Masters! I have a problem. I want to develop a program to read IC card reader on Arm board. IC card reader provides Windows.dll driver. There are three files: Mwic_32.dll, Mwic_32.lib, Mwic_32.h. I fi...
For example, if I want to get an 8MHz MCLK or SMCLK, when I use XT1 or the internal REFCLK as the reference source and multiply it through the FLL frequency-locked loop, I change the value of FLLN and...
The course of single-chip microcomputer application system is one of the main courses of electrical majors at present. It is very practical. For college students, classroom teaching alone is far from ...
My system is based on 8051 microcontroller, with 32K SRAM expansion, and its address space is 0x0000-0x7FFF, so only 15 address lines are needed. I use A15 (P2_7) as chip select signal, and expand 2 I...
I have a 2.4G wireless audio and video transmission module with an output power of 17dB. The transmission distance is not far. I want to add a power amplifier circuit at the back end. As for the dista...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
The automotive power electronics market has grown rapidly as comfort and active safety features become more common. As traditional mechanical functions shift to electronic applications, the demand ...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
Today, automakers are integrating more and more complex electronic systems into cars. Allied Business Intelligence predicts that annual sales of the automotive semiconductor market will rise from $...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
1 Introduction
The function of the material transport vehicle is to lift the mixed finished materials into the finished material storage bin. In the early mixing equipment, the material transpo...[Details]
High-definition video surveillance has developed rapidly in recent years, mainly to solve the problem of unclear "details" in normal monitoring. Some cities use high-definition television surveilla...[Details]
0 Introduction
In microwave, radar, radio and television, and communication systems, the problem of coupling RF power is often encountered. A directional coupler is a directional power divide...[Details]