[align=left][font=宋体]Use GL850G to expand 4 USB interfaces, 2 of which are designed as direct USB, and 2 of which are used with FT232 chip to realize the function of USB to serial port. In different U...
1. When drawing transistor (or other discrete components) symbols with protel99, do I need to add PIN pins with electrical hot spots? Or do I just need to draw the schematic symbols (and can I call th...
[color=#555555]Bosch's latest single six-axis inertial measurement element product: BMI160, built-in 16-bit acceleration sensor and 16-bit gyroscope, can track linear motion through acceleration, and ...
Hello everyone, I recently encountered a problem when working on an amplifier. How to convert the amplifier noise nv/HZ (1/2) into dBm? The signal I amplified comes from the RF mixer, and my intermedi...
One day my Z1 turned into this without warning, I was shocked at the moment, and after a closer look, I found that the battery was pregnant, and it actually pushed the back cover open.At this time, I ...
The hardware circuit principle is shown in Figure 1. In the specific design, each part should consider the anti-interference problem to minimize the impact of interference on the performance of the...[Details]
With the rapid development of computer technology, embedded image systems are widely used in office equipment, manufacturing and process design, medical, monitoring, sanitary equipment, transportat...[Details]
Over the past 15 to 20 years, automotive power MOSFETs have evolved from an initial technical topic to a thriving commercial sector. Power MOSFETs were chosen because they can withstand transient ...[Details]
Signal sources have developed to a very wide range today. We can classify them according to the frequency range: ultra-low frequency (0.1m～1kHz), audio (20Hz～20kHz), video (20kHz～10MHz), radio fre...[Details]
At present, the IEEE802.11 wireless LAN standard is widely used in voice communication, wireless office and other fields, but it is still mainly limited to wireless communication on general platfor...[Details]
I hope my mobile phone has more functions, I hope my digital camera is smaller, I hope my Walkman can listen longer... Consumers are always full of expectations for the performance of portable electro...[Details]
The full name of RFID is Radio Frequency Identification, which uses radio frequency to realize data transmission between programmable controller (PLC) or microcomputer (PC) and identification, ther...[Details]
On July 1 this year, the "Civil Airport Management Regulations" will be officially implemented. The new regulations put forward higher requirements for the safe operation of airports. At the same t...[Details]
The dual-field-of-view infrared optical system can simultaneously provide two images with different magnifications and fields of view. The large field of view in the system has a lower resolution a...[Details]
1 Introduction
Under the current situation of power shortage in my country, it is very important to monitor power to ensure safe use of power. The research and transformation of power grid...[Details]
Recently, the new version of the plasma collection management system developed by Shandong Jingyun Information Technology Co., Ltd. using Fujitsu PalmSecure palm vein identification technology was ...[Details]
1 Introduction
Heat flow, also known as heat flux density, refers to the amount of heat (vector) transferred per unit area per unit time. Its characterization is the amount of heat transfe...[Details]
Preface
EEG (Electroencephalography) is a spontaneous potential activity generated by brain nerve activity and existing in the central nervous system, which contains rich brain activity in...[Details]
Most of the current maritime radars in my country are imported radars with a short effective detection range. They are unable to identify signals when the signal-to-noise ratio drops to 3 dB. With ...[Details]
Mathematical models have always been helpful in determining the best compensation components for a particular design, however, compensating a WLED current regulating boost converter is slightly dif...[Details]
PCB Design
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