[align=left][font=微软雅黑]Diode is one of the most commonly used electronic components. Its biggest characteristic is unidirectional conductivity, that is, current can only flow through one direction of ...
The book on power supply design describes it this way. I have many questions about the inductor current ripple rate.From this formula in the book, we know that r is related to the volt-second product,...
After unboxing, verify the BOX function through the APP and take a photo with the sensor in use.
Unboxing and charging
APP installed successfully
DEMO 1
DEMO 2
DEMO 3
Signal StrengthChargingThe device...
This content is originally created by EEWORLD forum user chenbingjy . If you want to reprint or use it for commercial purposes, you must obtain the author's consent and indicate the source.Chapter 4: ...
I bought an LSM303DLH magnetic field sensor module online and planned to use the CH579M-R1 development board to drive it. Here is a photo of the module:There are 8 pins on the module, 4 of which are u...
With the continuous progress of society and the development of the Internet of Things, the outdoor application scenarios of electronic products have continued to grow at a high rate. Electronic produc...
51 single chip microcomputer structure: Thinking structure is important: As can be seen from the figure above, the memory of the 51 microcontroller is divided into two parts: program memory ROM and...[Details]
Based on practical experience, professionals have summarized 13 requirements for LED display screens in various sports venues for your reference.
1. Installation location and number of disp...[Details]
introduction
At present, most of the various switching power supplies used in various electrical equipment use indirect DC/DC conversion circuits. It has the advantages of good isolation p...[Details]
Kernel version: 2.6.14
The service routine of the dup system call is the sys_dup function, which is defined in fs/fcntl.c. The code of sys_dup() may be one of the simplest, but it is such a simple sy...[Details]
The schematic diagram of the MCU thermometer design simulation is as follows. There are two versions of AVR16 chip and AVR128 chip. The MCU source program is as follows: /*---------------------...[Details]
In 2021, my country's electronic information manufacturing industry achieved double-digit growth in added value and export delivery value; profits grew rapidly; and the growth rate of fixed asset inv...[Details]
Since the product is a mobile device, the power consumption requirement is relatively strict. Currently, a large MCU + small MCU is used. The small MCU mainly controls the power supply of the large M...[Details]
Pulse Width Modulation, PWM (Pulse Width Modulation), modulates the width of a series of pulses to equivalently obtain the required waveform (including shape and amplitude). PWM control technology ...[Details]
Recently, AutoNavi Map officially launched the HD version of lane-level navigation, which is committed to upgrading the traditional map navigation experience to a new level. Since last year, AutoNavi...[Details]
1. Introduction With the rapid development of electronic technology, the design of electronic circuits has become increasingly complex. Microcontrollers have been increasingly widely used in ele...[Details]
Based on the FPGA platform, Zixing Technology continues to mass-produce highly reliable, cost-effective advanced driver assistance systems (ADAS), intelligent cockpit systems (IMS), and other in-vehi...[Details]
Apple's long-awaited AirTag was finally released today. As previously rumored, users can attach this accessory to wallets, keys and other items to track them in the "Find" app. AirTag is equipped wit...[Details]
Figure 1: Zero voltage half-wave resonant boost converter circuit The main switch circuit is a zero voltage half-wave quasi-resonant boost converter, as shown in the figure. There are two ways to ...[Details]
As network applications become more and more common, more and more embedded devices are implementing Internet networking. TCP/IP protocol is a widely used network protocol. The core technology of e...[Details]
Toyota Motor Corporation, as a leader in the global automotive industry, has been
constantly exploring and experimenting in the field of
intelligence
. Our previous article also shared the d...[Details]
Analog electronics
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