I need a buck-boost solution for a circuit, DC9-32V input, 12V 5A output, buck-boost chip solution. Domestic solutions are better. Who can introduce and provide...
A power management integrated circuit (PMIC) that expands the company’s product portfolio for fast in-vehicle charging of phones, tablets and laptops. The Qorvo ACT4751M is the industry’s first qualif...
What are the main items for Bluetooth signal testing? Frequency offset? Bit error rate? Packet loss rate? Transmit power? What other parameters need to be tested and verified? Which instrument is more...
Guan Guan believes that it does not exist.
But we can get infinitely close.What is the closest to perfect communication in your mind? Welcome to leave a message to chatToday, I saw an article about th...
In the development process of intelligent instruments, how to achieve online conversion of measurement range has always been a concern. The usual conversion method is to use a programmable gain amplif...[Details]
Most traditional A/D converters use integral or successive comparison conversion technology, which has low noise tolerance and poor ability to resist aliasing noise and quantization noise. New intell...[Details]
Data types (the compiler supports the ISO/ANSI C basic data types and some additional data types) 1.1. Integer data The bool data type is supported by default in C++. If you include stdbool.h in ...[Details]
The command line process is to compile the source file into OBJ, then link the OBJ, and then convert it to HEX file. That's it, very simple.
C51.exe compiles the c file, BL51.EXE links the OBJ, and ...[Details]
●Overview
SH-XX series wedge flow sensor and flowmeter is an excellent differential pressure flow meter. Its throttling piece is a detection piece with a special angle. Both sides are smooth round su...[Details]
The insulation resistance tester is also called megohmmeter, megohmmeter, and megometer. It is used to test insulation resistance. The price varies according to the test voltage. The commonly used ha...[Details]
1. Understand the code. Because my C language foundation is relatively poor, I decided to understand the code first and then modify it based on the source code to write my own dot matrix display. ...[Details]
The single-chip microcomputer is a very practical subject. Without practice, everything is just a mirage. It is very necessary to spend some money to buy a development board. ("The development board i...[Details]
This is a very simple low-cost audible continuity tester that can be easily made with only a quad-comparator chip LM339 (IC1), a few resistors and a piezoelectric buzzer. The circuit is powered by a ...[Details]
On the evening of March 28, Putailai announced that it achieved revenue of 8.996 billion yuan in 2021, a year-on-year increase of 70.36%; net profit of 1.749 billion yuan, a year-on-year increase of ...[Details]
This paper discusses the hardware and software design of ultrasonic tooth cleaning machine with single chip microcomputer as the core. The tooth cleaning machine uses current sampling feedback to a...[Details]
How to use the electric detonator tester 1. Zero adjustment: First check if the pointer indicates zero (in the left row) using position, that is, zero adjuster "A" should be rotated so that the poi...[Details]
With the rapid development of new energy vehicle technology, in order to actively respond to the national policy of promoting the use of green new energy vehicles, various OEMs have launched a seri...[Details]
As an important metal resource, cobalt plays a key role in the new energy field, especially in the manufacture of electric vehicle batteries. High-performance lithium-ion batteries are one of the c...[Details]
High-voltage soft start cabinet is a device used for high-voltage motor starting. Its main function is to reduce the current impact when the motor starts and extend the service life of the motor. T...[Details]