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A major selling point of the WCH57x series this time is the 2.4G BLE 4.2
Let's start with that.
There is not much official information available
In additi...
As shown in the figure, the test voltage is marked on the figureThe voltage on the left side of 330K becomes lower when it reaches the op amp's non-inverting input, but the voltage at the feedback-reg...
If we want to connect the world, one protocol is not enough?
Connecting buildings, factories and power grids? Multi-protocol and multi-band is the only way
Thread, Zigbee, Bluetooth 5.0 and Sub-1 GHz,...
Can someone help me, I'm using this board MSP430G2553 (should be this one) (Hot Wheels touchpad) to control the volume of the computer media player. I saw a Hot Wheels review posted by a big guy befor...
Last time, when making a screenless version of the multimeter, there was no frequency and duty cycle measurement function when measuring AC signals. This time, ESP32 is used to collect AC signals and ...
In order to achieve the best performance of the power supply system, simulation analysis is usually performed after the power supply design is determined to verify the accuracy and feasibility of the ...
When I first started working, I didn't think so far ahead. I just wanted to learn a technology and find a good job. At least it's better than going to a construction site to move bricks or do general...[Details]
How to use
① First, mechanically adjust the zero. By adjusting the positioning screw, make the pointer point to the zero scale line of the ammeter.
② Select the appropriate gear. There are two ide...[Details]
近年来,随着人们逐步适应新的联系方式,移动应用程序和网络服务的使用显著增加,对几家大型科技公司的依赖也随之增加。与此同时,美国和欧洲的反垄断监管机构一直在密切地关注这一问题,更加希望调查一些大型企业在科技市场的主导地位。 One of the issues is how much control platform operators have in the mobile app economy ...[Details]
1 Introduction
In recent years, China's automobile industry has developed rapidly, and the market for automobile-related electronic products has become increasingly large. As a representative of t...[Details]
The rapid development of computer technology, communication technology and microelectronics technology, as well as the mutual penetration and integration of the three, have laid the foundation for ...[Details]
With the rise of MP3 mobile phones, users not only have higher and higher requirements for the volume and sound quality of mobile music, but also have higher and higher requirements for the storage c...[Details]
The spectrum analyzer has a variety of "bandwidth" settings, such as intermediate frequency bandwidth IFBW, resolution bandwidth RBW, video bandwidth VBW, demodulation bandwidth DBW, I/Q analysis ban...[Details]
Apple is a representative example. Currently, many mobile phone manufacturers have cancelled the standard charger in the name of "environmental protection". Recently, some netizens found that s...[Details]
This Bluetooth receiver uses the BTM334 Bluetooth module, uses the module's I2S as audio output, and the DAC uses TI's PCM5121 to support USB sound card function.
The BTM334 Bluetooth mo...[Details]
On March 1, the State Council Information Office held a press conference. In response to the question of "what specific goals or production plans does China's chip industry have in the '14th Five-Y...[Details]
Recently, the Ministry of Industry and Information Technology issued the "Guidelines for the Construction and Operation of New Energy Vehicle Power Battery Recycling Service Networks", which puts f...[Details]
On October 19, 2023, the fifth , which has attracted much attention from the automotive industry, was released in Shanghai. The special was awarded to Mu Niu Technology in recognition of Mu Niu 4D T...[Details]
1. Offline interpolation of CNC system
In the CNC system, the traditional offline interpolation method must first be modeled through the geometric modeling system, and on this basis, the relev...[Details]
1. General process of bare metal development
Note: This assumes that you have already set up a bare metal development environment
Our general bare metal development process: Figure 1-1:
...[Details]