Data retention is a funny thing. Atmel will gladly tell you that the flash memory in an ATmega32A will retain its data for 100 years at room temperature. Microchip says …read more (https://hackaday.com/2023/12/21/how-do-you-test-if-an-eeprom-can-hold-data-for-100-years/)

Teardown Of FGM-148 Javelin Missile’s Guidance Computer
https://hackaday.com/2023/12/21/teardown-of-fgm-148-javelin-missiles-guidance-computer/

You know it’s a good teardown when [Michel] starts off by saying to not ask him where exactly he got the guidance section of an FGM-148 Javelin from. This shoulder-launched …read more (https://hackaday.com/2023/12/21/teardown-of-fgm-148-javelin-missiles-guidance-computer/)

Displays We Love Hacking: SPI and I2C
https://hackaday.com/2023/12/21/displays-we-love-hacking-spi-and-i2c/

I’ve talked about HD44780 displays before – they’ve been a mainstay of microcontroller projects for literal decades. In the modern hobbyist world, there’s an elephant in the room – the …read more (https://hackaday.com/2023/12/21/displays-we-love-hacking-spi-and-i2c/)

Bed Sensors Do More Than You’d Think
https://hackaday.com/2023/12/21/bed-sensors-do-more-than-youd-think/

Bed sensors do sort of sound like a gimmick — after all, who cares whether someone is occupying the bed? But if you think about it, that information is quite …read more (https://hackaday.com/2023/12/21/bed-sensors-do-more-than-youd-think/)

Making a Guitar Go to Eleven, The Hard Way
https://hackaday.com/2023/12/21/making-a-guitar-go-to-eleven-the-hard-way/

At the end of the day, all it takes to make a guitar go to eleven is a new knob. Making the knob is another thing — that takes a …read more (https://hackaday.com/2023/12/21/making-a-guitar-go-to-eleven-the-hard-way/)

VU Meter Built With Neat Graphical VFD Display
https://hackaday.com/2023/12/21/vu-meter-built-with-neat-graphical-vfd-display/

VFD displays are beloved for their eerie glow that sits somewhere just off what you’d call blue. [mircemk] used one of these displays to create an old-school VU meter that …read more (https://hackaday.com/2023/12/21/vu-meter-built-with-neat-graphical-vfd-display/)

Desalinating Water With the Sun
https://hackaday.com/2023/12/21/desalinating-water-with-the-sun/

Getting fresh water from salt water can be difficult to do at any kind of scale. Researchers have developed a new method of desalinating water that significantly reduces its cost. …read more (https://hackaday.com/2023/12/21/desalinating-water-with-the-sun/)

Zerowriter Promises Zero Distractions While Writing
https://hackaday.com/2023/12/21/zerowriter-promises-zero-distractions-while-writing/

As great as full-blown desktop computers may be for web surfing, gaming, and what have you, they are theaters of distraction when it comes time to write. And while there …read more (https://hackaday.com/2023/12/21/zerowriter-promises-zero-distractions-while-writing/)