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3147 Results for "∇ 최저가 Ò1Ò《⑤⑦93》74⑸⑻ ∇뉴테란셔츠룸Ζ삼성동뉴테란scorn뉴테란셔츠룸강남뉴테란선릉뉴테란always 삼성동뉴테란ㆂㅣ뉴테란셔츠룸swiftly"

  • Parts list

  • Magnets - each clock needs 8  https://www.amazon.com/gp/product/B097HBZ39T/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&psc=1 Rubber Bands https://www.amazon.com/dp/B07849G52M?psc=1&ref=ppx_yo2ov_dt_b_product_details Aligator clips  (used to...
  • First meeting

  • The clock can be built in 4 or 5 meetings with kids.  Recommend ages 10 - 18.  Younger kids will need more help.  One person can handle 8 - 10, with more you will need some help First meeting     1.  I talk about what an...
  • Second meeting

  • Second meeting   1.  Hand out the Arduino, RTC module, wires, alligator clips, USB power block and USB cable 2.  I ask them how we are going to have the Arduino control the meters ?  I explain what PWM signal is and how we can use...
  • Third meeting

  • I recommend splitting the group up into two sections.   A lot of prep work is required for this meeting.  You need to have milled all the faceplates (hours and min), I made a couple of extras.  The plywood boxes also need to be lasered...
  • Fourth meeting

  • If you were able to get all the magnets glue in at the third meeting everything will be wrapped up at this meeting.  If you were not able too, then we will need to have a short fifth meeting. I do the same steps as the Third meeting.  Skip...
  • Fifth meeting

  • We are going to put shellac on the box.   1.  Again give everyone wax paper and set of rubber gloves 2.  I use Bulls Eye Shellac Clear.   3.  I use a paper tower to spread it around. 4.  Have them do each side.  They...
  • CODE

  • #define FASTLED_ALLOW_INTERRUPTS 0 #include FASTLED_USING_NAMESPACE #define DATA_PIN D0 #define NUM_LEDS 15 #define MAX_POWER_MILLIAMPS 500 #define LED_TYPE WS2812B #define COLOR_ORDER GRB //////////////////////////////////////////////////////////////////////////...
  • Part 3 - PCB Schemati

  • The schematic is quite easy. The basic configuration of the ESP32 chip with pullups to 3.3V for Enable and RST pins. The converter module give us 12V so we connect that in series with the AMS1117 regulators of 5 and 3.3V. The Relay circuit is simple....
  • Part 5 - Website + Database

  • Please check my previous tutorial about IOT with the ESP32 in order to understand more because I won’t go over those steps again. In the video below you learn how to make the website, the database, the internet connection and so on. Follow...