common nowadays. If there is a password lock for any gate/door, the gate or door will only be opened when...

Sequential code lock for automatic gate

Password-based locking for any access control system is very common nowadays. If there is a password lock for any gate/door, the gate or door will only be opened when...

Controle de aparelhos domésticos por voz humana

Control of home appliances by human voice

We can control any appliance using our voice. The main objective of this project is to control light, fan, computer etc… using human voice. People with physical disabilities...

Control of home appliances by human voice

We can control any appliance using our voice. The main objective of this project is to control light, fan, computer etc… using human voice. People with physical disabilities...

Como instalar e executar o Arduino no Linux (Parte 4/15)

How to Install and Run Arduino on Linux (Part 4...

How to Install and Run Arduino on Linux This tutorial explains how to install and run Arduino on a Linux distribution such as Ubuntu. Arduino is now available in the...

How to Install and Run Arduino on Linux (Part 4...

How to Install and Run Arduino on Linux This tutorial explains how to install and run Arduino on a Linux distribution such as Ubuntu. Arduino is now available in the...