Has anyone encountered this situation? RVB2601 suddenly cannot download the program to FLASH. According to the error message, it still cannot download the program to FLASH....
Today I made a LED program and a button program. This board has only one button, which is indeed a bit too few. In this case, in addition to adding peripheral buttons, we can perform different functio...
The board made of max1978 chip has a large current at the beginning of power-on, and then it will become smaller. When powered on, the large current often cannot be reduced. After inspection, it was f...
The COVID-19 pandemic has unexpectedly changed the daily lives and work patterns of many people. Many companies have implemented a work-from-home policy since the beginning of the pandemic, allowing a...
Harbin is located at 125°42′-130°10′ east longitude and 44°04′-46°40′ north latitude. It has Russian-style architecture and is known as the Little Paris of the East. In winter, the temperature is minu...
[i=s]This post was last edited by Moiiiiilter on 2022-5-27 14:15[/i][Problem description]【Error reason】
When downloading or debugging, the core (RISC-V/ARM) of the chip corresponding to the target pro...
This article introduces a switching voltage regulator based on the dedicated chip UC3842. In the motor speed controller, the power supply provides the base (gate) drive voltage of the power switch ...[Details]
Recently, the 2023 Financial Street Forum Annual Meeting-Beijing Stock Exchange International Investor Promotion Conference was held grandly in Beijing. Yang Liu, deputy director of the Internationa...[Details]
Asynchronous motor slip
What is the slip rate of an asynchronous motor?
Regarding the slip rate of an asynchronous motor, the difference between the rotor speed n of the asynchronous moto...[Details]
OSIM International won the CES Innovation Award for the first time, and successfully concluded 2021 with numerous international honors • OSIM International won the CES 2022 Innovation Awards, brin...[Details]
What are the maintenance points of glass rotor flowmeter? Glass rotor flowmeter is a commonly used liquid measuring instrument, which is mainly used to measure liquid media in the industry. The mainte...[Details]
PIC16F877A connects its SCK (serial clock) and SDO (serial data output) to the CP and Ds pins of 74HC165 respectively to send out the clock signal and serial data.
74HC165 converts the receive...[Details]
This article proposes a 10W LED driver solution using TI's TPS92210 control chip. TPS92210 has a unique critical mode fixed peak current control function. This design does not require feedback, m...[Details]
Recently, I have been thinking about making an instrument that can detect temperature and humidity, light intensity, and air pressure. And I need a sensor with high precision and fast response. I sea...[Details]
The Xiaomi 12/Pro series will be officially released on December 28. Previously, multiple high-definition renderings of Xiaomi 12 have been exposed, with colorful colors including black, purple, blu...[Details]
1. There are cold solder joints at the welding points of the LED flexible light strip. The vibration during transportation causes the solder joints to fall off, resulting in the light strip not lig...[Details]
Recently, Mercedes changed its name to "Mercedes-Benz EQ Formula E Team" through the shell of HWA Racing Team, and joined the 6th season of ABB FIA Formula E Championship, opening a new chapter in ra...[Details]
The production of the specific circuit is very simple. Just connect two resistors, one is a 10 ohm backlight current limiting resistor, and the other is a 2K LCD plate voltage adjustment resistor. How...[Details]
This year, despite
constant reports of overcapacity
in the domestic
power battery
industry, the momentum of power battery production expansion remained unabated in the first half of the year...[Details]
This afternoon, Xiaomi released two 5G mobile phones, Xiaomi 9 Pro and Xiaomi MIX Alpha. The lowest price of Xiaomi 9 Pro is 3,699 yuan, which is the lowest price of 5G mobile phones released so far....[Details]
Auto-coupling step-down starting and soft starting are two common motor starting methods. They each have their own advantages and disadvantages and are suitable for different application scenarios....[Details]