smart amp delay


Posted on Feb 6, 2014

This is implemented as a windows service that detects any power event (Suspend, Hibernate, Reboot, Shutdown) and can send a proper response to the control circuit (Heartbeat or Kill). The trigger is also controlled via Ignition Power so that the amp will shut off when the car`s ignition is turned off regardless of the status of the carputer or the


smart amp delay
Click here to download the full size of the above Circuit.

override switch. The communication between the device and computer happens via USB and emulated Serial protocol. When the delay is changed on the device, a new value is sent to the computer so that the service timer can adjust it`s heartbeat rate accordingly. By default, the service will send 2 heartbeats per delay value but that can be changed in the app. config. So far the solution has withstanded countless reboots and it always properly brings up the amp on restore.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Zener Diode checker
    Audio and Visual Telephone ringer
    Wiper speed controller
    Switch mode power supply
    Automatic Water Tank FillerCircuit Circuit
    Light Dimmers Projects & Circuits
    Simple PIC USB Interface Circuit
    Example Transistor Circuit with LEDs
    Tracking Transmitter
    Monostable circuit diagram of the use of video amplifiers and comparators



    Top