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  • MCF8315A: Can't spin the motor

    Part Number: MCF8315A Other Parts Discussed in Thread: MCF8315EVM Tool/software: Currently we are using MCF8315A driver to spin a BLDC blower. We are using the default configuration in the tuning guide Address Name Address Recommended ISD_CONFI…

  • RE: MCF8315A: MCF8315A Controlling 14 pole pair motor at between 0.5 and 2 revs per minute

    Hi John, In general, I would leave the MCF8315A's current loop Kp and Ki registers to zero and let the device's algorithm determine the gains automatically during run-time. The device is quite good at determining reliable current loop Kp and Ki…
    • Answered

  • MCF8315A: Brake_pin_mode

    Resolved
    Part Number: MCF8315A Other Parts Discussed in Thread: MCF8315EVM , , MCF8329A , MCF8316A Tool/software: Hi team, May I ask why the customer cannot choose the Brake_pin_mode based on the MCF8315EVM?(They choose device MCF8315A) But when they choose the device…
    • Resolved
    • Answered

  • RE: MCF8315A: Part number difference

    Resolved
    Hi Daichi, I created a new link: tidrive.ext.ti.com/.../82ae3835-dfad-46e5-94cf-14c926f48bb8 Access Code: VcTNP37| I will also upload the file here directly: MCF8316_5A_Vs_C.pptx Regards, Joshua

  • RE: MCF8315A: unit clarification of the back emf constant used in the formula

    Thanks for the detailed calculations Venkatadri Shantaram84961 said: 1000 RPM for 2 pole pair is 33.33Hz --(1) Measured voltage 12 * SQRT(2) / 2*SQRT(3) --(2) Divide (1) / (2) So doing the above 33.33 / (12*SQRT(2)/2*SQRT(3)) , we get 2.26782 , This is…

  • MCF8315A: [Programmer]confirmation

    TI Thinks Resolved
    Part Number: MCF8315A Other Parts Discussed in Thread: MCF8316AEVM , MCF8316A Tool/software: Hi Team, my customer target to evaluate the MCF8315A device for 10W fan EE, when we check the EVM with GUI, we can see there is a MSP430 to transfer some command…
    • Answered

  • MCF8315A: Using FOC to drive BLDC TurboFans with the goal of reducing audible noise

    Resolved
    Part Number: MCF8315A Other Parts Discussed in Thread: MCF8316A , MCF8316AEVM Tool/software: I am looking to drive a 100,000RPM BLDC turbofan (link below) in a way that reduces the audible noise. These motors come with cheap drive electronics that result…
    • Resolved
    • Answered

  • MCF8315A: EEPROM Using

    Resolved
    Part Number: MCF8315A Hi expert, Found this saying EEPROM could be written/read through I2C but could not erased by I2C. Then how to erase EEPROM? Customer prefers hardware control (PWM), so they wonders if MCF8315A could be written/configured offline…
    • Resolved

  • MCF8315A: MPET_IPD_FAULT

    Part Number: MCF8315A Hi Team, During the development process, the motor kept popping up messages: [ MPET_IPD_FAULT->Indicates error during resistance and inductance measurement. Details are as follows: According to the guide, even if MPET_IPD_CURRENT_LIMIT…

  • 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…

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