EDN

315 MHz FSK/ASK with Clock Output

The TH72006 is a 315-MHz FSK/ASK transmitter integrated circuit featuring a fully integrated PLL-stabilized VCO in a single-ended RF output. It offers high FSK deviation that is possible for wideband ...
Electronic Design

Shift Register Generates Multiple Clocks From PWM Signal

This circuit transforms a pulse-width-modulation (PWM) signal into non-overlapping clock signals, whose number depends on the length of a shift register. These clock signals can be used to power up ...
Hackaday

Reading Inputs From Shift Registers Using Just One Single Pin

Here’s an interesting article about reading data from shift registers using less than three pins. 74HC165 shift registers are a popular choice for adding inputs to a microcontroller. They have a ...
EDN

Applying Duty-Cycle Control to Save Power

Shutting down inactive circuitry can save substantial power; however, this kind of power management assumes there is an actively managing “brain” (typically a microcontroller) that knows when to turn ...
Circuit Digest

DIY Smart Clock with Air Quality Monitoring, Alarm and Timer

A tiny clock that integrates air quality monitoring, a timer, and an alarm sounds cool, right? Let's get into the article and ...
Embedded

Introduction to Counter/Timers

Counter/timer hardware is a crucial component of most embedded systems. In some cases a timer is needed to measure elapsed time; in others we want to count or time some external events. Here's a ...
Electronic Design

ADC Function Based on PWM Technique

This file type includes high resolution graphics and schematics when applicable. Pulse-width modulation (PWM) is used in applications ranging from controlling valves or pumps to adjusting the ...