Electronic Design

4-Channel DVM With Display And Keypad

This circuit uses Microchip’s PIC16C71, an 8-bit microcontroller, to create a digital voltmeter with an LED display and a keypad. To view the application note, click on the URL below. Circuit selected ...
Electronic Design

5-1/2-Digit DVM Module Packs Direct Character Display Interface

A new stand-alone digital voltmeter (DVM) module is designed for precision measurement applications. Employing a high-resolution A/D converter and integral multi-line character display driver ...
EDN

Build Your Own Curve Tracer, Part 5: TPA202 Operation and Applications

In the previous Part 4 of this series Build Your Own Curve Tracer, Part 4: TPA202 DVM and Supplies, the TPA202 circuit description was completed, describing what it is. In this Part 5, we look at how ...
EDN

Build Your Own Curve Tracer, Part 4: TPA202 DVM and Supplies

In the third part of this series, Build Your Own Curve Tracer, Part 3: TPA202 Output Port Circuit, the TPA202 output-port circuit was described. The two port SMUs are the main functions of the TPA, ...