DRV8711EVM: Source code does not use SPI hardware. Bit banging is used...
Part Number:DRV8711EVMTI,The firmware team has been looking over the Source Code for the DRV8711EVM development board...#1.) They are telling me that for this EV board application "Bit Banging" is used...
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DRV8323: open circuit detection when driving low side with PWM
Part Number:DRV8323Below is the configuration. Need help understanding if there's a way to detect when one or more of the motor lines U/V/W is/are open. Max PWM freq is 5 KHz, and the SPI bus is...
View ArticleDRV8308: DRV8308 internal register mode
Part Number:DRV8308Hello my friends.Our company manufacture Black and white laser printer. DRV8038 have been designed in one of our printer with 40PPM to drive a BLCD motor. DRV8038 works in internal...
View ArticleDRV8870: Motor does not work with external capacitor at OUT1 and OUT2
Part Number:DRV8870Hello support team,My customer is going to use DRV8870 with external capacitor 1uF or 0.1uF at between OUT1 and OUT2 for noise filtering purpose. (Actually, this capacitor had...
View ArticleDRV3205-Q1: DRV3205 EVM schematic
Part Number:DRV3205-Q1Dears; Do we have the DRV3205 EVM schematic and PCB files for reference? There doesn't include the schematic of the EVM user's guide, so where could we or customers download it...
View ArticleDRV8842: V3P3OUT tied to INx
Part Number:DRV8842Hi team,My customer is asking us what could happen when V3P3OUT is tied to IN1 or IN2. Both pins are connected to and driven by MCU.My assumptions are;- If MCU keep H on both pins,...
View ArticleDRV10987: BLDC MOTOR
Part Number:DRV10987Every BLDC motor has its own operating voltage and current.For DRV10987 I have designed my own motor.I would like to calculate my motor's operating voltage and current , so can you...
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DRV10983-Q1: Parameters work with DRV10983EVM but not the DRV10983-Q1
Part Number:DRV10983-Q1I have a DRV10983EVM which I have successfully used to drive my motor. I have produced a dedicated board using the DRV10983-Q1 and I am struggling to tune the motor with the same...
View ArticleAsking for alt.s solution for replacing L6258EXTR
Hi Team,Do we have alt. solution to replace L6258EXTR?DRV8880/8824/8825 or better recommendation?(Please visit the site to view this file)Thanks,SHH
View ArticleDRV8711: We use IC DRV8711 in our controller but we are facing zigzag marking...
Part Number:DRV8711We use IC DRV8711 in our controller but we are facing zigzag marking when we mark diagonal line because of x axis motor vibration . please provide as .suggestion and technical support.
View ArticleControl 350RPM Stepper Motor
Is it possible to rotate a stepper motor at 350 rpm at 1/512 microstepping using tms320f28069m. If the answer is yes can anyone provide me supporting code. I use the PM_sensorless.c to achieve the...
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DRV8805: Roadmap for unipolar & microstep stepping motor
Part Number:DRV8805If there match the below motor driver solution or roadmap, please let me know.-----------------------------------------・Stepping motor driver・Unipolar drive・VM:30V~・Peak current:...
View ArticleBOOSTXL-DRV8301: Motor Specs for the LVBLDC-LB-BNDL (Motor Part -...
Part Number:BOOSTXL-DRV8301The Motor Drive Bundle LVBLDC-LB-BNDL sold by TI contains a motor of which no specifications are included or mentioned. In order to use the MotorWare lab manual these specs...
View Articledrv8308: Motor stops working, Register 2A shows value of 0x4F (OCP, CPOC,...
Part Number:drv8308Dear Sirs and Madams,I'm using the drv8308 for a BLDC-motor in clock-pwm-mode. Sometimes, the drv8308 shows a value of 0x4f in it's register 2A. Preceeding this case, the motor runs...
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DRV10983Q1EVM: Analog and PWM speed control not working
Part Number:DRV10983Q1EVMDear TI support team,I have somes problems regarding the speed control via analog pot or pwm. I'm using the DRV10983Q1EVM to control the ec motor of a small fuel pump. Speed...
View ArticleField Oriented Control of PMSM: PI Lose tracking of Id_Ref and Iq_Ref at...
Hello TI Community, I'm Currently doing a Field oriented control of a PMSM on Simulink. The PI current Regulator is well performing at speed up to 6000rpms, (the actual Id_motor and Iq_motor currents...
View ArticleDRV8323: Various PWM modes
Part Number:DRV8323In what situations or control methods would you choose either the 6-PWM, 3-PWM, 1 PWM, or Independent PWM? I am interested in a 3 phase BLDC application and planning on using the 1x...
View ArticleDRV8870: bias current of the VREF pin
Part Number:DRV8870Hello,Our customer use the DRV8870.The customer configure the voltage of VREF using resistive divider,so they want to know the input current of the VREF pin.How about the input bias...
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DRV8432: How to control motor forward and backward with DRV8432?
Part Number:DRV8432I want to use the DRV8432 to control the motor in Parallel Full Bridge Mode.As it is shown in datasheet figure 15.But I dont know the relation between PWM_A and PWM_B,are they...
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DRV110: Heat problem while driving relays
Part Number:DRV110Hi,we designed a relay driver using the DRV110. Connected are 1-4 relays of the type LEV200A6NAA with about 1m wire. Basically its the circuit of the DRV110EVM, but we added some...
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