9001KR8B

HC_SR04 is a widely used ultrasonic ranging module. The module diagram is as follows The module has four pins, namely VCC GND TRIG ECHO, where VCC GND is the power supply pin TRIG is the ranging tr...[Details]

For some time now, many engineers and developers have been discussing the future of embedded processor architectures. While there are clear leaders in the embedded chip architect...[Details]

It is reported that the OnePlus 7T Pro may be equipped with a Snapdragon 855+ processor and have a wireless charging function. In addition, according to the current Android Q adaptation process, it i...[Details]

The range and model selection of ground resistance tester mainly introduces the conventional range and model selection method of ground resistance tester in ground resistance measurement. If you need...[Details]

I just got the board and successfully burned the system according to the steps in the manual, o(￣▽￣)d, let me share it. The compilation environment of Android 4.4.4 is to download the source code c...[Details]

HBled (high brightness light emitting diode) is the fastest growing light source in the world, with a luminous efficiency of 35-50Lm/W, exceeding that of incandescent lamps and halogen lamps. After im...[Details]

Introduction With the development of science and technology, low-voltage power carrier meter reading terminals have been widely used in various industries of the power industry, saving manpow...[Details]

Scanning Method 1) Scan row by row and column by column (K6 is pressed) For example, if K6 is pressed, how do we know which one is pressed? First, row 0 outputs low level 0, other rows output ...[Details]

　　Acoustic image recognition of tire and exhaust noise at 50 km/h and 1,904.3 Hz 　　“We chose NI hardware that is compact and DC-powered to provide power to the microphones in the array.” 　　- Samir N....[Details]

Recently, the appearance of OPPO's new phone was exposed on the website of the National Broadcasting, Television and Communications Commission (NBTC), the telecommunications regulator of Thailand. It...[Details]

When it comes to smart home, many people think of Xiaomi first. Indeed, Xiaomi is doing very well in the field of smart home. There are many smart home manufacturers on the market. In the past year, ...[Details]

O Introduction Z scanning is a method used in optical nonlinear measurement. This method can be used to measure the size, positive and negative, and nonlinear absorption coefficient of the nonl...[Details]

        The turbine flowmeter is a velocity meter. This type of flowmeter has the advantages of high accuracy, good repeatability, easy construction, few moving parts, high pressure resistance, wide m...[Details]

All are direct current and are used differently according to different requirements. The best linear power supply is the one that outputs linear direct current, which can be used in high-requirement ...[Details]

With the rapid transformation of the automotive industry towards intelligence and electrification, autonomous driving technology has become an important direction for future ...[Details]