I drew a PCB diagram of a 100M fiber optic Ethernet card for PCI bus 2 years ago. Anyone interested? I will add the attachment in the evening. [[i] This post was last edited by Simon on 2009-5-12 20:0...
[i=s]This post was last edited by jorya_txj on 2014-7-22 23:17[/i] [align=left][font=宋体][size=4][color=rgb(68, 68, 68)]1 freetype is based on yaffs file system developer txj (completed)[/color][/size]...
[size=3]I have received the Yangtze River board for several days. I have been busy with other things and have not had time to play with it. Except for the time when I excitedly opened it and looked at...
The approximate code is as follows: a linked list structure, [code] typedef struct _P { ULONG Addr; int ID; UCHAR N[16]; struct _P *link; }P, *PP;[/code] Global variables in the driver: [code] PP head...
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
At present, the most troubling thing about pure electric vehicles as new energy sources is not only the range anxiety, but also the disadvantage of long charging time. At present, ternary lithium b...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
ESD protection diodes are specialized for small-signal ESD protection or surge protection TVS arrays, often used for multi-circuit protection. Their small package size, low on-state voltage, high i...[Details]
Deep in the laboratory, a seemingly ordinary piece
of
battery
material
was fed into the China Advanced Research Reactor (CARR). Scientists activated the neutron depth profiling device,...[Details]
1. Static Balance
Static balancing is performed on one correction surface of the rotor. The remaining unbalance after correction is used to ensure that the rotor is within the specified range ...[Details]
introduction
Commercial air conditioner PCBs involve both high-voltage and low-voltage power. The power supply for commercial air conditioners often passes through the controller. This forces ...[Details]
The field of AI is constantly evolving. We are witnessing a profound shift from the era of "generative AI" to the era of "agent AI." This transformation has the potential to reshape industries an...[Details]
introduction
As the concept of "low-carbon travel and green environmental protection" becomes more and more popular, bicycles have become a crucial means of transportation. Currently, urban pu...[Details]
Recently, Shenzhen Ruixin Intelligent Medical Technology Co., Ltd. (hereinafter referred to as Ruixin Medical) released a fully automatic AI vascular interventional surgical robot, marking the begi...[Details]