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EVAL-AD7124-4SDZ User Guide

Rev. 0 | Page 10 of 29

6.

A summary of the installation displays. Click

Next

to

continue.

133

04-

00

8

Figure 8.

AD7124-4 EVAL+ Software

Installation:

Reviewing a Summary of the Installation

7.

The message in Figure 9 appears when the installation is
complete. Click

Next

.

13

304-

00

9

Figure 9.

AD7124-4 EVAL+ Software

Installation:

Indicating When the Installation Is Complete

Installing the

EVAL-SDP-CB1Z

System Demonstration

Platform Board Drivers

After the installation of the evaluation software is complete, a
welcome window displays for the installation of the SDP board
drivers.

1.

With the

EVAL-SDP-CB1Z

board still disconnected from

the USB port of the PC, make sure that all other
applications are closed, and then click

Next

.

1

330

4-

0

10

Figure 10.

EVAL-SDP-CB1Z

Drivers Setup:

Beginning the Drivers Installation

2.

Select the location to install the drivers, and then click

Next

.

13304-

0

1

1

Figure 11.

EVAL-SDP-CB1Z

Drivers Setup:

Selecting the Location for Drivers Installation

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Summary of Contents for EVAL-AD7124-4SDZ

Page 1: ...onstration Platform DC signal source USB cable PC running Windows with USB 2 0 port GENERAL DESCRIPTION The EVAL AD7124 4SDZ evaluation kit features the AD7124 4 24 bit low power low noise analog to digital converter ADC A 7 V to 9 V external supply is regulated to 3 3 V to supply the AD7124 4 and to support all necessary components The EVAL AD7124 4SDZ board connects to the USB port of the PC via...

Page 2: ... Hardware 5 Device Description 5 Hardware Link Options 5 Power Supplies 7 Serial Interface 7 Analog Inputs 7 Reference Options 8 Evaluation Board Setup Procedures 8 Evaluation Board Software 9 Software Installation Procedures 9 Software Operation 12 Configuration Tab 12 Wavefrom Tab 14 Histogram Tab 16 Register Map Tab 17 Noise Test Quick Start Demonstration 18 Evaluation Board Schematics and Artw...

Page 3: ...URNOUT DETECT EXCITATION CURRENTS POWER SWITCH GPOs CHANNEL SEQUENCER CROSSPOINT MUX REGCAPA AVDD 1 9V LDO DIAGNOSTICS AVDD AVSS AVSS DOUT RDY CS 1 8V LDO ANALOG BUFFERS REFERENCE BUFFERS BUF BUF PGA2 PGA1 AIN2 IOUT VBIAS P1 AIN3 IOUT VBIAS P2 AIN4 IOUT VBIAS AIN5 IOUT VBIAS AIN6 IOUT VBIAS REFIN2 13304 001 AIN0 IOUT VBIAS ON BOARD NOISE TEST AIN0 TO AIN1 AIN1 IOUT VBIAS AIN7 IOUT VBIAS REFIN2 NOT...

Page 4: ...r using the plastic screw and washer set included in the evaluation board kit to ensure that the boards are connected firmly together 4 Apply an external voltage in the range of 7 V to 9 V to the J3 or J5 connecter of the EVAL AD7124 4SDZ board This provides the power supply for the board 5 Connect the EVAL SDP CB1Z board to the PC using the supplied USB cable If you are using Windows XP you may n...

Page 5: ... 5 V Selects the reference source for the ADC In Position 2 5 V REFIN1 is connected to the external 2 5 V reference ADR4525 In Position INT REF REFIN1 is connected to the REFOUT pin of the AD7124 4 The internal reference of the AD7124 4 can be enabled and applied to the AD7124 4 external to the ADC LK5 Inserted This link shorts AIN0 to AIN1 This is useful for performing noise tests on the AD7124 4...

Page 6: ... J11 Analog input connector Connections to AIN6 to AIN7 are available along with REFIN1 and analog power supply connections This connector can be used to connect a load cell to the AD7124 4 J12 6 pin connector Provides an I2 C interface to allow the SDP to interface to a digital temperature sensor This is required if a thermocouple is interfaced to the AD7124 4 using Connector A2 J13 7 pin connect...

Page 7: ...imary signals CS SCLK DIN and DOUT RDY all are inputs except for DOUT RDY which is an output To operate the EVAL AD7124 4SDZ in standalone mode the AD7124 4 serial interface lines can be disconnected from the 120 pin header by removing the 0 Ω links R9 through R13 The test points can then be used to fly wire the signals to an alternative digital capture setup ANALOG INPUTS The EVAL AD7124 4SDZ pri...

Page 8: ...LUATION BOARD SETUP PROCEDURES After following the instructions in the Software Installation Procedures section set up the evaluation and SDP boards as detailed in this section Warning The evaluation software and drivers must be installed before connecting the evaluation board and EVAL SDP CB1Z board to the USB port of the PC to ensure that the evaluation system is correctly recognized when it is ...

Page 9: ...SB port of the PC insert the installation CD into the CD ROM drive 2 Double click the setup exe file to begin the evaluation board software installation The software installs to the following default location C Program Files Analog Devices AD7124 EVAL 3 A dialog box appears asking for permission to allow the program to make changes to your PC Click Yes 13304 005 Figure 5 AD7124 4 EVAL Software Ins...

Page 10: ...nstalling the EVAL SDP CB1Z System Demonstration Platform Board Drivers After the installation of the evaluation software is complete a welcome window displays for the installation of the SDP board drivers 1 With the EVAL SDP CB1Z board still disconnected from the USB port of the PC make sure that all other applications are closed and then click Next 13304 010 Figure 10 EVAL SDP CB1Z Drivers Setup...

Page 11: ...are Wizard to run after the EVAL SDP CB1Z board is plugged into your PC If you are using Windows XP you may need to search for the EVAL SDP CB1Z drivers Choose to automatically search for the drivers for the EVAL SDP CB1Z board if prompted by the operating system 2 Check that the board is connecting to the PC correctly using the Device Manager of the PC 3 Access the Device Manager as follows a Rig...

Page 12: ...n list as shown in Figure 19 13304 019 Figure 19 EVAL AD7124 4SDZ Evaluation Board Selection After selecting the EVAL AD7124 4SDZ evaluation board the main window of the evaluation software displays as shown in Figure 20 Figure 20 shows the significant control buttons and analysis indicators of the AD7124 4 EVAL Software The main window of the AD7124 4 EVAL Software contains four tabs Configuratio...

Page 13: ...Clicking CONFIG SUMMARY Label 7 displays the channel configuration information on the individual setups as well as information on any error present These tabs can be used to quickly check how the ADC channels are configured as well as any errors that are present Demo Modes The AD7124 4 EVAL Software supports a number of demo modes Label 8 these demo modes configure the AD7124 4 for each of the mod...

Page 14: ...o shows the analog inputs for the channel labeled next to the on and off controls These controls only affect the display of the channels and have no effect on the channel settings in the ADC register map Display Units and Axis Controls Click the Display Units drop down list Label 8 to select whether the data graph displays in units of voltages or codes This control affects both the waveform graph ...

Page 15: ...EVAL AD7124 4SDZ User Guide UG 855 Rev 0 Page 15 of 29 13304 021 1 2 3 4 8 10 9 5 7 6 Figure 21 Waveform Tab of the AD7124 4 EVAL Software ...

Page 16: ...ay Units drop down list Label 4 to select whether the data graph displays in units of voltages or codes This control affects both the waveform graph and the histogram graph The axis controls can be switched between dynamic and fixed When dynamic is selected the axis automatically adjusts to show the entire range of the ADC results after each batch of sample When fixed is selected the user can prog...

Page 17: ...cking the bits that are to be changed Clicking any of the individual bit changes that bit from 1 to 0 or 0 to 1 depending on the initial state of the bit The register value can also be changed by writing the hex value to the input field on the right hand side of the individual bits Bitfields The individual bitfields of the selected register are shown in the Bitfields section Label 4 In this sectio...

Page 18: ...read when SAMPLE is clicked with the batch size being set by the value in the Samples box b When the drop down box is set to Continuous Run the software performs a continuous capture from the ADC when SAMPLE is clicked c Click Stop to stop streaming data 2 Use the navigation tools within each graph to control the cursor zooming and panning Waveform The waveforms resulting from the gathered samples...

Page 19: ...olts Parameters such as peak to peak noise and rms noise are displayed in the Analysis Results section for the current batch of samples The conversion data can be saved in a text file from the File at menu To save the data into an Excel file right click the histogram graph and select Export Data from the drop down list that appears A Save dialog box displays prompting the user to save the data to ...

Page 20: ...UG 855 EVAL AD7124 4SDZ User Guide Rev 0 Page 20 of 29 EVALUATION BOARD SCHEMATICS AND ARTWORK 13304 026 Figure 26 Schematic ...

Page 21: ...EVAL AD7124 4SDZ User Guide UG 855 Rev 0 Page 21 of 29 13304 027 Figure 27 Schematic Power Supply ...

Page 22: ...UG 855 EVAL AD7124 4SDZ User Guide Rev 0 Page 22 of 29 13304 028 Figure 28 Schematic Regulators ...

Page 23: ...EVAL AD7124 4SDZ User Guide UG 855 Rev 0 Page 23 of 29 13304 029 Figure 29 Schematic SDP ...

Page 24: ...UG 855 EVAL AD7124 4SDZ User Guide Rev 0 Page 24 of 29 13304 030 Figure 30 Top Printed Circuit Board PCB Silkscreen ...

Page 25: ...EVAL AD7124 4SDZ User Guide UG 855 Rev 0 Page 25 of 29 13304 031 Figure 31 Layer 1 Component Side 13304 032 Figure 32 Layer 2 Ground Plane ...

Page 26: ...UG 855 EVAL AD7124 4SDZ User Guide Rev 0 Page 26 of 29 13304 033 Figure 33 Layer 3 Power Ground Plane 13304 034 Figure 34 Layer 4 Component Side ...

Page 27: ...3 Avago Tech HSMC C191 FEC 855 8528 D4 LED SMD green OSRAM LGQ971 Digikey 475 1409 1 ND D5 Diode Zener 0 5 W 5 1 V BZT52 Vishay BZT52B5V1 V GS08 FEC 161 7767 GND GN1to GND6 MCLK REF REF REFOUT S1to S8 S1 to S8 TDIN TDIN1 TDOUT TDOUT1 TSCLK TSCLK1 TSYNC TSYNC1 T CS T CS1 Test point not inserted keep hole clear of solder N A N A Do not insert J1 120 way connector 0 6 mm pitch Hirose FX8 120S SV 21 F...

Page 28: ...sert R33 R34 R39 R47 R81 to R84 R87 R89 Resistor 0603 0 Ω 1 Vishay Draloric CRCW06030000Z0EA FEC 146 9739 R42 to R45 Resistor thick film 10 kΩ 62 5 mW 5 Yageo RC0402JR 1310KL FEC 179 9316 R49 to R52 Resistor 1206 0 Ω 5 Multicomp MC 0 125W 1206 0R FEC 933 6974 R53 Resistor 0402 27 kΩ 1 Multicomp MC 0 0625W 0402 1 27K FEC 135 8081 R54 Resistor thick film 4 53 kΩ 63 mW 1 Vishay Dale CRCW04024K53FKED ...

Page 29: ...ose or transfer any portion of the Evaluation Board to any other party for any reason Upon discontinuation of use of the Evaluation Board or termination of this Agreement Customer agrees to promptly return the Evaluation Board to ADI ADDITIONAL RESTRICTIONS Customer may not disassemble decompile or reverse engineer chips on the Evaluation Board Customer shall inform ADI of any occurred damages or ...

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