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  • MCF8315A: No response from IIC

    Part Number: MCF8315A Other Parts Discussed in Thread: MCF8315EVM , MSP430FR2355 Hi Team, MCF8315A does not respond to IIC. There is no response (never successful). Not only does the 0x01 address have no ACK response, but it also has no response to all…
    • Answered

  • MCF8315A: Getting started with MCF8315A configuration

    Resolved
    Part Number: MCF8315A Other Parts Discussed in Thread: MCF8315EVM I am looking for some tips or reference code (or ideally, a software library) to control MCF8315A through I2C. Played a lot with the MCF8315EVM board, but I am unable to see an example…
    • Resolved
    • Answered

  • RE: MCF8315A: Currently looking down the chip manual for the MCF8315A chip, I ran into some detail problems and need help to support them, thanks.

    Resolved
    Hi Hongbo, hongbo.jin said: chip input voltage Pin pin is? Chip voltage supply range? The chip manual does not write. The input voltage pin is the VM pins (pins 9-11). The recommended voltage supply range is 4.5V to 35V, we recommend that the normal voltage…

  • MCF8315A: Speed save option

    TI Thinks Resolved
    Part Number: MCF8315A Hi, Is there any option to save fan's last speed in MCF8315A register. and recall the speed of the fan whenever power goes and comes back. Thanks Prasanna

  • MCF8315A: Negative currents

    TI Thinks Resolved
    Part Number: MCF8315A Other Parts Discussed in Thread: MCF8316A I had previously asked how to command negative current using i2c commands ( https://e2e.ti.com/support/motor-drivers-group/motor-drivers/f/motor-drivers-forum/1251320/mcf8316a-torque-control…

  • RE: MCF8315A: Continuing problems with controlling this chip

    Hi Konstantin, Looking at the register configuration you provided, I see that the IPD startup method is being used and not Align. Based on the information I see in this thread I believe that tuning the IPD startup configuration will help to address most…

  • MCF8315A: BLDC QUESTIONS

    TI Thinks Resolved
    Part Number: MCF8315A Other Parts Discussed in Thread: MCT8316Z Hi team, I got several questions from customer. could you pls help to comment on it? Thanks! 1. How does the algorithm estimate the angle? What is the accuracy of the estimated angle? Does…

  • MCF8315A: speed control issue

    TI Thinks Resolved
    Part Number: MCF8315A Hi Team, The customer is trying to set MAX_speed to 16000 and digital_speed_CTRL is also set to 16000. But the actual measured speed is only about 7000 rpm. Could you help look into this case? Thanks. Best Regards, Cherry
    • Answered

  • MCF8315A: Cannot control device through web app or desktop app - communication issues

    Resolved
    Part Number: MCF8315A Other Parts Discussed in Thread: MCF8315EVM Hi there. Hoping to get some help getting the MCF8315A EVM board to work. Since I see the same issues, on multiple computers, with either the web app or the desktop app, it can be assumed…
    • Resolved
    • Answered

  • MCF8315A: What is the best way to make my motor step or drive it super slow (in order to align it manually) ?

    Resolved
    Part Number: MCF8315A Other Parts Discussed in Thread: MCF8316A Everything is working fine when it come to drive my motor "fast' with my design with MCF8315A. Now I would like to move it really slow or step it in order to find a sweet spot to align…
    • Resolved

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