Dear experts, what is the process of layered serial port driver under CE? ? ? I read the information that it seems that the PDD layer has only one function [color=#FF0000]GetSerialObject[/color] which...
I just installed Embedded Visual C++ 3.0 on my XP system. After I selected the dialog-based MFC application framework, I wanted to compile and run to see the framework, but it failed to compile becaus...
[i=s]This post was last edited by Jacktang on 2019-10-10 21:35[/i]The state machine switching diagram of the terminal device during operation is as follows. This diagram comes from Figure 5 in the doc...
Some time ago, I bought a toy from Hasbro. Yes, it is the protagonist of today, Bumblebee. The manufacturer is really honest! It is indeed a toy... It is a toy no matter how you look at it... Oh... Th...
They say that if you use an amplifier to drive a capacitive load (Figure 1, CLOAD), a good rule of thumb is to use a 50 or 100 ohm resistor (RISO) to isolate the amplifier from the capacitor. This add...
When you open any smart electronic device, from an old TV remote to a GPS, you will find that almost all of them use at least one microcontroller (MCU), and many have multiple microcontrollers. MCUs a...
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[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]
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]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[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]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[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]
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]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]