background image

SPACER

6.

Disclaimers:

6.1 EXCEPT AS SET FORTH ABOVE, EVMS AND ANY WRITTEN DESIGN MATERIALS PROVIDED WITH THE EVM (AND THE

DESIGN OF THE EVM ITSELF) ARE PROVIDED "AS IS" AND "WITH ALL FAULTS." TI DISCLAIMS ALL OTHER
WARRANTIES, EXPRESS OR IMPLIED, REGARDING SUCH ITEMS, INCLUDING BUT NOT LIMITED TO ANY IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT OF ANY
THIRD PARTY PATENTS, COPYRIGHTS, TRADE SECRETS OR OTHER INTELLECTUAL PROPERTY RIGHTS.

6.2 EXCEPT FOR THE LIMITED RIGHT TO USE THE EVM SET FORTH HEREIN, NOTHING IN THESE TERMS AND

CONDITIONS SHALL BE CONSTRUED AS GRANTING OR CONFERRING ANY RIGHTS BY LICENSE, PATENT, OR ANY
OTHER INDUSTRIAL OR INTELLECTUAL PROPERTY RIGHT OF TI, ITS SUPPLIERS/LICENSORS OR ANY OTHER THIRD
PARTY, TO USE THE EVM IN ANY FINISHED END-USER OR READY-TO-USE FINAL PRODUCT, OR FOR ANY
INVENTION, DISCOVERY OR IMPROVEMENT MADE, CONCEIVED OR ACQUIRED PRIOR TO OR AFTER DELIVERY OF
THE EVM.

7.

USER'S INDEMNITY OBLIGATIONS AND REPRESENTATIONS.

USER WILL DEFEND, INDEMNIFY AND HOLD TI, ITS

LICENSORS AND THEIR REPRESENTATIVES HARMLESS FROM AND AGAINST ANY AND ALL CLAIMS, DAMAGES, LOSSES,
EXPENSES, COSTS AND LIABILITIES (COLLECTIVELY, "CLAIMS") ARISING OUT OF OR IN CONNECTION WITH ANY
HANDLING OR USE OF THE EVM THAT IS NOT IN ACCORDANCE WITH THESE TERMS AND CONDITIONS. THIS OBLIGATION
SHALL APPLY WHETHER CLAIMS ARISE UNDER STATUTE, REGULATION, OR THE LAW OF TORT, CONTRACT OR ANY
OTHER LEGAL THEORY, AND EVEN IF THE EVM FAILS TO PERFORM AS DESCRIBED OR EXPECTED.

8.

Limitations on Damages and Liability:

8.1

General Limitations

. IN NO EVENT SHALL TI BE LIABLE FOR ANY SPECIAL, COLLATERAL, INDIRECT, PUNITIVE,

INCIDENTAL, CONSEQUENTIAL, OR EXEMPLARY DAMAGES IN CONNECTION WITH OR ARISING OUT OF THESE
TERMS ANDCONDITIONS OR THE USE OF THE EVMS PROVIDED HEREUNDER, REGARDLESS OF WHETHER TI HAS
BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. EXCLUDED DAMAGES INCLUDE, BUT ARE NOT LIMITED
TO, COST 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 USE, LOSS OF DATA, OR BUSINESS INTERRUPTION. NO CLAIM, SUIT OR ACTION SHALL
BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED.

8.2

Specific Limitations.

IN NO EVENT SHALL TI'S AGGREGATE LIABILITY FROM ANY WARRANTY OR OTHER OBLIGATION

ARISING OUT OF OR IN CONNECTION WITH THESE TERMS AND CONDITIONS, OR ANY USE OF ANY TI EVM
PROVIDED HEREUNDER, EXCEED THE TOTAL AMOUNT PAID TO TI FOR THE PARTICULAR UNITS SOLD UNDER
THESE TERMS AND CONDITIONS WITH RESPECT TO WHICH LOSSES OR DAMAGES ARE CLAIMED. THE EXISTENCE
OF MORE THAN ONE CLAIM AGAINST THE PARTICULAR UNITS SOLD TO USER UNDER THESE TERMS AND
CONDITIONS SHALL NOT ENLARGE OR EXTEND THIS LIMIT.

9.

Return Policy.

Except as otherwise provided, TI does not offer any refunds, returns, or exchanges. Furthermore, no return of EVM(s)

will be accepted if the package has been opened and no return of the EVM(s) will be accepted if they are damaged or otherwise not in
a resalable condition. If User feels it has been incorrectly charged for the EVM(s) it ordered or that delivery violates the applicable
order, User should contact TI. All refunds will be made in full within thirty (30) working days from the return of the components(s),
excluding any postage or packaging costs.

10.

Governing Law:

These terms and conditions shall be governed by and interpreted in accordance with the laws of the State of Texas,

without reference to conflict-of-laws principles. User agrees that non-exclusive jurisdiction for any dispute arising out of or relating to
these terms and conditions lies within courts located in the State of Texas and consents to venue in Dallas County, Texas.
Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief
in any United States or foreign court.

Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265

Copyright © 2015, Texas Instruments Incorporated

spacer

Summary of Contents for DRV8846EVM

Page 1: ...2 2 1 Connectors 2 2 2 Test Points 3 2 3 Jumpers 4 2 4 Motor Outputs 4 2 5 Operation of the EVM 4 2 6 Motor Control Frame Includes Start Stop Steps and Move Steps 6 2 7 Schematic and Bill of Materials...

Page 2: ...e the stepper motor by issuing the step commands at the desired rate The microcontroller firmware operates using internal index mode This user s guide details the operation of the EVM as well as the h...

Page 3: ...e DRV8846 Table 1 Descriptions of the Connections Available on the J4 Header Header Label Description V3P3R 3 3 V after 33 resistor nFAULT Fault output nSLEEP Sleep Mode input RSVD Adaptive DECay inpu...

Page 4: ...ction a Once the USB connection is established the Status LED will begin to blink 5 Apply 12 V to the VM and GND connections 6 Configure the current settings step and decay modes torque and pwm off ti...

Page 5: ...te buttons The Start Stop Steps button is used to run the motor indefinitely The motor will accelerate to the target speed and run until the Start Stop Steps button is selected When the Start Stop Ste...

Page 6: ...y using an acceleration profile which will be detailed later on A detailed explanation of each stepper control section follows This frame allows the configuration and running of the stepper with the d...

Page 7: ...decelerate until the stop speed PPS is reached in which case the motor fully stops A second motor actuation is provided by the Move of Steps and Reciprocate commands in which a programmed number of s...

Page 8: ...ue to the particular parameters being chosen stopping the motor at a speed very close to the stop speed is often good enough to ensure good motion quality and application performance The following fig...

Page 9: ...2 F C3 1 2 J1 ED555 2DS nSLEEP nFAULT 4 99k R3 BOUT1 BOUT2 VM AISEN VINT VREF DIR I1 I0 M0 M1 TOFF_SEL nENBL STEP ADEC 0 25 R1 0 25 R2 GND 510 R4 1 2 J2 ED555 2DS 1 2 J3 ED555 2DS MSP_M1 MSP_TOFF_SEL...

Page 10: ...P6 5 A5 4 P6 6 A6 5 P6 7 A7 SVSIN 6 VREF 7 XIN 8 XOUT 9 VEREF 10 VREF VEREF 11 P1 0 TACLK CAOUT 12 P1 1 TA0 13 P1 2 TA1 14 P1 3 TA2 15 P1 4 SMCLK 16 P1 5 TA0 17 P1 6 TA1 18 P1 7 TA2 19 P2 0 ACLK CA2...

Page 11: ...re Technology ED555 2DS 3 J4 Header Male 18 pin 100mil spacing STD PEC18SAAN 1 J5 Header 100mil 7x2 Tin plated TH Sullins Connector Solutions PEC07DAAN 1 J6 Connector micro USB Type B Receptacle R A S...

Page 12: ...d folder Application and move the folder DRV8846EVM_GUIv1 0 into the C ti guicomposer webapps directory Note if you chose a non default installation directory in Step 1 the C ti part will be different...

Page 13: ...ing the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repa...

Page 14: ...transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indic...

Page 15: ...ified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors current sens...

Page 16: ...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 USE L...

Page 17: ...sponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related inf...

Reviews: