The second-order voltage-controlled low-pass filter circuit is shown in the figure. R1, C1 and R2, C2 respectively form two first-order low-pass filters, but C1 is connected to the output end to intro...
In the current rapidly developing third-generation wireless communication systems, highly complex modulation systems are required to achieve higher transmission rates, which brings new challenges to e...
[i=s] This post was last edited by Clone Master on 2018-11-8 20:13 [/i] Let's take a look at the esp8266-12f control schematic diagramLet's upload the tools used first: Android version of the mobile n...
In today's electronics industry, technology is developing rapidly and the market is changing rapidly. Testing assets play a vital role in the electronics industry and are the cornerstone for companies...
In daily work, people often ask what is the difference between serial port LCD and parallel port LCD? Let's take a look at these aspects:Internal structure:The parallel port LCD module is mainly compo...
Function and characteristicsOn PCBs, nickel is used as a substrate coating for precious metals and base metals. At the same time, for some single-sided printed circuit boards, nickel is also often use...
With the massive SKUs, fragmented orders and the normalization of the epidemic, the express delivery and e-commerce industries have an increasingly urgent need ...[Details]
The basic structure of the 8051 series MCU includes: 32 I/O ports (4 groups of 8-bit ports); two 16-bit timer counters; full-duplex serial communication; 5 interrupt sources (2 external interrupts, 2...[Details]
Since the beginning of this year, mobile phone explosions have occurred frequently, and mobile phones have almost become "hand grenades". In early May, a 12-year-old boy in Chengdu, Sichuan, ha...[Details]
1. Basic introduction of general timer General purpose timers include TIM2, TIM3, TIM4 and TIM5 The STM32 general purpose timer is a 16-bit auto-reload counter driven by a programmable prescaler....[Details]
Prime Planet Energy & Solutions (PPES), a battery company jointly owned by Toyota Motor and Panasonic, signed an agreement on Sunday with Australian lithium-boron miner ioneer to purchase lithium fro...[Details]
Recently, Guangdong East Power Supply Co., Ltd. (hereinafter referred to as "East Power") once again joined hands with Industrial and Commercial Bank of China to jointly build an efficient and ener...[Details]
On March 1, Nvidia had a good start, with a 4% increase on the day and a closing price of US$822.79, and its market value exceeded the 2 trillion mark for the first time.
At the same time, Nvi...[Details]
1.1 Design topic and requirements Design a rectangular wave and triangular wave signal generator with adjustable duty cycle and AC 220V, 50Hz power supply. The main circuit indicators require the w...[Details]
OSIM International won the CES Innovation Award for the first time, and successfully concluded 2021 with numerous international honors • OSIM International won the CES 2022 Innovation Awards, brin...[Details]
I don't know whether the U-BOOT transplantation is successful, or completely successful. Some other functions of the transplanted U-BOOT, such as printenv, loadb, bdi, fli and other commands and displ...[Details]
Power big data is large in volume, diverse in types, and fast in speed, and is widely used in various business directions of power grid companies, including planning, construction, operation, maint...[Details]
Compared with optocouplers, digital isolators are becoming more and more popular nowadays, so will you really choose a digital isolator? Since the functions of digital isolators and optocouplers are ...[Details]
On January 4, 2024, the Dongguan Binhaiwan New Area Management Committee issued the "Dongguan Binhaiwan New Area Support Measures for Promoting the Development of New Energy Storage Industry", whic...[Details]
According to foreign media reports, the Seoul National University College of Engineering announced that a research team led by Professor Ho Won Jang of the Department of Materials Science and Engin...[Details]