Digital visitor counter

Digital visitor counter is a reliable circuit that takes over the task of counting Number of Persons/ Visitors in the Room very Accurately. ...

Digital control system applications

Digital Control System  is a branch of the control system with continuous time processes in the region associated with the digital controlle...

Voltage-to-frequency converters LM231/LM331

The LM231/LM331 family of voltage-to-frequency converters  are ideally suited for use in simple low-cost circuits for analog-to-digital conv...

Microcontroller to RS-485 circuit

Microcontroller to RS-485 circuit | RS-485 bus can carry up to 256 transceiver modules and over long distances . This is a circuit for conn...

Schematic diagram of a USB player

Usb series player is an electronic device or electronic circuit that functions as an MP3 player that is stored on a storage device such as U...

DVD Player Circuits

However, if this is your aboriginal activity with an HC908 MCU, it is simpler to alpha from a allotment with the user adviser already progra...

RS232 to RS485 Circuit

The new archetypal of RS485 advocate overcomes the RTS controlled botheration accomplished by our chargeless design. However, to do that req...

Volt meters & ampere meter with PIC

Volt meters & ampere meter with PIC can be used to measure voltage and current simultaneously. The series of volt meters & ampere me...

Programming Learning MCS51

Programming Learning MCS51 Learning Programming MCS51 becomes mandatory we learn if we want to use the MCS51. In the first part of this Lear...

ADC 0804 Microcontroler Interface Engineering

Microcontroller Interface Engineering With ADC 0804 In ADC 0804 interface techniques with microcontrollers are pin-pin control must be contr...

Doubler Digital Frequency circuit

Doubler Digital Frequency circuit includes a simple and easy to understand. Digital Frequency Doubler circuit application contained in the s...

2 Transistor Line Follower Robot

Make a line follower robot can be done with two transistors. Line Follower Robot series is one of the two transistors contor robot line foll...

74LS247 7 Segment Display Circuit

The displayor using a 7 segment display in electronic device applications is drain port of a microcontroller or data that would point in the...

Atmel microcontroller-Easy Downloader Circuit

Easy Downloader Circuit Atmel microcontroller series AT89Cxx51 Easy Downloader is one of the downloader that is often used to write data to ...

AT89C2051 microcontroller circuit

Real time controller AT89C2051 Real time controller is a device used to exercise control over household device continuously ongoing and sche...

SMS Remote controller circuit

SMS Remote controller is a device used to control a device remotely using SMS through GSM mobile phones. Process control equipment with a s...

ADC 207 Flash Converting

Flash Converting - ADC 207 ADC 207 is the first to use Flash Converting An Advanced High Speed ​​VLSI 1.2 micron CMOS process. The process t...

USB SPDIF DAC with IC PCM 2902

The tool that I made and I discuss in this article I give the name USB SPDIF DACEvery word in the name corresponds to the function of the to...

Create a Digital Volume Control Circuit

This series is the volume of the digital amplifier That is used on or tone control. This series ic type using DS1669 Digital Pot IC specific...

Running LED with 4017

Running LED with 4017 complete with PCB layout. The series of 8 LED current is the basis for creating an 8-point LED. Slightly different fro...