[i=s]This post was last edited by fish001 on 2020-7-21 22:51[/i]We introduce an active circuit, the operational amplifier, which has certain properties (high input resistance, low output resistance, a...
[i=s]This post was last edited by Eurasia32 on 2022-7-21 12:45[/i]Generally speaking, the communication interfaces that appear more frequently in microcontroller development are U(S)ART, SPI and I2C. ...
1. 4G/5GDTU/router, it is a wireless unlimited distance remote transmission method, it is based on the network of the three major operators for data transmission, supports public network transmission ...
"Wireless Communication Principles and Applications" (2nd Edition) is an authoritative and up-to-date textbook on wireless communication technology and system design. Since the first edition was publi...
#include
//SIM300 test light interface
sbit LED_S0 = P1^7;
sbit LED_S1 = P1^6;
sbit LED_S2 = P1^5;
//BELL interface
sbit BELL = P1^4; //Here the LED indicator of P1.4 port replaces the buzzer...[Details]
From March 12 to 13, in order to increase the acquisition of electrochemical energy storage projects and biomass chemical projects, Feng Xingjian, Party Secretary, Chairman and General Manager of S...[Details]
According to the data disclosed later, the number of new energy vehicle production certificates in October was 81,000, a year-on-year decrease of 41.6%; the corresponding installed capacity of power ...[Details]
Many NOPs in the program are redundant. I hope readers can further streamline them, but they must be verified. Atmel 24C01 is special and simple. 51 crystal oscillator is 11.0592MHz ------...[Details]
Yahoo Finance analyst Dan Howley recently said in an interview with anchor Seana Smith that Apple will launch a VR/AR head-mounted display device in the second half of 2023. He said that Apple's head...[Details]
With the continuous development of AI and robotics technology in recent years, intelligent and unmanned warehousing has been gradually put on the agenda as a key measure to improve the productive ser...[Details]
Digital Circuit Diagram
Figure digital circuit diagram
The monitoring unit is relatively simple to implement. The display unit uses 3-digit LED and LED light column. The voltage is displayed...[Details]
On April 7, the People's Government of Zhijiang City and the People's Government of Yingcheng City, Hubei Province, respectively signed investment and construction agreements with VMware Energy for...[Details]
1 Placement interrupted
1. Allocate interrupt vector table:
/* Set the Vector Table base location at 0x20000000 */
NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0);
2. Set interrupt prior...[Details]
The human ear's subjective perception of sound intensity follows Weber's Law. When the volume is low, the human ear is sensitive to changes in the amplitude of sound waves. When the sound reaches a...[Details]
China Energy Storage Network:
The dazzling sunlight, white and scorching, tanned the face and burned the skin. The employees of China Power Engineering Nuclear Power Engineering Co., Ltd., wh...[Details]
IS22C011 and IS22C020 are high-quality voice chips launched by ISSI. They use ADPCM compression technology, POP noise reduction technology and the most advanced submicron EPROM technology to achiev...[Details]
Common capacitors are:
Aluminum electrolytic capacitor: polarity, large capacity, can withstand large pulsating current, but has large capacity error and leakage current, suitable for low-...[Details]
Globally, the electric vehicle (EV) industry is in a period of rapid growth. According to McKinsey's forecast, in the decade from 2021 to 2030, the total sales of global passenger cars are expected...[Details]
Security Electronics
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