The snow in the morning was 20cm thick, I guess~~ I arrived at the bus stop around 6:30. There were two cars parked there, and I was driven to another car by the driver of one car. I slept drowsily on...
Looking at the official information of pn532, it mentions Soft Power down, and the power consumption is only 25ua, but I don’t know how to operate it. Please give me some advice if you have experience...
Haha, this is my first time to make a single-chip learning board, using AVR chips. ATmega16 single-chip learning board. The learning board always needs a name. After thinking about it, I couldn't thin...
With the advancement of integrated circuit manufacturing technology, people have been able to manufacture integrated circuits with complex circuit structures, high integration, and various functions. ...
I would like to ask those who have used STM8 for touch. I heard from some friends that the library provided by ST has many bugs and is not convenient for debugging. Is this true? Thank you! Recently, ...
Experts, I transplanted a 2.4 screen program to a 3.2 screen under UCOS+UCGUI, but found that only a part of it is displayed on the 3.2 screen, and the position of the finger on the touch screen and t...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[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]
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]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[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]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
1 Introduction
Automatic Test
System The ATS (Automatic Test System) integrates all the stimulus and measurement equipment required for testing.
The computer
efficiently comp...[Details]
In the 1980s, breakthroughs were made in the design and production of small, low-power quartz metal halide lamps with precise dimensions. At the same time, with the acceleration of people's lives a...[Details]
TPMS is the abbreviation of "Tire Pressure Monitoring System". It is mainly used to automatically monitor the tire pressure in real time when the car is driving, and to alarm for tire leakage and l...[Details]
Voltage hysteresis is a characteristic of lithium-ion battery and the basis of its existence. The principle is as follows: the thionyl chloride electrolyte of the battery is a strong oxidizing chem...[Details]