It's still a boost problem. The unit price of lithium battery 4.2V is boosted to 50VMicrochip's MCP1651 and 1665 seem to be able to achieve this (external MOS, frequency reaches 750K), but they are ou...
I would like to ask, I have seen some people create multiple spacing rules when setting Clearance in AD software, such as creating a new Polygon to All rule (as shown in Rule 2 in the figure). What is...
Not long ago, a consumer complained that the digital internal screen of the Levo a9 smart lift table he bought contained a hidden camera, but the brand did not inform him in advance and there was no n...
RS-485 bus is a half-duplex communication bus, so MCU is usually required to control the receiving and sending status of RS-485 transceiver. In order to save MCU I/O resources, RS-485 automatic receiv...
Using the serial port assistant to send and receive data on the SCIA port, the serial port assistant sends 12 characters, which triggers a receive interrupt. In the interrupt service function, the dat...
Abstract: The design method of a low-cost interface for single-chip communication with PC is given, and the key parameters are given. Through testing in practice, it is proved that the interface...[Details]
April 20, 2021, Beijing, China - Avnet, a leading global technology distributor and solution provider, will hold the "Avnet AI Cloud Expo" to showcase innovative technologies, applications and soluti...[Details]
Among various biometric technologies, fingerprint recognition technology is the most mature, accurate and easy to use. As an important part of the fingerprint recognition system, fingerprint collec...[Details]
3. Power supply and speaker protection circuit
Fig.11
The power supply and protection circuit are shown in Figure 11, and the PCB board is shown in Figure 12. The main power rectifier...[Details]
Following the sharp rise in the price of key semiconductor gas materials such as neon and unstable supply caused by the Russia-Ukraine conflict, the Belgian plant of 3M, the world's largest supplie...[Details]
Recently, at the 2023 China Manufacturing Power Forum, the keynote speech by Shi Jianhua, deputy secretary-general of the China Electric Vehicles Association of 100, once again aroused people's atten...[Details]
On October 22, the unveiling ceremony of Nanjing Integrated Circuit University and the high-end forum on industrial talent training were held in Nanjing. At the meeting, Nanjing Integrated Circuit Un...[Details]
"My dad's Corolla Premium has been driven for 12 years, with a total mileage of over 220,000 kilometers, but the engine has never been overhauled. If it were an electric car, its battery would have b...[Details]
Embedded programmable controller, which embeds the ladder diagram language commonly used in PLC into the development of single-chip microcomputer, realizes the single-chip microcomputerization of PLC....[Details]
To sum up, the work and study in the past period of time have achieved a phased success.
Let’s summarize them separately:
1. The interrupt vector table is not remapped and is still placed in the ...[Details]
The relevant registers for UART configuration are as follows (listed in the order in the s3c2440 manual):
1. ULCONn register: linear control register
Function: Set parity, stop bit, data ...[Details]
On August 21, Apple acquired Israeli augmented reality and computer vision company Camerai sometime between 2018 and 2019 and shut it down, according to people familiar with the matter. The company w...[Details]
Three steps to troubleshoot electrical problems
1. Observe and investigate the fault phenomenon:
Electrical fault phenomena are diverse. For example, the same type of fault may have diffe...[Details]
Load cell A
force sensor is a force sensor that is commonly used for static and dynamic measurements. It is a force sensor that measures mass by converting one of the measured quantities (mas...[Details]
Recently, Chengxin Zhilian has launched its innovative achievement, the CXP-FUSION micro high-precision positioning intelligent terminal, and has launched it on the market. This c...[Details]
Discrete Device
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