在本教程中，您将学习如何构建一个简单的串行16x2 LCD显示屏，该显示屏通过Arduino板仅用两根线控制。其背后的原理是由PCF8574 ...

Arduino library for the I2C LCD display, typical 20x4 characters. The library is inspired by the excellent New-LiquidCrystal library by F. Malpartida. Therefore the interface is kept quite identical, ...

About two years after the US Food and Drug Administration approved the first over-the-counter birth control pill in the United States, a new study suggests that many people who may not have had access ...

New generative AI models now pop up almost every week, and even unsophisticated fraudsters use them to generate convincing ID verification sessions at scale. That shift makes defense-in-depth—layering ...

The most difference to the original LiquidCrystal library from Arduino is that this library supports printf() functionality. When using PlatformIO and AVR, to support float you must add following line ...

Pendulum Instruments, the global expert in time & frequency measurement, analysis, and calibration, announces today the release of the new CNT-102 Multi-channel Frequency Analyzer. The CNT-102 is the ...

Today, We will review the Cytron Maker Uno RP2040 development board combining the Arduino UNO form factor with the Raspberry Pi RP2040 microcontroller that makes it programmable with the Arduino IDE ...

Man Searching frequency of radio stations on Modern Radio With Digital LCD Scale. Male hands hold portable radio displaying the frequency and scan FM range. Tuning receiver by lying on a couch at home ...

The following project is an update of Gary D. Patterson’s “Simplified CTC signals” in the July 1988 issue of MR. Bringing the project up to date was a large endeavour. The block control project now ...

If there’s anything more viscerally pleasing than seeing an eight-digit instrument showing a measurement with all zeroes after the decimal point, we’re not sure what it could. Maybe rolling the ...