Tag:Clock

  • Power system scheme for application of GPS timing system (time synchronization device)

    Time:2021-12-4

    Power system scheme for application of GPS timing system (time synchronization device)Power system scheme for application of GPS timing system (time synchronization device) Please do not reprint Jingzhun Electronic Science and technology articles. For reprint authorization, please contact VX \ (ahjzsz) prefaceIn recent years, with the improvement of substation automation level, computer monitoring system, microcomputer […]

  • STM32 watchdog details

    Time:2021-11-29

    1、IWDG 1.1 introduction to independent watchdog Iwdg (independent watchdog) can be used to detect and solve faults caused by software errors. When the counter reaches a given timeout value, it will trigger an interrupt or generate system reset The independent watchdog clock is its dedicated low-speed clock (LSI), so it can keep working in time […]

  • Detailed explanation of STM32 basic timer

    Time:2021-11-28

    The most basic function of timer is to deal with things regularly. For example, regularly send USART data, regularly collect ad data, regularly detect IO port potential, and output waveform through IO port. It can realize very rich functions. Timer is a very powerful peripheral. It is used in different industries in different ways and […]

  • Making analog clock using HTML, CSS and JavaScript (Beginner’s tutorial)

    Time:2021-11-28

    In this article, you will learn how to make an analog clock using HTML, CSS, and JavaScript programming code. Here I will show you how to make a simple analog clock. As you can see in the figure above, this is a very simple and basic design. You can extend it here. Here are the […]

  • Resolve windows PowerShell garbled code

    Time:2021-11-26

      Garbled code often occurs when using windows PowerShell. It’s very useful to find a method on the Internet. Record it. Go to control panel > > clock and region > > region > > Management > > change system locale > > check beta: use Unicode UTF-8 to provide global language support  

  • Using HTML5 canvas to draw clock code example sharing

    Time:2021-11-23

    HTML5 is powerful enough to achieve many functions. Drawing a clock is just a gadget. The picture pointer can be realized by CTX’s DrawImage. As for compatibility, there are many online solutions. This stuff is for playing, not for application. Learn the canvas API. Let’s show you the renderings first Implementation code Copy code The […]

  • Configuring clock synchronization for Linux

    Time:2021-11-21

    The default clock synchronization server of Ubuntu system is ntp.ubuntu.com, Debian is 0.debian.pool.ntp.org, etcLinuxEach distribution has its own NTP official server. In China, using these will have high latency, but it has little impact on clock synchronization. In some environments, such as intranet and cloud subnet, it is isolated from the Internet. At this time, […]

  • Use pure HTML5 to write the code sharing of a clock on a web page

    Time:2021-11-21

    What you need to know: The canvas tag is just a graphics container, and you must use scripts to draw graphics. Default size: 300px wide and 150px high; The getcontext () method returns an object that provides methods and properties for drawing on the canvas—— Gets the context object.Getcontext (“2D”) object properties and methods, which […]

  • STM32 SDIO details

    Time:2021-11-15

    1. SDIO introduction SDIO, full name: secure digital input and output, i.e. secure digital input and output interface. It is developed on the basis of SD card interface. It can be compatible with previous SD cards and connect SDIO interface devices, such as Bluetooth, WiFi, camera, etc. An important difference between SDIO and SD card […]

  • Cosid 1.0.3 release, universal, flexible and high-performance distributed ID generator

    Time:2021-11-11

    CosIdUniversal, flexible and high-performance distributed ID generator introduce CosIdIt aims to provide a general, flexible and high-performance distributed system ID generator. At present, there are two categories of ID generators:SnowflakeId(single TPS performance: 409w / s)Jmh benchmark)、RedisIdGenerator(single machine TPS performance (step 1000): 3687w + / SJmh benchmark)。 Update (1.0.3) Change: modify cosid redis to optional dependency […]

  • Pure CSS3 implementation of the running clock example code

    Time:2021-11-10

    Operation effect code implementation html <div id=”watch”> <div class=”frame-face”></div> <ul class=”minute-marks”> <li></li><li></li><li></li><li></li><li></li><li></li> <li></li><li></li><li></li><li></li><li></li><li></li> <li></li><li></li><li></li><li></li><li></li><li></li> <li></li><li></li><li></li><li></li><li></li><li></li> <li></li><li></li><li></li><li></li><li></li><li></li> <li></li><li></li><li></li><li></li><li></li><li></li> <li></li><li></li><li></li><li></li><li></li><li></li> <li></li><li></li><li></li><li></li><li></li><li></li> </ul> <div class=”digital-wrap”> <ul class=”digit-hours”> <li>23</li> <li>00</li><li>01</li><li>02</li><li>03</li><li>04</li><li>05</li> <li>06</li><li>07</li><li>08</li><li>09</li><li>10</li><li>11</li> <li>12</li><li>13</li><li>14</li><li>15</li><li>16</li><li>17</li> <li>18</li><li>19</li><li>20</li><li>21</li><li>22</li> </ul> <ul class=”digit-minutes”> <li>10</li><li>11</li> <li>12</li><li>13</li><li>14</li><li>15</li><li>16</li><li>17</li> <li>18</li><li>19</li><li>20</li><li>21</li><li>22</li><li>23</li> <li>24</li><li>25</li><li>26</li><li>27</li><li>28</li><li>29</li> <li>30</li><li>31</li><li>32</li><li>33</li><li>34</li><li>35</li> <li>36</li><li>37</li><li>38</li><li>39</li><li>40</li><li>41</li> <li>42</li><li>43</li><li>44</li><li>45</li><li>46</li><li>47</li> <li>48</li><li>49</li><li>50</li><li>51</li><li>52</li><li>53</li> <li>54</li><li>55</li><li>56</li><li>57</li><li>58</li><li>59</li> <li>00</li><li>01</li><li>02</li><li>03</li><li>04</li><li>05</li> <li>06</li><li>07</li><li>08</li><li>09</li> </ul> <ul class=”digit-seconds”> <li>20</li><li>21</li><li>22</li><li>23</li> <li>24</li><li>25</li><li>26</li><li>27</li><li>28</li><li>29</li> <li>30</li><li>31</li><li>32</li><li>33</li><li>34</li><li>35</li> <li>36</li><li>37</li><li>38</li><li>39</li><li>40</li><li>41</li> <li>42</li><li>43</li><li>44</li><li>45</li><li>46</li><li>47</li> <li>48</li><li>49</li><li>50</li><li>51</li><li>52</li><li>53</li> <li>54</li><li>55</li><li>56</li><li>57</li><li>58</li><li>59</li> <li>00</li><li>01</li><li>02</li><li>03</li><li>04</li><li>05</li> <li>06</li><li>07</li><li>08</li><li>09</li><li>10</li><li>11</li> […]

  • Cosid 1.1.8 release, universal, flexible and high-performance distributed ID generator

    Time:2021-11-6

    CosIdUniversal, flexible and high-performance distributed ID generator introduce CosIdIt aims to provide a general, flexible and high-performance distributed ID generator. Three types of ID generators are currently available: SnowflakeId : Single TPS performance: 409w / S Jmh benchmark, mainly solveClock callback problem 、Machine number assignment problemAnd provide a more friendly and flexible use experience. SegmentId […]