Reverse engineering the popular 555 timer chip

Reverse engineering the popular 555 timer chip

Ken Shirriff wrote an article on reverse engineering the 555 timer chip, He writes: This article explains how the LMC555 timer...


ICs by mixos
ATTiny85 board A First Look and review

ATTiny85 board A First Look and review

educ8s.tv wanted to take a look at this tiny board for a long time.


5V to 12V Step Up DC-DC Converter

5V to 12V Step Up DC-DC Converter

Step up DC-DC converter is based on LM2577-ADJ IC, this project provides 12V output using 5V input, maximum output load 800mA.


Using Low Cost Hardware to Enhance the User Experience

Using Low Cost Hardware to Enhance the User Experience

Ken Boak discuss how to build a graphic user interface using cheap TFT toughscreen displays.


Generating Analog Voltage with Digital Circuit

Generating Analog Voltage with Digital Circuit

Maurizio show us how to generate an analog voltage using a microcontroller and some resistors.


UP/DOWN counter with memory using PIC16F88

UP/DOWN counter with memory using PIC16F88

Here is an up-down counter based on PIC16F88 and 7-segment display.


ICs by mixos
LTC7813 – Low IQ, 60V Synchronous Boost+Buck Controller

LTC7813 – Low IQ, 60V Synchronous Boost+Buck Controller

Linear Technology Corporation introduces the LTC7813, a dual output (boost + buck), low quiescent current synchronous DC/DC...


Nanocounter: Frequency Counter with an Android Interface

Nanocounter: Frequency Counter with an Android Interface

Andy published his accurate and open source frequency counter that uses an Android phone as a display.


Dual DC Motor driver using two L293D

Dual DC Motor driver using two L293D

Dual DC Motor driver using two L293D IC.


Teardown, Repair & Experiments with the Anritsu 37347A 20GHz Vector Network Analyzer

Teardown, Repair & Experiments with the Anritsu 37347A 20GHz Vector Network Analyzer

In this episode Shahriar repairs an Anritsu 37347A 20GHz Two-Port Network Analyzer.


ST TS951 – 3 MHz BiCMOS R2R OPAMP

ST TS951 – 3 MHz BiCMOS R2R OPAMP

A new 3 MHz BiCMOS Die Shot from zeptobars.com ST TS951 – 3 MHz BiCMOS R2R OPAMP – [Link]


ICs by mixos
nRF24L01+ 2.4 GHz wireless connectivity with the TinyK20 board

nRF24L01+ 2.4 GHz wireless connectivity with the TinyK20 board

Erich Styger show us how to connect nRF24L01+ transceiver module with tinyK20 Board and how to use the command line to...