Without impedance control, it will cause considerable signal reflection and signal distortion, leading to design failure. Common signals, such as PCI bus, PCI-E bus, USB, Ethernet, DDR memory, LVDS si...
For SPI communication, there are only four pins: MOSI, MISO, CS, and CLK. SPI has four modes. So how do you set the various modes when using SPI? There are no clock polarity and phase pins?...
Because MakeCode has a problem calculating the power function, the altitude calculation result of the pressure sensor is always 0. Today, the MakeCode development team said that the power function req...
Embedded boards based on Android/Linux systems, high-definition video support, multiple wireless communication methods, multi-channel display support, and high-performance computing have become the ba...
[i=s]This post was last edited by 943614033 on 2019-2-24 10:56[/i] [font=宋体][size=5]The chip model is STM32L051K8U6. During the debugging process, a phenomenon was found: after using HAL_TIM_Base_Star...
Overall, the demand for passenger cars in China, as shown in the figure below, has returned to the level of 2016. Except for the companies' very happy clearance of stocks, the total number of vehicle...[Details]
Ten years is neither long nor short. In the past ten years, the earliest post-90s have reached the age of 30, and the earliest post-00s have reached adulthood; in the past ten years, mobile phones ha...[Details]
Today, ASML released its first quarter financial report for 2020. In Q1, it achieved net orders of 3.1 billion euros, net sales of 2.4 billion euros, a gross profit margin of 45.1%, and a net profit ...[Details]
I have just started and I am determined to learn Linux, so I found the mini2440 I bought in college and started tinkering with it.
I followed the manual and learned a lot. I encountered a lot ...[Details]
According to official news from China Mobile, the highly anticipated China Mobile 2020 5G SA core network new equipment centralized procurement has recently completed the bid evaluation work, and the...[Details]
China Energy Storage Network News
: From September 7 to 9, the 12th China International Energy Storage Conference was held at the InterContinental Hotel in Hangzhou, under the joint guidance ...[Details]
introduction
With the development of electronic and computer technology, video surveillance systems are developing from analog technology to digital technology. From the perspective of hardwar...[Details]
The process of checking whether a diode is good or bad using a digital multimeter: The first step: Check whether the two test pens are plugged in correctly. The red test lead should be inserted into ...[Details]
OLED TV has been recognized as the direction of the next generation of color TV development. Consumers are not unfamiliar with this technology. Mobile phones have been using OLED screen technology si...[Details]
Ordinary metal waveguides have the characteristics of low transmission loss, high power capacity, and high quality factor, but they are not convenient to integrate with other microwave millimeter w...[Details]
Cell phones, Bluetooth headsets, satellite radio, AM/FM radio, wireless Internet, radar, and countless other potential EMI sources mix up in the real world. To ensure that the electronic components i...[Details]
A switching power supply is a power supply that uses modern power electronics technology to control the time ratio of the switch tube to be turned on and off to maintain a stable output voltage. Due...[Details]
Introduction
Controller Area Network (CAN) is a bus-type serial communication network designed by Bosch of Germany for automobile monitoring systems. It has good networking flexibility, openn...[Details]
On April 19, Microsoft Surface Duo 2 was reduced by US$500 (about RMB 3,200) in Microsoft's US online store, and the 128GB version was reduced from the original US$1,499.99 to US$999.99 (about ...[Details]
Abstract: A programmable filter with controllable amplifier is designed based on single-chip microcomputer. The controllable amplifier part is based on the controllable amplifier PGA203 to realize ...[Details]
PCB Design
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