Tianer Technology was established in 1988 and has the R&D capabilities and manufacturing technology for chip resistors and arrays. In the face of today's diverse customer needs, we continue to invest in the development of high-quality products and new manufacturing technologies, and provide customers with a one-time purchase service for multiple components to fully meet customer needs and improve customer satisfaction with our products. In terms of quality management, our company has passed ISO-9001, ISO-TS16949, TTQS certification and complies with the AEC-Q200 automotive electronics self-testing standard. We continuously improve the quality of our products and services through the analysis and improvement of product yield rate indicators, customer satisfaction surveys and other reports, in order to enhance customer trust in our company and establish a good partnership with our customers.
The figure below is a flyback multi-channel output circuit. If both 5V and 3.3V are output normally,
The voltage-dividing resistors R1 and R2 will bias the transistor Q1. If Q3 and Q2 are in the off s...
2.3 Compile the kernel separately, and uboot generates many files. Which one should I use?
answer:
The kernel compiled file is the zImage file in the ~/MYiR-imx-Linux/arch/arm/boot/ directory.
The fil...
I'll attach two pictures first to help you raise doubts.This is the RF signal routing with regular cut corners.The frequencies are all in the LS bandThis is a general arc trace RF signalThe frequencie...
The picture shows the maximum and minimum current of the EN enable pin of an LDO when EN = 0. My questions are as follows:
1) Is this maximum current and minimum current the maximum/minimum current co...
Gas detectors are now installed in all walks of life, but do you know how to maintain gas detectors? What should we pay attention to when maintaining gas detectors? Next, I will give you a brief intr...[Details]
The heart of an internal combustion engine vehicle is its power system, but the heart of a new energy vehicle is its battery system, because the quality of the battery system is directly related to...[Details]
Photovoltaic inverters need to undergo a series of tests to verify their performance and anti-interference capabilities and obtain corresponding certification before they are allowed to connect to the...[Details]
1 Introduction
With the development of information technology and networking, network communication security issues are becoming increasingly prominent. Field Programmable Gate Array (FPGA...[Details]
1. During measurement, people should not touch the test sample.
2. If the test line is short-circuited or the high and low voltages are connected in reverse, the fuse will blow. After the fuse bl...[Details]
CINNO Research Industry News, LG Display (hereinafter referred to as LGD) has interrupted the production of Apple iPhone LCD panels. The original production line for iPhone LCD panels will be convert...[Details]
0 Preface In the design of single-chip microcomputer system, the design of LCM (liquid crystal display module) human-computer interaction interface is often a very important link. LCM can be used t...[Details]
Part 1 ARM assembly syntax under Linux
Although it is convenient to write programs in C or C++ under Linux, the assembly source program is used for the most basic initialization of the system, such a...[Details]
Apple's Pro Display XDR has been released for some time. In terms of price, the standard glass version is priced at 39,999 yuan, and the Nano-texture glass version is priced at 47,999 yuan. Th...[Details]
When we arrive at work, the office building can quickly recognize us and open the door to let us in. Or, the office building can generate or collect most of the energy it needs to operate, and us...[Details]
The technological leaps that have taken place in the past 20 years are staggering. Computers have gone from utilitarian boxes to clean-lined rectangles of metal and glass small enough to fit i...[Details]
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
Is W-CDMA the same as UMTS? Or is UMTS part of GSM? Is W-CDMA a type of CDMA? Which one is the same as 3G?
There are many misconceptions about these concepts. Every technology-based industry s...[Details]
pc：Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]
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