Is there any expert who has used W78LE516 chip? I have a problem now. I can't control the P1 port. I don't know why. I would like to ask for the advice of an expert. Thank you very much!...
[align=left][align=center][font=宋体][size=2][size=10.5pt]NetEase Guangdong Huizhou netizen [url=http://blog.163.com/lee88loy/][color=#0000ff][lee88loy][/color][/url]: Published on 2009-06-30 08:13:14[/...
My desk is too messy. I cleaned it up a few days ago. Today I found that several SD cards given to me by others were missing. What's worse is that some components I bought with my savings in the past ...
The M24LR64 is a standard I2C serial port with built-in EEPROM. pt] memory, can communicate with most microcontrollers or ASIC[/size][/font][font=宋体][size=10.5pt] chips. In addition, it also provides ...
Introduction address: http://www.seeedstudio.com/wiki/ ... 0%E5%8F%91%E6%9D%BFLinkIt ONE development board [size=0.8em][ English ]Contents [ hide ]1 Introduction
2 Specifications
3 Pin and Function Bl...
As medical equipment develops towards intelligence, miniaturization, serialization, digitization, and multi-functions, the logic control devices in medical equipment have also evolved from medium- a...[Details]
Introduction: Design of automated test systems
Challenges
To ensure the quality and reliability of products delivered to customers, test managers and engineers use automated test system...[Details]
In the development of high-stability lasers, real-time monitoring of the working state of the laser is an issue that needs to be focused on. This system realizes the high-stability laser temperatur...[Details]
Adding "intelligence" to measurement systems is becoming more common as 8-bit microcontrollers are inexpensive, widely available, and can be programmed using today's common high-level languages, su...[Details]
The overcurrent and overheating coordinated protection technology implemented by polymer positive temperature coefficient devices (PPTC) can protect motors, controllers and electronic components in...[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]
To help improve DC/DC conversion efficiency at lighter loads and higher frequencies, Schottky diodes can be integrated into MOSFET chips to form a single package to reduce power dissipation in the ...[Details]
summary
Theoretically explains how to set up a PFC boost regulator using a current sensing transformer with the UCC3817 control IC.
1. Schematic
The schematic diagram is show...[Details]
In order to meet the requirements of video systems, industrial and medical display and video transmission applications such as eliminating the limitation of long connection cables, increasing data ...[Details]
A well-designed electronic load is not designed just for use in the lab; it should be carefully designed and built to test actual power systems. This is true for military portable systems, such as ...[Details]
1. Introduction
The UCC28051 reference design is a 100W offline AC/DC voltage converter with power factor correction (PFC). This power module design is intended to illustrate how to proper...[Details]
At present, TPMS (tire pressure monitoring system) is mainly divided into two types, one is indirect type and the other is direct type. The direct TPMS system has been affected by its poor alarm ac...[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]
Abstract:
A single pulse secondary radar reply processor implemented with EPLD. Its main functions include: reply frame pulse detection, reply information decoding, assembling reply inf...[Details]
With the continuous development of the national economy, the application of variable frequency speed regulation devices is becoming more and more extensive. How to break the monopoly of foreign produc...[Details]