National Semiconductor ADC121C021 User Manual

Contents

National Semiconductor ADC121C021 User Manual Manual pdf 2 page image

http://www.national.com2Table of Contents1.0 Introduction ............................................................................................................................32.0 Board Assembly .....................................................................................................................43.0 Quick Start .............................................................................................................................53.1 Stand Alone Mode.....................................................................................................53.2 Computer Mode ........................................................................................................54.0 Functional Description............................................................................................................64.1 Jumper Settings ........................................................................................................64.2 Analog Input Signal ...................................................................................................74.3 ADC Reference Circuitry...........................................................................................74.4 I2 C Interface ..............................................................................................................74.5 Alert Function ............................................................................................................74.6 Automatic Conversion Mode .....................................................................................84.7 Power Supply Connections .......................................................................................85.0 Software Operation and Settings ...........................................................................................85.1 Software Quick Start .................................................................................................85.2 Data Analysis ............................................................................................................95.3 Register Control ........................................................................................................105.4 Troubleshooting WaveVision ....................................................................................116.0 Evaluation Board Specifications ............................................................................................127.0 Test Points, Connectors, and Jumpers..................................................................................128.0 Hardware Schematic..............................................................................................................139.0 Evaluation Board Layers ........................................................................................................1410.0 Evaluation Board Bill of Materials ........................................................................................15