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  1. 10-07-2013

    Thread: Reducing 12v DC to 0.5V DC no more than 1A draw

    by m_c
    Replies
    18
    Views
    48,496

    Re: Reducing 12v DC to 0.5V DC no more than 1A draw

    The setup suggested by Irving should do nicely then -
    9227
  2. 10-07-2013

    Thread: Reducing 12v DC to 0.5V DC no more than 1A draw

    by irving2008
    Replies
    18
    Views
    48,496

    Re: Reducing 12v DC to 0.5V DC no more than 1A draw

    The problem with just using a resistor divider is that the output volts will vary with input voltage, and the O2 sensor heater voltage may vary from 10v under cranking to 14.4v when charging from the...
  3. 31-03-2010

    Thread: Driver wiring to my computer for mach3 to control

    by irving2008
    Replies
    13
    Views
    44,925

    Re: Drive wiring in need of some help please

    So you should have 4 x CN2 connector (rectangular mulitpin)

    The diagram you need to look at is 'Position Control Mode' on page 20

    Step signal is on 32(+) 33(-) (PULSE)
    Dir signal is on 34(+)...
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