[i=s] This post was last edited by I Love Download on 2019-5-6 10:59 [/i] [align=left][size=4]Here we will look at message queues and mailboxes together, because their mechanisms are similar, the only...
RFID (Radio Frequency Identification) is a short-range wireless communication technology. Compared with other short-range wireless communication technologies such as WLAN, Bluetooth, infrared, ZIGBEE,...
Just started playing with micropython
I used I2C to read the data of the pressure register, but encountered a strange problem
for example
import time
import os,sys
from machine import Pin,
I2C i2c = I...
[media=x,500,375]https://training.eeworld.com.cn/course/5120/learn?preview=1#lesson/19780[/media] The system's requirements for amplifier output power are getting higher and higher, which has promoted...
[color=#333333][font=宋体][size=4]The civil electricity in my country is 220v 50Hz alternating current. Although the voltage and frequency in other countries in the world are not exactly the same as tho...
DEFFCT ...ENDFCT: Define a function
DEFFCT data type name ( variable: IN | OUT ) instruction RETURN function value ENDFCT
syntax:
element
illustrate
...[Details]
3. Grounding
In practice, there are three basic signal grounding methods: floating ground, single-point grounding and multi-point grounding.
1. Floating ground
Floating ground re...[Details]
According to SEMI's latest updated global Fab forecast report on September 12, 2019, California time, the investment in new Fab projects to be started in 2020 is expected to reach nearly US$50 billio...[Details]
Circuit principle: Switching is selection in principle. There are many ways to select. The simplest way is to connect the signal lines directly together, such as the wiring board. The output signa...[Details]
Annual wafer shipments exceeded 2 million pieces for the first time, sales revenue and gross profit margin both increased, and 32 consecutive quarters of profitability... This is the impressive perfo...[Details]
When the internal program memory capacity of the microcontroller is insufficient, the program memory needs to be expanded. The program memory expansion of the microcontroller uses a read-only memo...[Details]
In the past few decades, from the development trend of the automotive industry, the requirements for comfort, efficiency, and environmental friendliness in automobile manufacturing have been contin...[Details]
AVR mega128 SPI control HC595
After many days of hard work, I finally have a comprehensive understanding of AVR controlling HC595 to drive digital tubes. I will write down my design experience...[Details]
1 What is the difference between the AC and DC ranges of an oscilloscope? When using Multisim software for circuit simulation, the oscilloscope has two gears: AC and DC. For the same signal, sometime...[Details]
Inverter shipments, this is another highly anticipated ranking! In 2021, the global inverter shipments of China have risen to a higher level, and the ranking has risen again, occupying the top four...[Details]
Transsion Holdings' 2020 annual report recently disclosed shows that as of the end of the reporting period, the company has obtained a total of 954 authorized patents, including 234 invention patents...[Details]
According to Semiwiki, Wave Computing is closing down. The report pointed out that the company has reportedly let all employees go and filed for Chapter 11. However, according to industry insiders, W...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
The design of systems using high-speed analog-to-digital converters (ADCs) with high input frequencies (IFs) has always proven to be a challenging task. The use of transformers makes this task even m...[Details]
Real-time operating system RTOS
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