Due to the needs of the graduation project, this module has two functions: 1. Sampling two groups of signals, one is an adjustable sinusoidal current signal with a maximum frequency of 1M. After consi...
[font=宋体] Now most of the files on the Internet are in PDF file format. Sometimes after downloading a file from the Internet, you find that the data inside looks messy and not as neat and intuitive as...
We are developing a driver for a large hard disk. We use EDMA to transfer data with memory. We can only transfer 4K data each time. If I increase the transfer value to 8K, a memory error will occur wh...
The official STM32MP1_Yocto_SDK_V1.2.0.xz development package provides the tools needed for STM32MP157 Linux application development. After decompression, the installation file inside is a huge .sh sc...
[size=4]As one of the main components of analog circuits, op amps have two power supply modes: single power supply and dual power supply. Which power supply mode to choose is a confusing point for beg...
MSP430 can choose to use up to three oscillators depending on the model. We can choose the appropriate oscillation frequency according to our needs, and we can turn off the oscillator at any time when...
"Originally, there are many people who can design very good
chips
, but the market does not give domestic
chips
the opportunity to iterate, and domestic companies cannot give engine...[Details]
I recently upgraded MDK to V5.25 and found that there are many libraries in the Managing Run-Time Environment. Compared with the past, it is much better, from the bottom-level driver to the upper-le...[Details]
All relevant units:
In accordance with the relevant requirements of the provincial and municipal electric vehicle charging infrastructure construction work, in order to further standardize the...[Details]
China Energy Storage Network:
At the Boao Forum, Zhu Min, the current dean of the National Institute of Finance at Tsinghua University, said: "When talking about blockchain, we must first sep...[Details]
According to foreign media reports, the 2018 GMC Terrain Denali is equipped with multiple collision detection systems, and a recent test verified the safety of the system. Even when driving in a bu...[Details]
The day before yesterday, another mainland technology company submitted a prospectus to the Hong Kong Stock Exchange. The company is called "Jia Nan Creative (hereinafter referred to as 'Jia Nan')"...[Details]
The photovoltaic industry has become a new business card for China to the world. It not only represents China's leading technology, but also constantly breaks various records with its development spee...[Details]
Use the STM32 timer input capture module to control 3-way ultrasonic sensors. The ultrasonic sensor used this time is the common HC-SR04, which is often used in the obstacle avoidance system of smal...[Details]
The clock system of STM32 can be directly summarized in a diagram (from the STM32F10X reference manual). The following is an analysis of this diagram 1. STM32 input clock source 1.1 Function of cl...[Details]
T1 or T2 are two timers/counters of MCS-51 microcontroller. The first method can use two timers/counters to generate rectangular waves. In order to save interface resources, the second method is used...[Details]
One addend is in the on-chip RAM 40H, 41H, 42H units, the other addend is in the on-chip RAM 43H, 44H, 45H, and the sum is stored in the 50H, 51H, 52H units, with the carry bit stored in 00H. Please ...[Details]
Use P1.0 to output 1KHz and 500Hz audio signals to drive the speaker as an alarm signal. It is required that the 1KHz signal sound for 100ms and the 500Hz signal sound for 200ms, alternating between...[Details]