Op Amps Without Op Amps | Workbench Wednesdays #39
Okay, technically, this circuit *does* use Op-Amps. However, the ones shown here are integrated into an ATmega128DB microcontroller from Microchip. The DIP package breaks out two …
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Triggering And Decoding Serial Protocols On An Oscilloscope | Workbench Wednesdays #34
Everything with a microcontroller has serial buses in it. Busses like UART, I2C, and SPI are very popular choices. When you have a problem with a sensor that uses one or the bus …
Read MoreMeasuring A 555 On An Oscilloscope | Workbench Wednesdays #33
The 555 is a very popular chip, and for good reason. It is such a versatile timer. Learn about 555 measurements like how to measure the voltage divider inside the chip and what is …
Read MoreReview of NI's VirtualBench, All-In-One Instrument
The first time I saw the VirtualBench from NI, I was amazed by its shear size—or lack of size. At the time, the unit I had access to an uncalibrated pre-release unit at the Austin …
Read MoreHands On: National Instrument's VirtualBench
Modern smartphones have eliminated the need for a number of devices. Often I use my smartphone as a scanner (CamScanner), car GPS, voice recorder, security token, pedometer, light …
Read MoreLearn how to use a Mixed Signal Oscilloscope
When I teach the Electronics Measurements class at the TechShop in Austin, I take a lot of pride in showing off the Mixed-Signal Oscilloscope. We have a Rigol DS1102D as well as a …
Read MoreMSO Demo Board
Last Update: 09/24/2013 Status: Done Github: https://github.com/baldengineer/Mixed-Signal-Oscilloscope-Demo-Board Abstract As a member of the TechShop in Austin, TX I teach a class …
Read MoreMeasuring Battery Capacity
Why is choosing a simple AA battery such a daunting selection process? Manufacturers are keen on giving their products different names and brag about the chemical technology that …
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