For ease of understanding, output noise (including offset) is usually referenced to the inputs of the op amp or amplifier. In general, an output voltage of a given polarity referenced entirely to the ...
I want to port a com test program (from ARM platform to x86 platform), the compilation platform used is pb4.2 and evc4.0. After the source code (MFC program) is compiled, it can run normally on the ar...
[color=#444444][font=Tahoma,] I provide several ST motor vector variable frequency drive control demo boards IFN003V1 [color=#4298ba]PCB[/color] empty boards. This is a personal act, not for commercia...
[size=4] What's so good about the reset circuit?[/size] [size=4] Many people may think so. I believe that everyone knows how to use a simple RC reset. I have always thought so. Later, I saw the reset ...
The C16F73 microcontroller has two operating modes: HS, XT, etc. Do I need to set the program to select the mode? Or do I just need to select the corresponding peripheral circuit?...
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]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[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]
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]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]