Hot discussion: How many spacings are required for GND vias in RF high-speed PCB design?Jianghu boy said: It is for better grounding and to prevent interferenceWhite-robed swordsman says: The "fence" ...
[align=left]The variable frequency power supply can be used for a long time without frequent failures, which is inseparable from the maintenance and repair of the variable frequency power supply by th...
[i=s]This post was last edited by 1nnocent on 2020-8-13 18:03[/i]In the book Switching Power Supply Design (3rd Edition),The logical relationship behind this is that the EA output voltage decreases, w...
On October 19, the topic of "Tsinghua University's virtual students suspected of having real-life AI faces replaced" attracted attention online.Some netizens questioned that the "Tsinghua virtual stud...
In recent years, sodium-ion batteries have attracted much attention due to the abundance of sodium and the low cost of such batteries. Electrodes with high Na+ storage capacity and cycling stability ...[Details]
Singapore's Lianhe Zaobao website recently reported that a research report showed that in May this year, the overall delivery time of chips was extended to 18 weeks, a further increase of 7 days from...[Details]
In LTE, WiMAX and microwave transmission networks, the use of multiple-input multiple-output (MIMO) technology and the right deployment strategy can increase capacity. However, MIMO in networks with ...[Details]
CAN H short circuit to ground
When a CAN H short-circuit to ground fault occurs, depending on the fault-tolerance characteristics of the CAN bus, the entire CAN network may be unable to commun...[Details]
The digital oscilloscope is a commonly used electronic measuring instrument, which has certain applications in many industries. Among them, the digital oscilloscope is an indispensable experimental e...[Details]
After a few years, you may not have to move bricks anymore.
On February 15, Monumental, a construction
robot
startup, announced on its official website that it had completed a new roun...[Details]
1. Transmission of clock and data: start and stop conditions, data is valid during the high level of SCL and changes during the low level of SCL. 2. Start condition: During the high level of SCL, SDA...[Details]
SPI, the full name of Serial Peropheral Interface, is a high-speed, full-duplex, synchronous communication bus. SPI is commonly used for communication between microcontrollers and E2PROM, FLASH, re...[Details]
AnTuTu released the Android phone performance rankings for May. The Black Shark Gaming Phone 4 Pro won the first place in flagship phones with a score of 830,000; while the Xiaomi 11 Youth Edition to...[Details]
I have been searching Baidu for a long time but still can't find out how to connect the serial port of 12864 with fonts. Later, I consulted the product description of 12864 and finally figured it out...[Details]
Qualcomm released its first quarter financial report for fiscal year 2020. The report showed that Qualcomm's net profit in the first quarter was US$925 million, a 13% decrease from US$1.068 billion i...[Details]
The inductive voltage tester introduced in this example has higher sensitivity than ordinary voltage testers and can measure whether a wire is charged in mid-air (non-contact).
Circuit working pr...[Details]
Jiwei.com News (Text/Chunxia) Recently, the Institute of Semiconductors of the Chinese Academy of Sciences issued a statement regarding the Nanjing SMCD project, stating that it was not involved in t...[Details]
introduction
ARM microprocessors have the characteristics of small size, low power consumption, low cost and high performance. Microcontroller chips based on ARM core not only occupy most ...[Details]
The content of this article mainly focuses on the connotation, function, scale, perspective and data source of autonomous driving vehicle testing scenarios.
01. Scenario elements and sce...[Details]