MAX3485 and MAX485 are both 485 communication chips, with operating voltages of 3.3V and 5V respectively. Can the two chips be used together, that is, the output pins A and B of the two chips are conn...
[i=s]This post was last edited by ttkx on 2019-1-5 21:55[/i] Because I am far away from Beijing, I received the Rapid Iot blue box a little late. In addition, I was busy with the project these days, s...
From: https://www.hackster.io/dhritimanhb2015 ... uit-21e30bThis is a simple inverter circuit based on 13007 transistor, which is very suitable for small loads such as 15w LED bulbs, mobile chargers a...
1. Introduction
FM33LG0 has a 12-bit SAR-ADC with a maximum sampling rate of 2Msps, supports single-ended input and differential input, and can freely select VREFP or VDDA as the REF+ reference voltag...
This reference design implements Class 0.1 split-phase energy metering using high-performance, multi-channel analog-to-digital converters (ADCs). Independent ADCs sample the output of current transfor...
On March 3, Volvo recently tested the wireless battery charging function for six XC40 RECHARGE pure electric taxis in Sweden. The wireless charging technology is reportedly provided by Momentum Dyn...[Details]
The magnetic level gauge is a new, high-quality and low-cost liquid level measuring instrument. The working principle, technical parameters and calibration methods are compared with the common liquid ...[Details]
When driving at night, are you dazzled by the high beams of oncoming vehicles? Do you subconsciously close your eyes when you see the high beams of vehicles behind you shining on your rearview mirror...[Details]
JPMorgan analyst Samik Chatterjee predicted in a report on Monday that Apple will launch a cheaper 5G iPhone SE in the first half of 2022, which may be priced at around $399, and will sell about 30 m...[Details]
Amway Holdings (300218.SZ) announced that it has started to interact and cooperate with Google Inc. and its related companies since 2021, and has passed Google's on-site audits of its quality managem...[Details]
Pay attention to the installation of flammable gas detectors in explosion-proof places. For example, Class A factories that emit flammable gas should use explosion-proof flammable gas alarms, and the...[Details]
1. Introduction
1.1 Overview of domestic and international development
Intelligent distance measurement systems have a certain level of research in China and are mostly used in the automotive ind...[Details]
Name: 51 single chip microcomputer drives buzzer to sound Platform: Keil 4, Ly-51S learning board Content: Simulate alarm sounds, such as the beeping of an alarm clock ----------------------------...[Details]
Many of you have had similar experiences. When using ucosii to create a task, you are not sure what the appropriate task stack size should be. In frustration, you just randomly set a number, such as 1...[Details]
LED luminous characters are luminous characters made with light-emitting diodes as light sources. LEDs can save a lot of electricity for the country and users, and save a lot of work hours for co...[Details]
The importance and development trends of autonomous driving technology With the advancement of science and technology and the increasing social demand for green travel, autonomous driving technolog...[Details]
I have always wanted to find an opportunity to write an article about smart driving and parking. I have mentioned it many times in previous articles. Recently, Zongmu Technology, which started its bu...[Details]
Introduction: SSD1770 is a single-chip CMOS color STN LCD driver controller for dot matrix display system launched by Solomon Technology in 2005. At present, SSD1770 has been applied to the connectio...[Details]
1 What is NCM811 ternary lithium battery This may be a very boring technical sharing article, but at this time before the subsidy is withdrawn, it may change the direction of the next new energy ma...[Details]
The Energy Monitor design is a complete tool for measuring and displaying the energy consumption of various loads (such as major appliances) in smart buildings. With this tool, engineers can quickl...[Details]
DIY/Open Source Hardware
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