24373 Results for "《 예약문의 OIO≡⑧④89≡83O⑥》레깅스룸견적よ레깅스룸ago레깅스룸メ강남레깅스룸eighty 선릉레깅스룸κ선릉레깅스⒲레깅스룸メｃ선릉레깅스룸literary"

World's Slimmest NeoPixel LED Matrix
Details from World's Slimmest NeoPixel LED Matrix
I start off by designing the board in EasyEDA. As there are no premade footprints available, I had to make my own. I did this by modifying a regular footprint. I first make the pads square and move them outside of the PCB. Then I made a cutout in the...

The Alarm Clock with a 2-key deactivation sequence
Details from The Alarm Clock with a 2-key deactivation sequence
This alarm clock is basically a finite-state machine that works in two modes:If the alarm is not triggered it just displays the time using the RTC and an I2C led backpack to show the info (time can also be set using the keypad).When the RTC module triggers...

Atari Punk Console inside a proximity sensor case
Details from Atari Punk Console inside a proximity sensor case
Since I'm a total beginner in the musical/synth/stuff-that-makes-sound universe I wanted to try something easy to start learning how the basic "synth principles" works. To achieve that, the whole Internet itself seems to agree that the Atari Punk Console...

Raspberry Pi Digital Police Scanner
Details from Raspberry Pi Digital Police Scanner
***There is an update for this project using OP25 which works better. See the main projects page.*** Orhttps://hackaday.io/project/181529-raspberry-pi-op25Just for reference on the LCD Screen:3.5" touch screen:Part# MP13501https://www.waveshare.com/3.5inch-rpi-lcd-a.htm-------------------Commands...

ROM module for 6502 standalone computer
Details from ROM module for 6502 standalone computer
1. Hardware The circuit is very simple. As shown in the schematic, the 8 bit output of parallel interface is connected to an address input of the ROM. Since the 2716 has 11 bit address line, rest of 3 lines are connected to bank selector switches....

Fully manual PROM programmer
Details from Fully manual PROM programmer
Detail As shown in the schematic, the address toggle switches, the data switches, and the LEDs are connected to the PROM device directly. Vpp +24V is supplied by DC/DC converter. Since the PGM signal need 50ms single pulse, a one-shot multi vibrator...

Si⅃O - USB-C OPEN SOURCE POWERBANK
Details from Si⅃O - USB-C OPEN SOURCE POWERBANK
For some time now I have been looking for an open source USB-C Powerbank. I didn't find it so I started my first project. Preliminary characteristics: 1 quality USB-C connector USB Power Delivery 3.0 dual roleCertified integrated solutionSource, 5 to...

The Ultimate Birdfeeder
Details from The Ultimate Birdfeeder
Added another ESP32 Cam to remote monitor the birdfeeder when we are away. It sends an email with a 1600X1200 picture of the birdfeeder attached every 1/2 hr when it's bright enough to a dedicated email. A light sensor is used to stop sending pics when...

Automated Cafetière
Details from Automated Cafetière
After many years of planning, research and thumb twiddling, behold the Automated Cafetière.5kg seems to work well even with a very stiff brew - just about overcomes the stiction for a nice slow squish.

Home environment monitoring system
Details from Home environment monitoring system

open eyewear project - free eyewear for all!
Details from open eyewear project - free eyewear for all!
So here's the deal:Circa 2012/2013, I'm playing paintball in a big scenario games called Fulda Gap out in Hickory, NC. It's a nice 20 degree morning and we want to go shoot each other in the woods like any normal adult male with a nervous tick....

The Visual Ear
Details from The Visual Ear
A search for related projects I always start out new projects be making sure I don't re-invent the wheel. A quick check of ongoing Hackaday (and other) projects returned many examples of visual spectrum analyzers. Some of them are simple LED strips,...

MORPH_ESP240
Details from MORPH_ESP240
A powerfull dev board with the ESPRESSIF™ ESP32-S2®, a high resolution display, a RGB LED, a battery charger and a bunch of GPIOs. There are many ESP32 board on the market but very few with the new ESP32-S2 which handles USB communications, new...

7.4" E-Ink Shelf Label used as a Weather Station
Details from 7.4" E-Ink Shelf Label used as a Weather Station
The e-paper technology looks perfect for periodic update information boards, such as door message sign or a custom weather display. And I want one with an atmospheric pressure graph, but not a little 2-inch display. I want a roomy...

Lets Go VGA: A PC FPGA Video Card
Details from Lets Go VGA: A PC FPGA Video Card
Well, what am I doing here? I am certainly not setting out to create an open source video card and sell a lot of them, because those have failed multiple times. But, I know FPGAs sufficiently to put together a video card IP, and demonstrate it using...

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