[i=s]This post was last edited by dontium on 2015-1-23 11:11[/i] [align=left][size=5] [font=宋体]Chapter 3 uses a simplest op amp circuit to vividly introduce the calculation of op amp noise, so that yo...
ICT Testing SMT The high assembly density of SMT has put traditional testing methods in a dilemma. Conducting testability design at the circuit and SMB (Surface Mount Board) design stage is a method c...
[i=s]This post was last edited by zca123 on 2014-1-13 20:24[/i] {:soso__3669389859068460655_3:} [flash=800,560]http://www.tudou.com/l/mCqz6JL1Rck/&rpid=54789188&resourceId=54789188_04_05_99&iid=183172...
Does Cortex M3 support double data type? I use Keil4 to define a double variable. It can be compiled, but I cannot add the variable to the "watch" window for observation. The generated assembly also d...
Has anyone worked on a solution for detecting static electricity? Static electricity is generated during the operation of the equipment and can be introduced into the earth through grounding. Is there...
In the past few days, the Chinese display panel giant
BOE
has been flooded with articles supported by Liu Shuwei. Let's follow the embedded editor to learn about the relevant content.
...[Details]
Unique device identifiers are suitable for: ● Used as a serial number (e.g. USB string serial number or other terminal applications) ● Use the unique ID as a security key when used in conjunction wit...[Details]
CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]
All relevant units:
In accordance with the relevant requirements of the provincial and municipal electric vehicle charging infrastructure construction work, in order to further standardize the...[Details]
When the domestic discussion about "ZTE being banned" was hot, Alibaba officially announced the acquisition of chip supplier
Zhongtianwei
, but the investment amount was not disclosed. At t...[Details]
1. Basic Concepts of LCD/LCM The structure of Liquid Crystal Display (LCD) is to place liquid crystals between two parallel pieces of glass. There are many vertical and horizontal fine wires between...[Details]
At the just concluded InfoComm 2018 exhibition, the two major brands, Zhongke Jiguang and China Hualu, both displayed three-color light source
laser TVs
. The outstanding color performance ...[Details]
At the beginning of the new year of 2018, after the release of the national photovoltaic policy, we found that the state’s support for village-level poverty alleviation power stations has not weake...[Details]
In recent years, in order to meet the needs of social development, more and more companies have entered the fields of smart phones, artificial intelligence,
VR
, AR, etc. After seeing the d...[Details]
Notes on inverter installation and maintenance:
1. Before installation, you should first check whether the inverter is damaged during transportation.
2. When selecting an installa...[Details]
STM32 has 2 watchdogs: independent watchdog and window watchdog. Independent watchdog IWDG: A system fault detector that is independent of the system and is not affected by the system because it has ...[Details]
The calculation formula of the watchdog feeding time (watchdog overflow time) is: Tout=((4*2^prer)*rlr)/40 Tout is the watchdog overflow time (in ms), prer is the watchdog clock prescaler value (...[Details]
Summary of STM32 peripheral DMA usage: 1. Select DAM mode according to your needs: (1) Circular mode—DMA_Mode = DMA_Mode_Circular (2) Normal mode—DMA_Mode = DMA_Mode_Normal 2. For Chanel3 of DMA1, t...[Details]
The T3 timer (8-bit) of CC2530 requires understanding of T3CTL, T3CCTL0, T3CC0, T3CCTL1, and T3CC registers. Timer 3/4 is an 8-bit timer with timer/counter/PWM functions. Timer 2, also known as MAC t...[Details]