FR5969 has an AES module, which is very convenient to use. Simply put, write the data and then read it out to complete the encryption (decryption) work! 1. Composition of the AES module:The control re...
It is necessary to make an instrument power supply. When connected to 220V, the battery is charged and driven to work together. When the 220V is disconnected, the battery provides power to drive the i...
I made a small board with PIC16F873A, and connected port B and port A to 4-digit digital tube. Port A scans 4 bits, but when it reaches bsf port A, 4, port A, 4 does not output high level. I have sele...
NXP Rapid IoT integrates a variety of sensors, mainly including these components:ENS210 humidity and temperature CCS811 air quality FXOS8700CQ accelerometer and magnetometer FXAS21002CQ gyroscope MPL3...
[size=3] I want to ask the experts, how to achieve high-density wiring when wiring PCB? There is almost no space after placing the components on a small board. When laying 2 layers of boards, sometime...
Recently I was working on the OV9655 module. The SCCB interface happened to be compatible with the I2C interface. I also happened to have an AT24 memory with an I2C interface, so I debugged it. Some o...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[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 Guang...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[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]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[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]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40°C to +100°C and a relative humidity below 85%.
The LED should be use...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
introduction
Caller ID delivery (CID) is a service provided to the user's phone. The method is that the originating switch transmits the caller number and other information to the terminal swi...[Details]
Globally, the market for airbags and other restraint systems consists of different geographical regions, each with its own characteristics and needs. North America first introduced airbags in mass-...[Details]