I would like to ask: After HC32L110 enters deep sleep, the current is about 4uA, and it will reach 3.2uA after a long time; I plan to use the RST pin for power-on wake-up (no external reset circuit wa...
I have been very busy recently and have not had time to share new maintenance experiences and methods with you on the forum. Today, I finally took some time out of my busy schedule to visit the forum ...
I used this development board a long time ago and it seemed to be fine. I also did the serial port experiment. But when I used it again today, I found such a serious problem. [/color] [color=#252525]T...
According to the book "Complete Manual for Embedded Linux Application Development", the network card driver was transplanted, but it seems that it is not applicable to the Jz2440 development board. Th...[Details]
1 Introduction
A bidirectional DC/DC converter is a DC converter that can adjust the direction of energy transfer as needed to achieve bidirectional flow of electric energy while keepi...[Details]
According to Yicai Global, the reporter learned from upstream supply chain manufacturers that Qualcomm has obtained a license to sell 4G chips to Huawei. "(The 4G chip license) was obtained two days ...[Details]
Driven by the energy-saving trend, digital power supplies have entered mainstream markets such as PC and communications, and are gradually penetrating into other electronic fields. Since digital powe...[Details]
On August 26, GlobalFoundries filed multiple lawsuits in the United States and Germany, accusing TSMC of infringing its 16 patents. It is understood that the lawsuits have been submitted to the U.S. ...[Details]
According to foreign media reports, research reports show that due to the coronavirus epidemic, China's smartphone sales may fall by 30-50% in the first quarter of this year. Chinese smartphone mak...[Details]
According to news on January 19, China Telecom officially announced that at the beginning of the new year of 2024, China Telecom Satellite Communications Branch (referred to as "China Telecom Satelli...[Details]
Signal conversion circuit
There are voltage-to-voltage conversion, voltage-to-current conversion, current-to-voltage conversion, and current-to-current conversion; there are light-to-electricity co...[Details]
aim of design The microcontroller uses N76E003, the GPRS module uses AIR208, N76E003 uses USART0 to communicate with AIR208, and uses USART1 to communicate with another device. Due to the uniqueness ...[Details]
China's automobile industry is undergoing a profound transformation from "high-speed" development to "high-quality" development. The "new four modernizations" of electrification, intelligence, networ...[Details]
In the PC era, Intel, AMD, Nvidia and other companies under the "Wintel system" dominated the CPU and GPU markets; in the smartphone era, Apple, Qualcomm, MediaTek, Huawei and other companies under t...[Details]
On February 2, the first phase of the FAW Fudi New Energy Power Battery Project, a joint venture between China FAW Group Co., Ltd. and BYD Co., Ltd., was officially put into production in Changchun C...[Details]
Preface
Power factor assessment and power adjustment charges are effective means to ensure the safe and efficient operation of the power grid, and are institutional guarantees to encourage...[Details]
01Basic Principles
A stepper motor is an actuator that is controlled by electric pulses and converts electric pulses (digital signals) into angular displacement.
Usually the rotor o...[Details]
Automotive electronics require that the storage system must be able to survive a vehicle accident - since a collision may cause the car's low-voltage system to lose power, storage requires a native...[Details]