Unboxing
The Xingkong board is an open source hardware developed with Python, integrating LCD, WiFi, Bluetooth, multiple common sensors and rich expansion interfaces. It supports Linux operating syste...
The parallel port has 25 signal lines, which correspond to the 8-bit data register, 8-bit control register, and 8-bit status register. Are they one-to-one? Also, in the EPP mode, when a bit in the con...
[p=25, null, left][color=rgb(51, 51, 51)][font=微软雅黑]I have seen many examples online, and I feel that they are all copied from official demos. They all use the same broadcasting and services as others...
The switching frequency of TPS5430 is 500KHz. After the ripple is expanded, it is close to a sine wave, and the ripple frequency is around 520KHz... Adding 79M15 to the back stage doesn't seem to have...
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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]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[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]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[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]
Don’t just look at the power when choosing a power supply
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent free...[Details]
If users want to extend the effective use time of the battery, in addition to ensuring the quality of the charger, correct charging techniques are also essential. Here are 14 tips for charging mobile ...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
Any power transmission and distribution equipment and power-consuming devices cannot be pure resistive loads, so they must occupy a certain amount of reactive power. The existence of reactive curre...[Details]
Brain-computer interface (BCI) is a novel human-computer interface method. It is defined as a brain-computer (computer or other device) communication system that does not rely on the normal output ...[Details]
Today's advanced electronic systems for the telecom and datacom markets rely heavily on high-performance, fine-line digital ICs (FPGAs, DSPs, and/or ASICs) to quickly and efficiently process time-s...[Details]
The high-pressure common rail system consists of a high-pressure fuel pump, a common rail, an injector, an electronic control unit (ECU) and various sensors. The low-pressure fuel pump inputs the fuel...[Details]
With the continuous improvement of the degree of automation, the requirements for remote collection and transmission of field data are also increasing. Today, when telephone communication networks ...[Details]
Abstract: Based on CPLD as the core, a manageable SAS hard disk backplane is designed. While conveniently replacing the faulty hard disk, it can indicate the working status of the hard disk by cont...[Details]