Now it is really convenient and fast to sample PCB boards. I received the modified SHT31 expansion board in just three days. The following is the expansion board after the second sample:This time, the...
Since the outbreak of the novel coronavirus in Wuhan, many private enterprises have devoted themselves to the fight against the epidemic. As a leading company in infrared temperature measurement equip...
[Source: CCTV Finance] According to customs data, my country's chip imports in 2019 amounted to $304 billion, far exceeding the second-ranked crude oil imports. However, compared with 2018, the import...
[i=s]This post was last edited by qwqwqw2088 on 2019-9-26 07:44[/i]a. High voltage step-down circuit LM5164 / LM5165In addition to the analog front end or secondary protection chip, the battery manage...
Since I have worked on 2440 and 6410 before, due to time constraints, I will temporarily skip the bare metal driver and uboot porting of other modules and directly enter the study of kernel porting an...[Details]
On the evening of October 20, Sunlord Electronics disclosed its third-quarter report. Sunlord Electronics' operating income in the first three quarters was 2.455 billion yuan, a year-on-year increase...[Details]
What is PLC?
It is an industrial control device
. It is developed on the basis of electrical control technology and computer technology, and gradually develops into a new type of industrial contro...[Details]
The circuit is shown in the figure. ICl and other components form a voltage comparator. When the grid voltage changes, the DC voltage after rectification by VD and filtering by Cl also changes. This ...[Details]
5 Lamp/LED Flash Driver Circuit
General Description of the following circuit. This circuit is based around HT–2050 manufactured by HOLTEK semiconductors. It is a low cost, low-power C-MO...[Details]
Atomthreads, like many operating systems, will call idle when there is no task scheduling. (by cpuwolf) static void atomIdleThread (uint32_t param) { /* Compiler warning */ param = param; ...[Details]
Buzzers are very commonly used devices in single-chip microcomputer systems, and their applications are very extensive. There are two types of buzzers. One is an active buzzer, which can make a "beep....[Details]
When BMW recently announced the technical details of the BMW i Hydrogen NEXT power system, Mr. Fu Lexi, the member of the board of directors responsible for research and development of the BMW Group,...[Details]
The design considerations of consumer electronics chips and automotive chips are very different, which leads to very different process technologies. If we have to compare the two, like commenting o...[Details]
There are four possible timing relationships that can be selected by software via the CPOL and CPHA bits in the SPI_CR1 register. The CPOL (clock polarity) bit controls the clock level state when no...[Details]
At present, the renderings of the OnePlus 9 series have been exposed on the Internet many times, sparking heated discussions among many netizens. According to the renderings exposed online, i...[Details]
From September 3 to 5, 2021, the 17th China Automotive Industry Development (TEDA) International Forum (hereinafter referred to as TEDA Automotive Forum) was held in Tianjin Binhai New Area, jointly ...[Details]
At the "Authoritative Departments Talk about the Start" press conference held by the State Council Information Office on April 12, Zhang Jianhua, Director of the National Energy Administration, sai...[Details]