Texas Instruments ADS1235EVM User Manual Download Page 11 | Manualshive

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Software Details

11

SBAU293 – March 2018

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Copyright © 2018, Texas Instruments Incorporated

ADS1261 and ADS1235 Evaluation Module

ADVANCE INFORMATION

4

Software Details

4.1

Installing the Software

4.1.1

Delta-Sigma ADC EvaluaTIon Software

Download the

Delta-Sigma ADC EvaluaTIon Software

installer from the

DELTASIGMAEVAL-GUI

page

and save to a known folder. Run the installer and follow the on-screen prompts. Note that future software
versions may show slightly different screens.

Figure 3. Delta-Sigma Evaluation Engine Installation Instructions

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Summary of Contents for ADS1235EVM

Page 1: ...o includes a software application that runs on a PC allowing for register manipulation and data collection from the ADC The ADS1261 and ADS1235 EVM kit include the ADS12xx device along with a USB micr...

Page 2: ...uts 20 5 3 Schematic 22 List of Figures 1 Default Configurations for ADS1261 and ADS1235 EVM 4 2 Input Terminal Blocks 7 3 Delta Sigma Evaluation Engine Installation Instructions 11 4 Device Package I...

Page 3: ...File About option from within the GUI then click on the Software user guide icon 1 4 Supported Functionality 1 4 1 Hardware Functionality The EVM features the following hardware capabilities 5 V unip...

Page 4: ...ition Function S1 Right Unipolar analog supply AVDD 5 V AVSS 0 V Figure 1 Default Configurations for ADS1261 and ADS1235 EVM 2 2 Powering the EVM The EVM is powered through the USB interface with the...

Page 5: ...to measure the DVDD supply current by measuring the voltage drop across this resistor or by removing the resistor and connecting a dc current meter between the D and D test points 2 3 Software Install...

Page 6: ...m USB power default using R94 as the short 2 3 shorted Digital supply U19 powered from external supply source Open No digital system power provided JP4 5 V supply source Installed ON 5 V supply powere...

Page 7: ...ides the connection information and details for all of the connectors and test points utilized on the EVM 3 2 1 Analog Input Terminal Blocks Analog input to the EVM can be connected at the terminal bl...

Page 8: ...ce output REFOUT J4 1 GND DGND DGND 2 AVSS AVSS AVSS 3 2 2 External Clock By default a clock is supplied by the internal oscillator of the ADC when the CLKIN pin is pulled low However the EVM also pro...

Page 9: ...24 23 PA5 SSI0XDAT1 ADC GPIOs ADC_START 22 21 PA6 ADC_nRESET 20 19 PA7 Bank1 level shifter voltage DVDD 18 17 LVDD3 Unused 3 2 4 Test Points The test points listed in Table 6 may be used to probe onbo...

Page 10: ...seful for current measurement DVDD D Probe only Digital supply of the ADC useful for current measurement U3 17 D Probe only 5 V supply 5V Probe only 3 3 V supply 3 3V Probe only 2 5 V supply 2 5V Prob...

Page 11: ...tware Details 4 1 Installing the Software 4 1 1 Delta Sigma ADC EvaluaTIon Software Download the Delta Sigma ADC EvaluaTIon Software installer from the DELTASIGMAEVAL GUI page and save to a known fold...

Page 12: ...35 EVM Device Package Download the ADS1261 Device Package installer from the ADS1261EVM tool page for the ADS1261EVM or the ADS1235 Device Package installer from the ADS1235EVM tool page for the ADS12...

Page 13: ...mands The EVM commands are given in Table 7 These commands are available for use within the Scripts and Console tabs of the Delta Sigma ADC EvaluaTIon software Many of these commands are SPI commands...

Page 14: ...ADDRESS DATA Issues a write register device command to the ADC via SPI where ADDRESS is the starting register address in hex and DATA is the value to write to the register in hex without the 0x prefi...

Page 15: ...Electro Mechanics C13 C35 C36 3 2 2uF CAP CERM 2 2 uF 10 V 10 X7R 0603 0603 LMK107B7225KA T Taiyo Yuden C14 1 220pF CAP CERM 220 pF 50 V 5 C0G NP0 0603 0603 06035A221JAT2A AVX C22 C24 C25 C27 C31 C37...

Page 16: ...07100KL Yageo America R33 R38 R82 3 0 1 RES 0 1 1 0 1 W 0603 0603 ERJ L03KF10CV Panasonic R39 R40 R41 R42 R43 R44 R45 R46 R47 9 47 RES 47 5 0 1 W AEC Q200 Grade 0 0603 0603 CRCW060347R0JNEA Vishay Da...

Page 17: ...40 to 85 degC 10 Pin UQFN RSE Green RoHS no Sb Br RSE0010A TS3USB221ERSER Texas Instruments U12 1 USB ESD Solution with Power Clamp 4 Channels 40 to 85 degC 6 pin SON DRY Green RoHS no Sb Br DRY0006A...

Page 18: ...Technology J10 0 Connector DC Jack 2 1X5 5 mm TH POWER JACK 14 4x11x9mm PJ 102A CUI Inc JP1 JP2 JP5 0 Header 100mil 2x1 Gold TH 2x1 Header TSW 102 07 G S Samtec JP3 JP4 0 Header 100mil 3x1 Gold SMT Sa...

Page 19: ...it Bidirectional Voltage Level Shifter For Open Drain And Push Pull Application RGY0020A VQFN 20 RGY0020A TXS0108ERGYR Texas Instruments U14 0 256K I2C CMOS Serial EEPROM TSSOP 8 TSSOP 8 24AA256 I ST...

Page 20: ...pyright 2018 Texas Instruments Incorporated ADS1261 and ADS1235 Evaluation Module ADVANCE INFORMATION 5 2 PCB Layouts Figure 7 through Figure 12 illustrate the PCB layout The same PCB is used for both...

Page 21: ...matics 21 SBAU293 March 2018 Submit Documentation Feedback Copyright 2018 Texas Instruments Incorporated ADS1261 and ADS1235 Evaluation Module ADVANCE INFORMATION Figure 10 Power Layer Negative Figure...

Page 22: ...er Fault LED Bipolar Power Supplies 3 3V 5V Analog Headers Power Jack Not Installed Level shifters TXS0108E Analog side Digital side SPI GPIO Power Management 3 3V 5V 1 8V 2 5V JTAG Header Not Install...

Page 23: ...sitive bridge excitation without requiring the GPIO control signals ACX1 ACX1 ACX2 ACX2 2 2uF C13 220pF C14 100k R21 100k R22 100k R8 DNP REF6225IDGKR VIN 1 EN 2 SS 3 FILT 4 OUT_S 5 OUT_F 6 GND_F 7 GN...

Page 24: ...uF C25 0 1uF C22 AVSS AVSS AVSS DVDD AVDD DVDD A DNP A DNP D DNP D DNP 0 1 R33 0 1 R38 511k R55 536k R56 604k R53 47 R47 Pull down enables internal oscillator when no external clock source is provided...

Page 25: ...SI3CLK SSI3XDAT0_TX SSI3XDAT1_RX SSI3FSS I2C1SDA I2C1SCL BANK1_DIGITAL GND 0 1uF C40 0 1uF C39 GND GND BANK2_DIGITAL 3 3V A1 1 VCCA 2 A2 3 A3 4 A4 5 A5 6 A6 7 A7 8 A8 9 OE 10 GND 11 B8 12 B7 13 B6 14...

Page 26: ..._DIGITAL_BUS BUTTON1 BSL_BUTTON BUTTON2 LED1_GREEN LED2_GREEN LED3_RED EEPROM SCL EEPROM SDA MISC_DIGITAL MISC_DIGITAL Connection to TM4C_Main page MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS M...

Page 27: ...ISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_BUS MISC_DIGITAL_B...

Page 28: ...I DNI DNI DNI INSTALLED DNI INSTALLED INSTALLED INSTALLED DNI DNI DNI DNI INSTALLED INSTALLED INSTALLED install 0 Ohm jumper or short pads together 4 7uF C68 EXT_5V Jumper Position DVDD JP3 AVDD JP10...

Page 29: ...GND GND GND 10uF C101 DNP 10uF C91 DNP 0 1uF C102 DNP 0 1uF C92 DNP 12V 50mA 12V 50mA Replacement Fuse Littlefuse P N 0453002 Fast Acting Littlefuse P N 0454002 Slow acting Installed 1 2 J9 DNP GND E...

Page 30: ...set forth above or credit User s account for such EVM TI s liability under this warranty shall be limited to EVMs that are returned during the warranty period to the address designated by TI and that...

Page 31: ...the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain great...

Page 32: ...t the EVM user guide prior to connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even with the...

Page 33: ...OST OF REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF...

Page 34: ...TI Resource NO OTHER LICENSE EXPRESS OR IMPLIED BY ESTOPPEL OR OTHERWISE TO ANY OTHER TI INTELLECTUAL PROPERTY RIGHT AND NO LICENSE TO ANY TECHNOLOGY OR INTELLECTUAL PROPERTY RIGHT OF TI OR ANY THIRD...

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