Datasheet
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Contents
1 EVM Overview ............................................................................................................... 3
2 Analog Interface ............................................................................................................. 5
3 Digital Interface .............................................................................................................. 6
4 Power Supplies .............................................................................................................. 7
5 Voltage Reference .......................................................................................................... 9
6 Clock Source ............................................................................................................... 10
7 EVM Operation ............................................................................................................ 11
8 ADS1256EVM-PDK Kit Operation ....................................................................................... 14
9 Evaluating Performance with the ADCPro Software .................................................................. 28
10 Schematics and Layout ................................................................................................... 36
List of Figures
1 ADS1256EVM ............................................................................................................... 4
2 GPIO Pins.................................................................................................................... 6
3 Jumper Block ................................................................................................................ 8
4 Switch S3 .................................................................................................................... 9
5 Switch S4 ................................................................................................................... 10
6 Switches S1 and S2....................................................................................................... 11
7 ADS1256EVM Default Jumper and Switch Locations ................................................................ 13
8 ADS1256EVM-PDK Setup Wizard ...................................................................................... 15
9 ADS1256EVM-PDK License Agreement ............................................................................... 15
10 ADS1256EVM-PDK Installation in Progress ........................................................................... 16
11 ADS1256EVM-PDK Installation Complete ............................................................................. 16
12 MMB0 Initial Configuration ............................................................................................... 17
13 Connecting the ADS1256EVM to the MMB0 .......................................................................... 18
14 MMB0 Powered from AC Adapter....................................................................................... 19
15 MMB0 Configured for Lab Power Supply .............................................................................. 20
16 NI-VISA Driver Installation Wizard, Screen 1.......................................................................... 21
17 NI-VISA Driver Installation Wizard, Screen 2.......................................................................... 21
18 NI-VISA Driver Installation Wizard, Screen 3.......................................................................... 22
19 NI-VISA Driver Installation Wizard, Screen 4.......................................................................... 22
20 NI-VISA Driver Verification Using Device Manager................................................................... 23
21 ADCPro Software Start-up Display Window ........................................................................... 23
22 ADS1256EVM-PDK Plug-In Display Window.......................................................................... 24
23 Install New Driver Wizard Screen 1..................................................................................... 25
24 Install New Driver Wizard Screen 2..................................................................................... 25
25 Install New Driver Wizard Screen 3..................................................................................... 26
26 Install New Driver Wizard Screen 4..................................................................................... 26
27 Install New Driver Wizard Screen 5..................................................................................... 27
28 USBStyx Driver Verification Using Device Manager.................................................................. 27
29 ADS1256EVM-PDK Plug-In Averages, PGA Gain, and Effective Data Rate Controls........................... 28
30 MUX Tab.................................................................................................................... 29
31 Clocks Tab ................................................................................................................. 30
32 GPIO Tab................................................................................................................... 31
33 Power & Ref Tab .......................................................................................................... 32
34 Cal Tab ..................................................................................................................... 33
35 EVM Software About Tab ................................................................................................ 34
36 Software Progress Indicator.............................................................................................. 35
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ADS1256EVM and ADS1256EVM-PDK SBAU090C–November 2003–Revised July 2010
Copyright © 2003–2010, Texas Instruments Incorporated