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  2. List of Arduino boards and compatible systems - Wikipedia

    en.wikipedia.org/wiki/List_of_Arduino_boards_and...

    Upgraded from Seeeduino Stalker V3.0 Lower power consumption (down to 100uA in sleep mode) Extra toggle switch for X-bee area 2 extra toggle switches for selecting the INT pin connected to RTC 3.3 V and 5 V dual mode evive: ATmega2560 [31] STEMpedia: Built on top of Arduino MEGA 2560 R3. [66] Designed for STEM educational, and prototyping purpose.

  3. Toggle switch (widget) - Wikipedia

    en.wikipedia.org/wiki/Toggle_switch_(widget)

    An animated toggle switch widget, demonstrating the ambiguous state problem. Early research on touchscreen interfaces has identified usability issues with toggle switches. [2] A common problem is ambiguous state indication: for example does the label "on" indicate the current state of the switch or the resulting state after interacting with it.

  4. Power symbol - Wikipedia

    en.wikipedia.org/wiki/Power_symbol

    IEC 60417-5007, [6] the power-on symbol (line), appearing on a button or one end of a toggle switch indicates that the control places the equipment into a fully powered state. (1 or | means on.) IEC 60417-5008, [7] the power-off symbol (circle) on a button or toggle, indicates that using the control will disconnect power to the device. (0 or ...

  5. Flip-flop (electronics) - Wikipedia

    en.wikipedia.org/wiki/Flip-flop_(electronics)

    Flip-flops and latches can be divided into common types: SR ("set-reset"), D ("data"), T ("toggle"), and JK (see History section above). The behavior of a particular type can be described by the characteristic equation that derives the "next" output ( Q next ) in terms of the input signal(s) and/or the current output, Q {\displaystyle Q} .

  6. Switch - Wikipedia

    en.wikipedia.org/wiki/Switch

    A toggle DIP switch with four inputs and outputs Bank of toggle switches on a Data General Nova minicomputer front panel Toggle switches with the shared cover preventing certain forbidden combinations. A toggle switch or tumbler switch is a class of electrical switches that are manually actuated by a mechanical lever, handle, or rocking mechanism.

  7. Motion detector - Wikipedia

    en.wikipedia.org/wiki/Motion_detector

    An active electronic motion detector contains an optical, microwave, or acoustic sensor, as well as a transmitter. However, a passive contains only a sensor and only senses a signature from the moving object via emission or reflection. Changes in the optical, microwave or acoustic field in the device's proximity are interpreted by the ...

  8. Output signal switching device - Wikipedia

    en.wikipedia.org/wiki/Output_Signal_Switching_Device

    The device usually acts as the interface of a sensor (such as a light curtain), designed to signal a safety-related event, typically when the light curtain beam's being "broken". OSSD signals are the outputs from the protective device (light curtain or scanner) to a safety relay .

  9. Light switch - Wikipedia

    en.wikipedia.org/wiki/Light_switch

    A toggle light switch Internal components of a toggle switch. The toggle mechanism provides "snap-action" through the use of an "over-center" geometry. The design was patented in 1916 by William J. Newton and Morris Goldberg. [2] The switch actuator does not control the contacts directly, but through an intermediate arrangement of springs and ...