[p=30, null, left][color=rgb(34, 34, 34)][font="][size=3] Embedded products, like ordinary [color=#000000]electronic[/color] products, need to follow some basic processes in the development process, w...
[i=s] This post was last edited by qwqwqw2088 on 2018-12-13 17:48 [/i] [size=4][b]Question[/b]: Recently, several new projects use BQ27542-g1, and we need to design our own mass production burning and...
You can download the 3gpp/3gpp2 download address yourself.http://www.3gpp.org/ftp/Specs/ Specificationshttp://www.3gpp.org/specs/numbering.htm Add 3GPP2http://www.3gpp2.org/Public_html/specs/...
Based on IEEE 802.11ah, Wi-Fi CERTIFIED 802.11ah or HaLow is a low-power, long-range Wi-Fi standard that operates at 900 MHz. 802.11ah (HaLow) was introduced by the WiFi Alliance in 2016. WiFi Certifi...
The control board has 7 DI ports, numbered DI1 to DI7. The internal hardware of the DI port is equipped with a 24Vdc detection power supply. The user only needs to short-circuit the DI port and the...[Details]
Yesterday, Shi Min, the inventor of flash memory technology and a master of semiconductors who came from the same family as Zhang Zhong, passed away, which is sad. According to an obituary published...[Details]
Recently, the market price of lithium carbonate has changed its previous strong trend and has continued to decline. According to Shanghai Steel Union data, the average price of battery-grade lithium c...[Details]
Would you add a resistor to match the input DC resistance of your op amp circuit? Consider the circuit shown below. Many of us would dogmatically believe that adding Rb is a "good idea" and make it...[Details]
1 Introduction
National Semiconductor has introduced the LM5025, a 100V pulse width modulation (PWM) controller for forward converters with active clamping/reset technology for distributed ...[Details]
OPPO今天在上海举行Reno2新品发布会，Reno2手机正式亮相。发布最后还有个重磅彩蛋！沈义人表示： OPPO全新系列Reno Ace将于10月登场，关于OPPO Reno Ace的细节暂时还不得而知。 Ace means trump card, Reno Ace should be OPPO's super flagship product. Judging from the nami...[Details]
1. Bandwidth: refers to the frequency value when the sinusoidal input signal decays to 70.7% of its actual amplitude, that is, the -3dB point (based on a logarithmic scale). This specification indi...[Details]
There are actually many factors to consider when choosing a DC power supply, especially a programmable high-power DC power supply. There are also many parameters involved, which often make people fee...[Details]
China Energy Storage Network News:
Recently, the "2016 Global Top 500 New Energy Enterprises Conference and New Energy Development Summit Forum" was held in Wuhan. Sun Xingping, President of ...[Details]
Using PIC16F877A and 4M crystal oscillator, an experiment was conducted as follows: The experiment measured the LED's high level with an oscilloscope to be 500MS, and the low level to be 500MS. The f...[Details]
The basic information required for motor selection includes: the type of load driven, rated power, rated voltage, rated speed, and other conditions.
1. Type of load driven
This has ...[Details]
In high-speed circuit design, the impedance of the transmission line is very important. The impedance calculation function of PowerPCB can easily check whether the transmission line impedance meets t...[Details]
With the rapid development of sensor technology, material technology and wireless communication technology, the method of combining medical monitoring equipment with clothing can better meet people...[Details]
As the name implies, non-contact temperature sensors are sensors that can measure temperature without direct contact with the object being measured. This type of sensor is widely used in industry, ...[Details]
Microcontroller MCU
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