In the process of drawing circuit diagrams, the component library is very important. Creating a new component library is time-consuming, labor-intensive, and error-prone. Therefore, if there is a reli...
Dear forum friends, I have a bad thing recently. There is a signal waveform that looks like the one in the picture. The signal rise time (10%-90%) is less than 1us, the top is about 1us wide, the peri...
This article uses a LOTO oscilloscope and a 5A current probe to test the protection curves of two common types of fuses. One is a blown type, and the other is a self-recovering type. We usually need t...
When porting emwin, you need to turn on CRC. Use RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_CRC,ENABLE); when turning it on, it prompts that RCC_AHB1PeriphClockCmd is undefined. I would like to ask the mas...
Small base stations are much smaller than traditional macro base stations in terms of product form, transmission power, and coverage. They are used to cover traffic hotspots. In the construction of 5G...
This content is originally created by EEWORLD forum user Zhao Jun 2019. If you want to reprint or use it for commercial purposes, you must obtain the author's consent and indicate the source
Electroma...
The correct wiring method when using a DC ammeter to measure DC current is as shown in the figure. Among them: Figure (a) shows the direct connection method of the DC ammeter; Figure (b) shows the DC...[Details]
According to news on January 16, Japanese electronic components manufacturer Resonac Holdings (formerly Showa Denko) will increase production of new generation power semiconductor components, which ...[Details]
On October 14, Ganfeng Lithium (002460.SZ) issued the "Announcement on the Progress of the Capital Increase and Share Expansion of the Controlling Subsidiary Ganfeng Lithium ". The announcement shows...[Details]
The file usb_init.c is mainly for initialization. The function is very simple: /****************************************************** **************************** * Function Name : USB_Init * Des...[Details]
Engineers working on portable or handheld product designs understand that minimizing power consumption is an essential requirement for today's designs. However, only experienced engineers understan...[Details]
There are still a large number of people in the world today who live in a world without electricity or electricity. They live in poor or remote areas, far away from power plants and public power gr...[Details]
1: Interrupt name
For example, Timer1 interrupt:
void __attribute__ ((interrupt)) _T1Interrupt (void)
{
//interrupt service routing code here..
}
The function name _T1Interrupt is not chos...[Details]
EEPROM write data process The first step is the I2C start signal, followed by the first byte, which is the I2C device address we talked about earlier, and select the "write" operation in the read and...[Details]
IT Home reported on March 30 that digital blogger @数码闲聊站 revealed that Xiaomi and Redmi are developing three engineering machines based on the sm8475 chip, one of which is testing a 50Mp ultra-large ...[Details]
In the era of the Internet of Everything, communication data traffic and data storage needs are growing at an incredible rate. Continuously iterating data centers require faster connections and mor...[Details]
introduction
Due to the miniaturization, lightness and high heat flux density of electronic equipment products, the heat dissipation demand has a great impact on the structure and hardware, which d...[Details]
Introduction: The PLM project of Zhengzhou Textile Machinery Co., Ltd. was launched on July 17, 2017. With the support of the excellent implementation team and rich implementation experience of Pirui...[Details]
Display to Vga HD Adapter Product/Display to Vga HD 1080P Adapter Features:
DisplayPort is one of the specifications of the new generation of image display interface technology, which can conn...[Details]
LED signal light driver reference design
Abstract: This application note presents a reference design for a signal-lamp linear LED driver that consists of six strings of 4 LEDs per...[Details]
On October 29, the Shanghai Municipal People's Government issued a notice on the issuance of the "Shanghai Green Project Database Management Trial Measures". Among them, the construction and operat...[Details]
PCB Design
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