[p=30, 2, center] I had nothing to do recently, so I made a simple thing with LPC812. When debugging the watchdog, I found a strange problem: When assigning values to the watchdog registers, I found t...
[b]Introduction[/b] The long-term use of LED clock display will produce a certain cumulative error, so it needs to be corrected after a period of use. However, large-screen clock displays are usually ...
[i=s]This post was last edited by dcexpert on 2018-4-7 18:06[/i] In order to test the function of RTC, a super capacitor was added to the first version of pyboardCN to power VBat. A 0.22F super capaci...
In FPGA design, addition, subtraction, and multiplication are described using Verilog HDL language. It is very simple, directly +, -, *, without any doubt, but the bit width of the signal in the calcu...
[size=2]I have played with Ansys software for a few days and found it quite interesting and helpful. Judging from the online charges, it is also good for commercial use. In the following articles, I w...
[i=s] This post was last edited by ligongxiaobie on 2014-10-31 10:35 [/i] [color=#ff0000] Now a new phenomenon has appeared. A board can be programmed using JTAG. CONF_DONE is also set high, and the n...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
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 to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[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
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]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[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]
UDN2916LB is a two-phase stepper motor bipolar driver integrated circuit launched by SANKEN. It can drive dual-winding bipolar stepper motors and is particularly suitable for controlling dual-step ...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]
The rapid development of the automobile industry has promoted the progress of global machinery, energy and other industries, as well as the development of economy, transportation and other aspects,...[Details]
NXP MCU
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