Learn how to create a functional paracord bracelet with a hidden USB drive built right in. A practical DIY project that combines style, survival utility, and everyday tech. #ParacordTutorial ...

Simple serial (virtual COM port) transmit and receive using BluePill (STM32F103C8T6). This also includes setting the line coding and forcing the host to re-enumerate USB on reset (otherwise it is not ...

STM32F103C8T6单片机最小系统板，尺寸31.54mm×40mm，非常小，适合嵌入到自己的项目中，34个IO口全部引出，间距设置好了，可以直插洞洞板，输入电压5V即可，SW调试引脚单独引出。 重画了一版，与原来没有太大区别，把所以电阻电容都换成0603封装的了。 程序下载 ...

Follow ZDNET: Add us as a preferred source on Google. Have a USB device near you? Look closely at the port -- do you see a color? It turns out that it actually means something. There's a standardized ...

Don't rely on the wimpy microphone built into your phone or laptop. Here's how to find the best USB (and XLR with USB) mics for content creation, gaming, podcasting, and recording music, including our ...

The best USB-C hubs add ports to your PC, providing connections to legacy peripherals like mice, keyboards, printers, or more. If you follow my advice, you shouldn’t pay that much, either. The very ...

Try shopping for a USB-C cable and you’ll no doubt be struck by the confusing disparities in cable pricing and performance claims. These are just cables, right? Can they really be that different? At ...

Speed of sound at 22 °C is 344 m/s. Sound travels 1 cm one way in just 29 us. Calculation: 0.01m / 344m/s = 29 us. But the sound travels from the sensor, hits the obstacle and goes back, therefore ...

STM32F103xx中等容量高性能系列，集成了工作频率为72 MHz的高性能Arm® Cortex®-M3 32位RISC内核、高速嵌入式存储器(高达128KB的Flash ...

此模块以 STM32F103C8T6 为主控芯片，板载STM32F103C8 最小系统、稳压电路、复位电路、XH 连接器、OLED 接口、电池座等。此模块将 GPIO 全部引出，方便用户开发和使用。 K2-6639DP-B4SW-04轻触开关电路结构：SPST-NO 触点额定电流：50mA @ 12VDC 按钮头类型：Standard 按钮 ...