[i=s] This post was last edited by qwqwqw2088 on 2018-11-5 07:41 [/i] [size=4] Referring to the TI official manual, the TPS55340 boost circuit was designed, with an input of 4.8V, an output of 6V, and...
Multiple Choice 1. The transistor works in Class B working state, and the conduction angle of the tube is . A) 0 °; B) 90 °;C) 180 °;D) 360 °; E) Between 180 ° and 360 °.2. When the transistor work...
[i=s]This post was last edited by yhye2world on 2019-8-15 15:10[/i]As shown below, RS232 to RS485 passive converter;
The terminal board on the RS485 port side is lost.Now I want to use a DB9 connector...
Compiled from NXP official blog New technologies, use cases, applications and user experience are top of mind for NXP. The company is constantly looking for new ways to apply its expertise and prov...[Details]
Currently, more and more home appliances are migrating from low-speed dial-up Internet access to broadband Internet access or Internet Protocol Television (IPTV), and IPTV is expected to develop ra...[Details]
Thermal micro-printers have been widely used in POS terminal systems, banking systems, mobile police systems, mobile government systems, medical equipment, car meters, handheld devices and other f...[Details]
According to Japanese media reports, on October 4th local time, the 11th Japanese Soryu-class conventional submarine "Houlong" was launched. The submarine fully used lithium batteries for the first...[Details]
///////////////////////////////////////////////////////////////////// //Function: SPI write data // Input: None // No return value ////////////////////////////////////////////////////////////////////...[Details]
Resonance conveyor controlled by single chip microcomputer
The resonant conveyor is a mechanical vibration system controlled by an inertial vibrator. It is divided into non-vibration type and ...[Details]
Motors are increasingly used in portable electronic devices. To meet the power consumption, control and space requirements of these devices, motor drivers require high efficiency and high integrati...[Details]
This blog post mainly describes the following points: 1. Introduction to Mini2440 development board and QEMU emulator 2. Compile QEMU adapted to Mini2440 3. Use of Buildroot (2012.05) 4. Run the comp...[Details]
Whether it is the terminal components or the shell, accessories and other components on the USB connector, they all need to be electroplated, and there are many options for electroplating materials...[Details]
Wind is the horizontal movement of air.
The observation of wind in meteorology includes two parts: wind direction observation and wind speed observation. Wind direction refers to the direction of...[Details]
With the development of smart cars, users are constantly making new demands on the safety, stability and intelligence of cars. The realization of various functions in the car requires the stable su...[Details]
The mature application of laser technology covers a wide range of equipment, such as laser cutting machines and laser projectors. These cutting-edge equipment have extremely high performance and ...[Details]
LED
basic terms VF, IV, WL, IR explanation and
luminous flux
conversion relationship
V stands for voltage.
F stands for forward.
I stands for electric current.
R stands for...[Details]
1. Servo motor
Servo motors can control speed and position with high accuracy. They can convert voltage signals into torque and speed to drive the controlled object. The rotor speed of the ser...[Details]
The input circuit of the switching power supply mostly adopts a rectifier plus capacitor filter circuit. At the moment of closing the input circuit, since the initial voltage on the capacitor is ze...[Details]
Analogue and Mixed Signal
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