This article clearly points out the issues related to humidity in printed circuit boards. This is a precise article about reducing the effects of moisture on any type of printed circuit board. From ma...
[i=s]This post was last edited by qwqwqw2088 on 2019-1-7 08:56[/i] [size=4] Among commonly used electronic components, capacitors are the most complex in terms of types and specifications. In particul...
NXP Rapid IoT kit integrates low-power Bluetooth LE function. In the post [url=https://en.eeworld.com/bbs/thread-1068013-1-1.html]Hello Sensor[/url], we implemented a function that uses AMS TSL2572 El...
1. What is a matrix keyboard? A matrix keyboard is a keyboard group with a matrix-like layout used in the external devices of a single-chip microcomputer. Since more external inputs are needed in cir...[Details]
Untethered dead reckoning provides a previously unavailable method of car-based navigation. Whether driving in tunnels, high-rise cities, or multi-story parking lots, UDR can provide continuous navig...[Details]
Since LED power supplies and drive circuits are easily damaged by overcurrent shocks and short-circuit faults, protection measures for various fault conditions should be fully considered in the des...[Details]
iic interface, GPIO1 needs 3.3V to 5v module. The program has been debugged and can be used. The serial port outputs crystal 11.0592 and the baud rate is 9600. SCL=P0^6; iic interface needs 3.3V to 5...[Details]
According to Chongqing Liangjiang New District, the unmanned cleaning boat, a technology product independently developed by Northwestern Polytechnical University, successfully entered Mingyue Lake in...[Details]
Current measurement method There are two main methods of measuring current: one based on electromagnetism, associated with the early moving-coil (D'Arsonval) meters, and the other based on electricit...[Details]
Introduction The driving timings of CCDs of different manufacturers and different models are different. In addition, the volume, cost and flexibility requirements for different performance and diff...[Details]
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007.ASM
Wiring: P0 port connects to digital tube,
P2 port connects to matrix keyboard
Use timer interrupt, if there is no oper...[Details]
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technology has become an importan...[Details]
1. Relationship between total harmonic distortion THD and power factor PF
There are many on the market
Figure 1
The rectifier diode of this circuit conducts only when the input A...[Details]
Intelligent networking and autonomous driving are reshaping the automotive industry, with more and more innovative technologies and products being applied to cars. Li Yuwei, Director of the Sustainab...[Details]
The magnetic circuit is similar to the electric circuit, and the magnet and the power supply can be compared. Only the thickness is increased, and the magnetic flux corresponding to the residual ma...[Details]
On November 14, Qualcomm announced the launch of two connectivity modules, QCC74xM and QCC730M, for IoT applications such as smart homes and smart appliances. These two modules are now available fo...[Details]