Hitachi Ltd. has recently developed a new epoxy resin with a thermal conductivity of up to 7W/m·K, which is close to the level of ceramic materials. At the "Nikkei Nanotech Business Fair" held at the ...
[size=4]Notice: From the release of this announcement, the old Q&A list system will be invalidated and the rules of this post will be adopted. These rules will be implemented immediately and will be i...
A strange phenomenon was discovered these days when using 432's serial port DMA: when the defined DMA receiving array lengths are different, receiving anomalies may occur! Let's make a simple summary ...
[size=4]Do not use DSP/BIOS to allocate space for the destination address of the EDMA channel of VPort. You can use the malloc function to place malloc on the SDRAM expanded by DM642. This can be achi...
This popular article is forwarded to let novices understand the protection board, how to choose the protection board that suits them, and understand several interfaces of the protection board, so as t...
1. Hardware Description Features: 1. Support Direct Slave function. Through PCI bus, CPU directly accesses local bus. 2. Directly supports ISA bus, providing the simplest solution for ISA->PCI. 3. Sup...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
In recent years, with the increasing maturity of LED technology, LED light sources have been increasingly widely used due to their advantages of using low-voltage power supply, low energy consumpti...[Details]
introduction
Temperature and humidity are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]
1. Project Introduction
Beijing Benz-Daimler Chrysler Co., Ltd. is a joint venture between Beijing BAIC Group and Benz-Daimler Chrysler. In October 2005, it started to build a new automobile ...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
System Block Diagram
The system uses DSP56F826 chip as the core control module and CMOS digital image sensor chip. The image acquisition resolution can reach 640×480 pixels. When high-re...[Details]
The situation of "excessive neutral current" mentioned here means that when the three-phase load is balanced, the neutral current is still too large, and the neutral current is more than 1.5 times ...[Details]
The Challenge:
Created to monitor the pulp production process in large paper mills to save energy and reduce costs.
The Solution:
To increase throughput, save energy, and op...[Details]
1 Introduction
The development of fieldbus technology has made a big step forward in the process of control systems from closed to open. Open control systems based on fieldbus have begun to enter th...[Details]
The Cirrus CS485xx DSP family provides high-performance post-processing and mixing of digital audio. Dual clock domains provided on the PCM input allow mixing of audio streams with different sampli...[Details]
The MCS-51 microcontroller has two timers/counters
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When they select the counting mode, a negative transition on the T0 or T1 pin will cause the T0 or T1 counter to count by 1. Therefore...[Details]
Analog electronics
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