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“RFID access to doors is great, but what if the tag gets lost or stolen? It gives any possessor unvetted access. I’ve used RFID tags for a long time but the inherent security of standard cards is the same …
“Have you ever counted how much time you spend on your phone a day? I counted and the result shocked me. I cannot even remember the last time I truly focused on sth without looking at my phone for 2 …
“This is a tutorial how to show you how to create analog style clock using Arduino and a small OLED display. There is also a video version of this tutorial. You will find the link at the end of this …
“This project starts in 2020 during pandemic lockdown, after that it have loong periods of dust collecting. Now is ready to start collect data and the code and the setup will be shared with the world! The setup is changed …
“Digital 60 led clock analog style with RTC DS3231 This is my first clock I made in 2004. I made the clock with digital ic’s. I used 4 bit shift registers, so I had to use 33 of them …
“USB 5V or 12V, Motion, Light, Temperature, Humidity & Pressure Sensors. NTP Sync, Web Interface for changing settings/time & wifi. The story Caution the PSU can output high DC voltages, can cause serious injury I’m a bit late to the …
“RGB Desktop clock using ATtiny85 and neopixel I wanted to make a customised clock for my desk. With the help of neopixel LEDs, I decided to build my own digital clock that is good enough to display the time while …
“How to control the VFD48 display with Arduino My son gave me this vfd48 display and I did not know what to do with it. I searched on the internet for solutions, but there was none with arduino. So a …
“An astronomical clock with 16 functions, with only three shift registers Years ago I ordered 12 7-segment displays. I wanted to make a clock that displayed the time and date. But it appeared that it took too much digital IC …
“Arduino LED clock with the DS3231 RTC clock and contrlled by a rotary encoder. Finally I was able to complete the Arduino LED clock with DS 3231 RTC module. This is checked few days and I found the clock is …