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  • MCT8329A: MCT8329A Issues when Running

    Part Number: MCT8329A Other Parts Discussed in Thread: MCT8329EVM , Tool/software: Hello everyone. I am using the MCT8329A to run a tmotor f90 1500kv motor. I was able to use the MCT8329EVM to tune the motor to receive a PWM signal to control the speed…
    • Answered

  • MCT8329A: Regarding parity check

    Resolved
    Part Number: MCT8329A Other Parts Discussed in Thread: MCF8316D , MCF8316A , MCF8329HS Hello support team all. I have received the following two questions from my customer. Registers have parity bits, but is the parity check even or odd? MORTORSTUDIO…
    • Resolved

  • MCT8329A: Problem with MCT8329A DRVOFF error

    Part Number: MCT8329A Tool/software: Hello. I made a custom board using MCT8329A. There is a problem that the motor is not activated on some boards. The main symptom is that DRV_OFF of GATE_DRIVER_FAULT_STATUS register is always OFF, regardless of the…
    • Answered

  • MCT8329A: REgarding EEPROM programing

    Resolved
    Part Number: MCT8329A Hi support team.all. I think the ALGO_CTRL_1 register is a register that issues a command to write to EEPROM. Is this register also transferred to EEPROM when a command is issued? Also, should I write the DEVICE_CTRL register…
    • Resolved

  • MCT8329A: Routing AVDD on MCT8329

    Part Number: MCT8329A Hello I have design a board to drive brushless motor based on EVM of MCT8329A. My board is working and I can drive my brushless motor but I face an issue when i turn off motor using brake command, I have a voltage drop on my…
    • Answered

  • MCT8329A: Startup issues

    Resolved
    Part Number: MCT8329A Other Parts Discussed in Thread: MCF8329HS , MCF8329HS-Q1 Hello Support-Team, we have problems with the Startup of our BLDC Motor with the MCT8329A driver. Our startup procedure is, that on a power button, we go from 0% to 35% RPM…
    • Resolved

  • MCT8329A: MCT8329A: Manual open-loop → closed-loop handoff (no AUTO_HANDOFF) fails to be consistent across 12–32 V

    Part Number: MCT8329A Tool/software: Hello, I’m using the MCT8329A and I want to manually control the open-loop → closed-loop handoff speed. I do not want to use AUTO_HANDOFF; instead, I want to set a fixed handoff threshold (in Hz/RPM) that works unchanged…
    • Answered

  • MCT8329A: About I2C Communication

    Resolved
    Part Number: MCT8329A Hello support team all. My customer is currently having some trouble with I2C communication. There are many cases where data is interrupted while writing data to EEPROM. Especially when setting a long code, there are many cases…
    • Resolved

  • MCT8329A: REF_OFF2 and DUTY_OFF2 Settings in MCT8329A Linear Mode

    Part Number: MCT8329A Tool/software: Hi, I am currently using the MCT8329A in Linear Mode (REF_PROFILE_CONFIG = 0x01) to implement speed control according to the following conditions: 10% to 90% duty cycle → Speed varies from 8000rpm to 66000rpm…

  • MCT8329A: Intermittent start failure (~1 in 10) — LOCK_ILIMIT latch in MOTOR_IDLE

    Part Number: MCT8329A Hi all, I have an MCT8329A (configured over I²C / EEPROM) with an intermittent startup failure. About 1 start in 10 fails with a single audible "click" and no rotation. My current register set is attached. System Motor: 42…

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