LAPTOP AUDIO AMPLIFIER
Usually, the audio output from a laptop’s built-in speakers is low. A power amplifier is required to get a high volume. Here is a...
“Our chip has the highest Computing Power Density”
Today, the mobile Internet is providing unprecedented opportunity to include more than two-thirds of the world’s population into main-stream services, such as banking, health-care,...
“Energy Efficiency is our strategic differentiator”
Applied Materials, Inc. is the global leader in providing equipment, services and software to enable the manufacture of advanced semiconductor, flat panel display and...
Interfacing A Graphics LCD With The Microcontroller
Today, most of the electronics devices come with a liquid crystal display (LCD). Even new fridges have it. It is interesting as well as...
AT89C51 Based DC Motor Controller
Motion control plays a vital role in industrial automation. Manufacturing plants in industries like chemical, pharmaceutical, plastic and textile, all require motion control. And...
Digital Thermometer-Cum-Controller
This standalone digital thermometer controls the temperature of a device according to its requirement. It also displays the temperature on four 7-segment displays in...
Microcontroller-Based School Timer
The basic requirements of a realtime programmable timer generally used in schools and colleges for sounding the bell on time are:
• Precise time base...
Remotely Programmable RTC Interfaced Microcontroller for Multiple Device Control
This project based on Atmel AT89C52 and Dallas real-time-clock (RTC) chip DS12887 can be used to control and remotely program the switching operation of...
DC Motor Control Using PWM
Small DC motors are efficiently controlled using pulse-width modulation (PWM) method. The circuit described here is built around an LM324 low-power quad-operational amplifier. Of...
SAFE CIGARETTE LIGHTER POWER SOCKET
Cigarette lighter sockets available on the dashboards of some vehicles act as a heat source to light cigarettes. Besides, these can power electronic gadgets...