PCI bus, the interface chip is the CH365 chip of Nanjing Qinheng Electronics, the CPLD chip is the XC9536 of Xilinx, and 4 273 chips and 4 374 chips are connected. The program in the XC9536 chip is wr...
The micro printer is powered by 5v, with a 26-wire double-row pin socket.The printer's input signals are DB0~DB7, and the 3.3v to 5v conversion chip 4245 is used.Do you want to connect the printer's o...
TI's TLV320DAC3202 is a high-fidelity, high-efficiency, low-power Class G headphone amplifier that integrates DAC and power. It has a static power consumption of 6.5mW and a channel SNR of 100dB (A). ...
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
The invention of the steam engine ushered in the first conversion of internal energy and mechanical energy for mankind, and the birth of the internal combustion engine at the end of the 19th centur...[Details]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and T...[Details]
Energy conservation and environmental protection are the main directions of current automotive technology research, and power batteries are the key to electric vehicle technology. Research on powe...[Details]
Some people believe that hybrid vehicles are just a transitional product, and the ultimate goal of developing new energy vehicles is electric vehicles. Therefore, China should skip hybrid vehicles ...[Details]
Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]
1. Electromagnetic compatibility design
Electromagnetic compatibility refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic env...[Details]
Modern communication equipment, portable electronic products, laptops, electric vehicles, small satellites, etc. generally use batteries as power sources and are widely used. However, the batteries...[Details]
At present, products in the field of monitoring generally focus on the field level, that is, the client/server (C/S) model is adopted, the purpose of which is to ensure the stability and reliability o...[Details]