1. ponas.jonas

    How to control a linear drive motor using PWM

    I am trying to control a linear drive motor with a built-in encoder. I am using a motor driver to move the linear motor. I have calculated a PWM signal for a PWM frequency of 1kHz and a duty percent of 50% with the following values: Internal Clock = 180 MHz Prescaler = 180 Arr register...
  2. ponas.jonas

    [Solved] Motor’s Built-in Encoder Home Indicator Doesn’t Seem to Work

    I am playing around with an optical encoder built into a linear drive motor. There is a wire that is described as "Home indicator, TTL, Active high". I have connected it to PA4 on my Nucleo-F446RE (STM32), have set it to "GPIO_input" and have set the GPIO to "Pull down". I am trying to read...
  3. K

    Quartus II 13.1 - Web Edition question

    hi I try to connect to Cyclon IV dev kit with Quartus II 13.1 (64-bit) Web Edition I wrote a simple LED blink code and saved it. a. I have 2 pins clk (in) and LED (out) but in the window I can see them and its blank, is there a way to auto populate this list to choose each one config...
  4. E

    Identification of an Uninterrupted Power Supply's Integrated Circuit.

    Hello everyone, I de-soldered a 24-pin IC from an old Uninterrupted Power Supply's board. However, I haven't been able to find a datasheet or even information about the manufacturer on the almighty internet so far. Here's what I've been able to find out from looking at it closely: What I...
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