True crime. Real justice. "48 Hours" is the one to watch on Saturday nights. 10/9c: The Journals of Maria Muñoz: A young wife and mother dies unexpectedly with a strange mix of drugs in her system.

4、转矩大：步进电机的转速和扭矩与电流的大小成正比，因 最近学习步进电机的驱动原理，照着教材自己实践了一下用ULN2003驱动28BYJ-48两相5线步进电机，可以正常转动。手头有一个旧光驱，拆开发现里面有三个电机，其中有一个控制激光头寻迹的两相四线步进 ...

Arduino TM16xx library for LED & KEY and LED Matrix modules based on TM1638, TM1637, TM1640 and similar chips. Simply use print() on 7-segment and use Adafruit GFX on matrix.

Expose GPIO modules (Raspberry Pi, Beaglebone, PCF8754, PiFace2 etc.) and digital sensors (LM75 etc.) to an MQTT server for remote control and monitoring.

The LG C4 is our top pick as the best 48-inch TV you can buy today. It takes the place of its predecessor, the LG C3, which is still available. Although the C3 is available for cheaper ...

The 48 hour Surface Analysis map shows current weather conditions, including frontal and high/low pressure positions, satellite infrared (IR) cloud cover, and areas of precipitation. A surface ...

12月5日，汽车制造商Stellantis与美国高性能电池开发商Zeta Energy宣布了一项联合开发协议，旨在推动电动汽车电池技术的发展。该合作旨在开发具有突破性重量能量密度的锂硫电动汽车电池，同时实现与当今锂离子技术相当的体积能量密度。 对于客户而言，这意味 ...

From reasonably priced mid-range sets to the very best on offer from top brands such as Samsung and LG, you’ll find something for your tastes in this size bracket. Our expert reviews uncover the ...