I cannot install Ware and Grace from the App Center. It’s been three days, and every time I try to install it, an error occurs halfway through. The error is always the same (PS: all antivirus and fire...
FPGA and SJA1000 use SN74ALVC164245 for level conversion. AD0-AD7 of SJA1000 is connected to 1B1-1B8 of SN74ALVC164245, and 1DIR controls the direction. ALE, CS, WR, RD, and MODE of SJA1000 are connec...
Chapter 2 Principles of ADC and DAC 1. Conversion Principle Digital quantity is represented by combining codes according to digits. For weighted codes, each code has a certain bit weight. In order to ...
I hope EEWORLD will set up a group and add all the members who bought Friendly Arm to the group. If you have any questions, you can communicate with each other. At the same time, Friendly Arm will pro...
FPGA (EP1C3T144) serial communication I send any data received 00, I changed the device settings, set a configuration device EPCS1 on the FPGA, and set the unused input pin to tri-state, the result is...
/************************************************ Program function: MCU controls the buzzer to play the song "Wish you peace" ---------------------------------------------- Dip switch setting: turn th...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
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]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[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]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]