The parameters simulated by webench are 24V input and 30V@4A output. It seems that the chip is not working. The OUT terminal is a sawtooth wave. VCC=7.4V, VFB=1V, VCOMP=0.8V...
[align=left][font=微软雅黑][size=4][color=rgb(51, 51, 51)]As an important component of electronic products, electrolytic capacitors play an indispensable role in switching power supplies. Their service li...
This issue shares the porting of the FreeRTOS embedded real-time system on APM32E103VET6. This routine mainly implements the creation and use of FreeRTOS multi-tasks. The FreeRTOS version used is v10....
Abstract: Based on the definition of electromagnetic compatibility and its test methods, this paper introduces the general methods of suppressing electromagnetic interference and the existing problems...
This was my first time using ESP32 . Because I didn’t know Linux and couldn’t understand various command line operations, I finally chose the vscode tool.
Search for IDF in vscode to find ESP-IDF . Af...
The LPS28DFW is an ultra-compact piezoresistive absolute pressure sensor that can be used as a digital output barometer. The device consists of a sensing element and an IC interface that communicates ...
littleshrimpST Sensors & Low Power Wireless Technology Forum
arm (44b0x) painless start
I have been reading ARM documents for the past two weeks. After I figured out what was going on with the help of my friends, I felt that the introductory documents I read...[Details]
In recent years, with the rapid development of social economy, a large number of high-rise buildings, underground buildings and large petrochemical enterprises have emerged in many areas. Due to ...[Details]
Radio Mods: Remove the frequency coverage limitation of the old Yaesu FRG-8800 receiver
Paolo Viappiani (SWL I1-11437) shared the following. Please note that as with any radio equipment modifi...[Details]
China's legal measurement units include:
international standard units (see Table 4-1);
auxiliary units of the International System of Units (see Table 4-2);
derive...[Details]
For
battery
-powered portable devices, in addition to breaking through the limitations of processing power,
the performance of
portable system
power supplies
also needs to be contin...[Details]
Configuring a transformer with different input-output connection methods in the system can eliminate certain harmonics of certain orders. This has been successfully applied in both single-phase and t...[Details]
Akamai Technologies, Inc. (NASDAQ: AKAM), the intelligent edge platform responsible for delivering secure digital experiences, today released the "Internet Security Report - Games: You Can't Fight Se...[Details]
1. The pwm driver is also registered as a miscellaneous device. In order to prevent race conditions caused by concurrency, there is a semaphore protection. Module initialization function static int _...[Details]
Jitter is a common phenomenon when making oscilloscope measurements. It is also one of the headaches for engineers, and it is also a problem that has been discussed. Why is this topic worthy of discu...[Details]
Empower next-generation embedded software development with advanced Arm virtual hardware integration and enhanced cloud-based collaboration in Linux systems Uppsala, Sweden, December 7, 2023 - IAR,...[Details]
In order to improve the driving capability of the operational amplifier, a new BiCMOS integrated operational amplifier circuit design is introduced based on the existing CMOS integrated circuit pro...[Details]
China Energy Storage Network:
Envision Energy Technology Co., Ltd. ("Envision Energy") is not only an energy company, but also a technology company. Since its establishment in 2007, Envision ...[Details]
Puzhong 51-Single-core-A2 STC89C52 Keil uVision V5.29.0.0 PK51 Prof. Developers Kit Version:9.60.0.0 Transplanted from 1-WIRE search algorithm For the serial port part, see 3.3: US...[Details]
ARM processors have been developed for many years, with many architectures and many different cores.
The architectures are armv1 v2 v3 v4 v5 v6 v7
There are too many cores, for example, a...[Details]
Analog electronics
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