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  2. Watchdog timer - Wikipedia

    en.wikipedia.org/wiki/Watchdog_timer

    A watchdog timer (WDT, or simply a watchdog), sometimes called a computer operating properly timer (COP timer), [1] is an electronic or software timer that is used to detect and recover from computer malfunctions. Watchdog timers are widely used in computers to facilitate automatic correction of temporary hardware faults, and to prevent errant ...

  3. Command Loss Timer Reset - Wikipedia

    en.wikipedia.org/wiki/Command_Loss_Timer_Reset

    The Command Loss Timer Reset, if it is not received in a timely manner by the spacecraft, generally forces the spacecraft to engage in safety and self-protection procedures. Command Loss Timer Reset systems involve both hardware and software, whereas watchdog timers are essentially hardware-only affairs.

  4. Nano-RK - Wikipedia

    en.wikipedia.org/wiki/Nano-RK

    Watchdog Timer support – Watchdog is a software timer that triggers a system reset action if the system hangs on crucial faults for an extended period of time. The watchdog mechanism can bring the system back from the nonresponsive state into normal operation by waiting until the timer goes off and subsequently rebooting the device.

  5. Polling (computer science) - Wikipedia

    en.wikipedia.org/wiki/Polling_(computer_science)

    A poll message is a control-acknowledgment message.. In a multidrop line arrangement (a central computer and different terminals in which the terminals share a single communication line to and from the computer), the system uses a master/slave polling arrangement whereby the central computer sends message (called polling message) to a specific terminal on the outgoing line.

  6. Talk:Watchdog timer - Wikipedia

    en.wikipedia.org/wiki/Talk:Watchdog_timer

    watchdog timers are a special kind of watchdog, as there are also, e.g. challenge-response watchdogs, time-frame watchdogs, etc. watchdog are a special kind of supervisor. in a hardware design a supervisor is a contraption that supervises the functionality of the device and executes a defined procedure when it detects a failure. a superviser ...

  7. Apache Mynewt - Wikipedia

    en.wikipedia.org/wiki/Apache_Mynewt

    Programmable timers; System time; Semaphores; Mutexes; Event queues; Memory management (allocation): dynamic (heap) and pool; Multi-stage software watchdog timer; Memory or data buffers, to hold packet data as it moves up and down the networking protocol stack; Other features and utilities include:

  8. 37 Things You Should Stop Paying for ASAP - AOL

    www.aol.com/finance/37-things-stop-paying-asap...

    Computer Software Many software programs cost a pretty penny, but there are often open-source alternatives. Rather than keep paying for subscriptions, search online for free software.

  9. WDC 65C265 - Wikipedia

    en.wikipedia.org/wiki/WDC_65C265

    The W65C265S consists of a fully static W65C816S CPU core, 8 KB of ROM containing a machine language monitor, 576 bytes of SRAM, a processor cache under software control, eight 16-bit timers with maskable interrupts, an interrupt-driven parallel bus (PIB), four universal asynchronous receiver-transmitters (UARTs), a watchdog timer that fires a ...