I recently followed Si Teng, and Jingtian, who had not been popular for a hundred years, suddenly came alive. She is really beautiful, wearing a different cheongsam in each episode, with a good figure...
To build the development environment for the SP32-Audio-Kit audio development board, you need to download the following resources:Among them, there are 3 versions available for download in the directo...
[font=宋体][b][size=5]1. Introduction [/size][/b][font=宋体][size=12pt] [/size][/font][color=#000000][font=宋体][size=12pt] This design uses GD32F350 as the main control. [/size][/font][font=宋体][size=12pt] ...
Could you please help me derive the transfer function of this integrator circuit? I have been deriving it for a long time but still can’t get the transfer function of the extreme point p=-(1-k)/RC?...
I wanted to wait for the official new version of the firmware to be released before posting this, because the current version is really difficult to use and lacks many important functions. However, it...
In PCB production, the process is an extremely important link. The general processes include OSP, immersion gold, gold plating, tin spraying, etc. Among them, tin spraying is the most common process i...
Speaking of smartphone brands, do you still remember LG? Now LG seems to be in a desperate situation. According to the South Korean newspaper Dong-A Ilbo on March 21, citing an anonymous source in th...[Details]
Teeth need to be brushed every day. Many people do not pay attention to oral hygiene, which can easily lead to residual bacteria and even accumulation of food residues. Over time, this may cause or...[Details]
1 Overall design
The radio frequency identification (RFID) system consists of a transponder, a reader, and application support software. The transponder is powered by a DC power supply, and is...[Details]
There is a problem when using STM8 microcontrollers. If you want to use the second function of some pins, you need to set the option word. The option word can be set through code. However, it is trou...[Details]
Given the high cost of developing autonomous driving, Volkswagen and Ford invested in a joint venture, Argo AI (enter the ARGO AI micro portal), for joint development. In July 2019, after months of n...[Details]
The commonly used address latch chip 74LS373 and coms' 74hc373 in the single-chip microcomputer system are 8D flip-flops with three-state buffer outputs. The pin diagram, structural schematic diagram,...[Details]
Question: After the 8051 microcontroller is reset, what is the initial state of each register? How many reset methods are there? Answer: The initial state of the machine after the 8051 microcontro...[Details]
There are four port usage combinations of TIM2 of stm32: 1. When not remapped, the default four IO ports of TIM2 are PA0, PA1, PA2, and PA3 2. To use the port combination of PA15, PB3, PA2, and PA3...[Details]
How to build a scalable transistor-based
burglar alarm
This is a simple transistor burglar alarm circuit. Its features include automatic entry and exit delays - bell timer cut-o...[Details]
Reasons for inverter low voltage tripping
The low voltage of the inverter mainly refers to the low voltage of the intermediate DC circuit. Generally, the reasons that can cause the low voltage...[Details]
The pipeline in ARM is divided into: fetch, decode, execute, store, and write back. The five steps are as follows: The main abnormal situations are mainly concentrated in the decoding and execution...[Details]
This article proposes a 10W LED driver solution using TI's TPS92210 control chip. TPS92210 has a unique critical mode fixed peak current control function. This design does not require feedback, m...[Details]
TinySwitch II series products can be widely used in low-power, low-cost, high-efficiency switching power supplies below 23W. For example, miniaturized switching power supply modules in IC card paymen...[Details]
——Interview with Liu Changyi, General Manager and Deputy Secretary of the Party Committee of Zhengzhou Power Supply Company, Henan Province
Special Correspondent Wang Bo
Reporter: What wo...[Details]
Currently, for many popular mobile phones (especially flip phones), the color LCD, OLED display or camera module CMOS sensor and other components of the mobile phone are connected to the baseband con...[Details]