I plan to make a double-sided board in Huaqiang, with 0.7mm vias and the thinnest line is 0.5mm. The PCB size is 4*5cm. Not a lot. About 3000 pcs. I don't really understand the functions of AOI and fl...
There is a new booterpack, which can actually be regarded as a mobile power bank. It includes the charging management BQ24210 and the power monitoring BQ27510. The structure is very simple, and I beli...
[i=s]This post was last edited by Shi Yu on 2014-8-17 13:41[/i] I don't play with 430 anymore. I gave away all my books last month. The board has been gathering dust for a long time. I need to save mo...
[i=s]This post was last edited by dontium on 2015-1-23 12:47[/i] [color=#000000][font=宋体][size=12pt]Many people occasionally use op amps as comparators. Generally speaking, this works when you just ne...
Using DM0265R, the 15V output is correct when no load is applied, but after adding load (a motor), the 15V output becomes more than 3V. The problem is that some boards are good, while others are fault...
For the selection of MCU , SCT12 2052/4052 can be used for learning , which is easy to program. If you want to make a micro-power-saving sparrow type, you can choose the MSP430 series....
Embedded systems are the replacement products of computer technology, communication technology, semiconductor technology, microelectronics technology, voice and image data transmission technology, and...[Details]
Until now, designers have faced a trade-off in ADC selection. Pipeline converters offer high resolution and wide dynamic range, but their power consumption is quite high. The alternative, discrete ...[Details]
No other sector is feeling the pressure for change more acutely than the healthcare industry. Healthcare organizations and services are desperate to reduce costs, but the challenge is to do so without...[Details]
Emulation Features
Emulation provides a set of standard operations for integration and debugging. Some of its main features are as follows:
BreakpointsA
common feature of emulatio...[Details]
WiMax technology needs to demonstrate its advantages in specific application scenarios in order to gain market recognition, which requires application testing to measure system performance para...[Details]
Portable devices with audio functions (such as portable media players and multimedia mobile phones) require long audio playback time, that is, long battery life. To extend the battery life of port...[Details]
1 Introduction
In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]
Preface
Phase-modulated pulse signals can achieve a large compression ratio. As a commonly used pulse compression signal, they are widely used in modern radar and communication systems. Wi...[Details]
1. Introduction
Rolling bearings are the most widely used general mechanical components in various rotating machines. Whether their operating status is normal often directly affects the perfo...[Details]
With a 31-step dimming range, existing LED drivers offer good dimming capabilities, providing smooth backlight boosting or dimming effects for LCD displays. However, when the end application involv...[Details]
introduction
Traditional electric actuators are easy to use and save investment, and have been widely used in production process control systems in the fields of electricity, metallurgy, petro...[Details]
Introduction
As a kind of biometric identification, fingerprint recognition has incomparable advantages in identity recognition over other means: human fingerprints are unique and stable; wit...[Details]
Abstract:
Online dynamic signature authentication is increasingly used in various fields, especially in banking and financial systems and personal identification. As the basis of online signa...[Details]
Siimpel announced that its MEMS-based silicon camera technology, SiimpelFocus SF9x, has been used in Motorola's newly released MING A1600 mobile phone. The MING A1600 is the industry's first mobile...[Details]
FSK (Frequeney-Shift Keying) uses carriers of different frequencies to transmit digital signals. FSK signals have the advantages of strong anti-interference ability and long transmission distance, and...[Details]
PCB Design
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