1. The development board comes with a JLINK simulation interface, which only requires a USB cable for easy download and debugging
2. The W800 module has no antenna, so I equipped it with an FPC antenn...
Now design an analog circuit with 12V and 5V voltages. The circuit needs a 2.5V reference source, and TL431 is used as the reference source. The problem is that 12V and 5V seem to be OK, and 5V is con...
High-quality voice chips usually have clear sound quality, long storage time, large sound coverage area, built-in storage voice recognition MP3 high-quality audio single/loop playback, and the sound e...
People have put forward higher requirements for the safety of their environment, especially in terms of home safety, and have to keep an eye on those uninvited guests. Now many communities have instal...
I previously used MPLAB IDE V8.9 to create a project using assembly. The project can run normally and contains only one assembly file and one header file.
I want to use MPLAB X IDE V5.45 to convert. W...
1. Introduction
Originally, this article was going to write about activity status recognition, but there were some problems with the code for the personnel going down the mine, so I did a code migrati...
w494143467onsemi and Avnet IoT Innovation Design Competition
In the past few years, although LoRa has suffered certain policy suppression in China, it has not fled the Chinese market. From the perspective of long-term development, LoRa still maintains a relati...[Details]
Jiwei.com reported on January 28 that Strategy Analytics predicts that the total global sales of Bluetooth headsets will exceed 300 million units in 2020. TWS has driven global sales in the field of ...[Details]
There are a large number of display instruments in use in industrial sites, and troubleshooting of display instruments is a problem faced by users. This article introduces the fault judgment ideas, f...[Details]
After reading and understanding the official protocol document of I2C, let's use s3c2440 and EEPROM to verify it. Originally I wanted to use the SDA and SCL pins of s3c2440 to be reused as GP...[Details]
Tencent Technology News According to foreign media reports, on Wednesday, Tesla's stock price continued its recent sell-off after Citigroup lowered its target price for the electric car maker, causi...[Details]
Notice of State Grid Corporation of China on optimizing the management model of provincial electric vehicle joint ventures
State Grid Beijing, Tianjin, Hebei, Jibei, Shanxi, Shandong, Shan...[Details]
Suzhou Dongwei Semiconductor Co., Ltd. recently received investment from Haobo Technology Investment Co., Ltd., which is wholly owned by Huawei Investment Holding Co., Ltd. According to Qic...[Details]
Vector control is an AC motor control theory proposed by F. Blaschke of Siemens in Germany in 1971.
Its basic idea is to imitate the magnetic field orientation method of the DC motor, decompos...[Details]
According to foreign media reports, capacitors will play an important role in powering future machines such as electric vehicles and mobile phones due to their high energy output and fast charging sp...[Details]
In recent days, the COVID-19 outbreak has escalated again in Beijing, making the overall positive domestic anti-epidemic situation severe. The production and life that had just restarted have been di...[Details]
New York’s energy storage deployment target of 1.5GW by 2025 was warmly welcomed by the industry when it was introduced in early 2018, but this has been “doubled” to 3GW by 2030.
G...[Details]
"Electronic Assembly and Debugging" Preliminary "Electronic Scale" Circuit Function Introduction 1. Function Description Electronic scale is mainly controlled by single chip STC90C52RC core to realiz...[Details]
Voice ICs are generally divided into 4 audio output modes. However, we usually only see two. What are the four? They are: current DAC audio output mode, dual PWM direct push audio output mode, volt...[Details]
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