We used multiple models of LOTO oscilloscopes, with bandwidths ranging from 20M to 100M , to measure passive and active crystal oscillators . We tested the waveforms of 12M, 15M , 24M, 48M, and 80M cr...
I bought Zhennan’s board and book, read Chapter 3 of the first volume, and did experiments.The main program is as follows:delay_init(); //±uart_init(9600);
ZNX_Board_Init(); //ZN-X ·°°VS1003_GPIO_Init...
Capacitive sensors can detect metals and non-conductive materials. Think of viscose, as well as water-based liquids such as (petroleum) oil and water or various other solids such as plastic, stainless...
With the issuance of 5G licenses, China has officially entered the first echelon of 5G commercial use. The main impact of 5G on us is not in the field of mobile communications, but in the field of the...
The value of difout is 50 times FB+-FB-, and the maximum voltage of difout to ground is VDD. When the supply voltage is 4V, does it mean that the difference between FB+ and FB- cannot be greater than ...
Android-based video control carTable of contents
1. Source of creativity
II. Project Overview
3. Advantages
4. Function
5. Materials
6. Detailed Introductionn 1. Source of creativityIn the field of se...
The topic of 5G has never stopped this year. It has even become a popular word at the two sessions due to its high-tech attributes and wide application. At the meeting, Lei Jun, chairman of Xiaomi, a...[Details]
0 Introduction Industrial field equipment is becoming more and more complex, and single serial communication makes the system more and more complex. Bus control has also become the mainstream of cont...[Details]
To learn here, you must first understand the basic information of SD card: The SD card protocol has too many parts and is quite complicated. The recommended document is: "Simplified_Physical_...[Details]
Common fault tolerance of CAN line faults
The physical layer of the CAN bus is the driver circuit that connects the ECU to the bus. The total number of ECUs will be limited by the electrical l...[Details]
By manually inputting single pulses to the /INT0 of the 8051 microcontroller one by one, an interrupt is requested to the microcontroller. Each time the microcontroller interrupts, it outputs 55H, AA...[Details]
I have previously introduced five ways to manage Linux virtual memory. One of them (called VMA) is used to manage user space virtual memory. This article will introduce VMA. What is VMA mmap(VMA) i...[Details]
1. Manufacturing of plates Including: lead powder manufacturing, grid casting, plate manufacturing, plate formation, etc. ⑴ Lead powder manufacturing equipment: pelletizing machine or segmenting mac...[Details]
Not long ago, the Gaogong Intelligent Automobile Research Institute disclosed a set of monitoring data. In 2023, there will be 1.7348 million standard smart driving domain controllers installed on p...[Details]
According to foreign media reports, on February 11 local time, Hyundai Motor Company announced that it will expand its partnership with the U.S. Department of Energy (DOE) to further support the DOE'...[Details]
Stellantis Group and Contemporary Amperex Technology Co., Ltd. (CATL) announced today that they have signed a non-binding memorandum of understanding, which stipulates that CATL will supply lit...[Details]
Semiconductor chips have now become the core of the digital economy, with applications ranging from smartphones and automobiles to critical applications and infrastructure in healthcare, energy, comm...[Details]
Introduction
Discrete
difference amplifiers
with op amps and external gain-setting resistors
have mediocre accuracy and significant temperature drift. Using 1%, 100ppm/°C stan...[Details]
SPT type chip inductor
Characteristics and Application of SPT Chip Inductors
●Use carrier tape packaging for SMT.
●Small size, can be used ...[Details]
Analysts pointed out that Intel CEO Pat Gelsinger's high-risk acquisition strategy aimed at restarting the foundry business is clearly a transformational acquisition. But the problem is that Intel la...[Details]
Tesla CEO Elon Musk has repeatedly said he would open up its Supercharging network to other competitors, but the company has never done so in the U.S. market, according to foreign media reports. Now M...[Details]