Zynq-7015 SoC Industrial Core Board (SOM-XQ7Z15)1. Introduction to the core boardSOM-XQ7Z15 is a heterogeneous multi-core industrial core board designed based on the Xilinx Zynq-7000 series XC7Z015 hi...
How to use a charge pump in a non-isolated DC/DC converter? What is the driving principle of the common LED lamps around us? Go beyond the ideal circuit model and work with the teacher to solve variou...
"ARM Architecture and Programming" is divided into 14 chapters, which provide a relatively comprehensive introduction to the architecture, instruction system and development tools of ARM processors. I...
I had some time to solder the board today. I used a 0.33R current sampling resistor because I only have this one. I used a 2K resistor for the CSO pin. I used an external resistor to set the voltage t...
This work designs and implements a non-contact sensing current signal detection device. The peak-to-peak value of the current passing through the load resistor is increased to above 1A through the pow...
The insulation resistance tester is an ideal testing instrument for measuring the insulation resistance of large-capacity transformers, high-voltage motors, power capacitors, transformers, generat...[Details]
Generally speaking, in the operation and welding of the MINI USB connector seat, please pay attention to each pin aligning with each wiring point on the pad. The back should be pressed lightly with...[Details]
According to statistics from the Ministry of Transportation, fatigue driving is one of the main causes of traffic accidents. Due to the hot weather and poor air quality in Taiwan in summer, many d...[Details]
Why is it necessary to use a receiver instead of a spectrum analyzer in EMI certification? What is the difference between them?
Most spectrum analyzers use a superheterodyne structure, which is t...[Details]
In fact, the IROM code of Exynos 4412 has already set the PLL. We can print out the PLL register values set by IROM through the serial port. These values are printed out like this (excerpted from...[Details]
1. The implementation principle of LED driver:
The conductivity of the transistor is controlled by the high and low levels of the GPC0_3 and GPC0_4 pins, thereby controlling the on and off of ...[Details]
According to Marklines statistics, the total sales of electric vehicles in the world in 2020 was 2.8924 million, a year-on-year increase of 45%. As electric vehicles are rapidly becoming popular, bat...[Details]
With the increase in the number of cars, the probability of traffic accidents also increases. After an accident, it is difficult to analyze, judge and repair with traditional methods. This raises a qu...[Details]
On October 21, Zhanshengwei released its third-quarter report stating that from July to September 2021, the company achieved operating income of 1.124 billion yuan, a year-on-year increase of 15.33%...[Details]
1. Project Overview 1.1 Introduction The GSM wireless intelligent transformer integrated alarm system based on AVR designed in this project aims to provide a wireless intelligent transformer inte...[Details]
According to a report from Chedongxi on December 13, today, the US Federal Communications Commission (FCC) unanimously voted to approve a proposal that will reallocate 75MHz of spectrum in the 5.9...[Details]
1. Hardware circuit
The I2C bus is a simple, bidirectional, two-wire synchronous serial bus developed by Philips. As shown below:
SDA (serial data line) and SCL (serial clock line) are bo...[Details]
RF/Wirelessly
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