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534 Results for "『 모든문의 OIO=5793=7458 』 선릉셔츠룸㈄ 『 모든문의 OIO=5793=7458 』 Ηcake²셔츠룸테란강남셔츠룸デwriter 셔츠룸테란강남셔츠룸 선릉셔츠룸⒁셔츠룸사이즈┲exhausted⅔"

  • Sony Minidisc Namer
  • Details     from Sony Minidisc Namer
  • I recently starting messing around with "physical" audio media again, like back in my youth. A recent purchase was a Sony Minidisc player (for those that are to young, think a cross between a CD writer and MP3 player with tiny discs).  Like a CD...

  • PERSEUS-9 2023 Update
  • Details     from PERSEUS-9 2023 Update
  • 1. Application software 1-1. Planet position calculation program I have made an application program for PERSEUS-9 to determine the coordinate positions of the planet's geocentric distance and right ascension and declination on any given day...

  • Z80 Microcomputer System
  • Details     from Z80 Microcomputer System
  • The heavy lifting is done by an ATmega324PA, which generates the video, interprets the PS/2 keyboard scancodes and provides a serial interface. It is clocked at 27MHz. This frequency was chosen because it can provide correct timings for both NTSC and...

  • Z80 Microcomputer System
  • Details     from Z80 Microcomputer System
  • The heavy lifting is done by an ATmega324PA, which generates the video, interprets the PS/2 keyboard scancodes and provides a serial interface. It is clocked at 27MHz. This frequency was chosen because it can provide correct timings for both NTSC and...

  • OCXO Sensitivity Measurement
  • Details     from OCXO Sensitivity Measurement
  • For my GPSDO project I’ve opted for a Piezo 2940210 VCOCXO at 10 Mhz. There is a dearth of information on this particular module available online.(A notation notation: I utilize “E” notation to indicate orders of magnitude; thus 1.5E-6...

  • LED Matrix Fairplay hack
  • Details     from LED Matrix Fairplay hack
  • Using an old Fairplay Scoreboard LED matrix to display scrolling messages (one of which was also for the kiddos birthday, scrolling "HAPPY BIRTHDAY")A PIC 16F870 was used for the controller.  The factory controller was ditched as I was unsure how...

  • VFD and Keypad re-use
  • Details     from VFD and Keypad re-use
  • I recently picked up an old DVD player from the side of the road - a Pioneer DV-363 - mainly for recycling parts.  Upon opening I found the VFD display and half the keypad sat on a separate PCB, and used a basic serial interface.  I thought...

  • Digital Wind Up Music Box
  • Details     from Digital Wind Up Music Box
  • Features:Wind up rotary encoder with wind up clicking sound effect.External input for button or other trigger mechanismDeep sleep mode when not playing to conserve battery for many years of life on 2 AA batteriesCan hold about 3 - 4 minutes worth of...

  • Arduino-based Dahlander switch
  • Details     from Arduino-based Dahlander switch
  • Dahlander motor switch replacement© J.N. Simonnet – March 2014Problem statementThis design is intended as a replacement for a 3-position switch doing 0/3000rpm/6000rpm/0 on a Lurem wood machine[1]. This switch is natively equipped with a mechanical...

  • Fourbit
  • Details     from Fourbit
  • Since I was born in mid-eighties, I've never experienced real 74xx build. Few gates here and there was common, but lager designs were practically unneeded - as microcontrollers, CPLDs or FPGAs replaced need for such as work. But my possession in vintage...

  • Inexpensive Arduino DMX Tester
  • Details     from Inexpensive Arduino DMX Tester
  • The Input Commands:I wanted to use a 4 x 4 (16) button key pad to input all the commands with a simple / easy to remember protocol (format).Here is the basic command format:Channel@IntensityStart Channel-End Channel@ IntensityHere is the actual input...

  • ramanPi - Raman Spectrometer
  • Details     from ramanPi - Raman Spectrometer
  • Welcome to the hackaday.io project page for the ramanPi! The ramanPi is a raman spectrometer that I decided to build back in April of 2014 because I needed one for another project and could not afford the tens of thousands of dollars a commercial product...

  • Bicycle Drummer
  • Details     from Bicycle Drummer
  • My son likes riding his bicycle as fast as he can. He looks at his tiny cycle computer to see the max speed he reached. A few weeks ago, this low cost speedometer stopped working. This speedometer uses a reed switch + magnet to detect the wheel...
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