The AT32F421 development board is equipped with an Arduino interface, which greatly facilitates the expansion of peripherals and functions. For example, we can use its I2C interface to drive the displ...
Common communication types in the field of Internet of Things include wired communications as follows: RS485: two-wire system, differential signal transmission, half-duplex communication, and a maximu...
[i=s]This post was last edited by littleshrimp on 2021-10-25 20:23[/i]When I first searched for it, I was a little excited to see that there were two DD10s, thinking that the same DVP data line could ...
The output of the comparator LM239DRG has a 10k pull-up resistor, which is connected to the input of the OR gate 74AHC32D. It is found that no matter what, the voltage at this point is always very low...
HPM6750 contains a 16-bit ADC with a 2MSPS sampling rate. It looks very attractive. Let's try connecting it.Use the ADC16 routine in the official SDK, dig out the old 51 development board, use the pot...
[i=s]This post was last edited by Feng Xuetian on 2019-1-20 22:22[/i] [align=left]In the last two weeks of the evaluation, we planned to build a comprehensive project based on Rapid IoT, "Smart Home T...
In pursuit of a more convenient, beautiful and comfortable life, advocating "Smart City" has long been a key construction project actively promoted by governments around the world. Building a smart c...[Details]
What decision makers need to know about smart home and IoT device development
As the IoT market accelerates, becomes more accessible, and the hype around it gets more intense and confusi...[Details]
The system uses a single-chip microcomputer as the controller, and uses a pyroelectric human infrared sensor and a light intensity sensor system to detect whether there are people in the room and th...[Details]
Instruments are devices or equipment used to detect, measure, observe, and calculate various physical quantities, material components, physical parameters, etc. Vacuum leak detectors, pressure gauges...[Details]
Reference: sh-t 3104-2013 Petrochemical Instrument Installation Design Specification. General provisions for installation of instrument equipment: 1. The installation location of on-site installation...[Details]
The immutability and uniqueness of fingerprints make fingerprint recognition technology the most widely used identity authentication. In recent years, with the development of the latest information p...[Details]
At present, the construction of intelligent Asian Games traffic and monitoring system in Guangzhou is being vigorously promoted. By using the continuously developing intelligent traffic science and t...[Details]
The energy meter has evolved over a century: from mechanical meters to today's various types of electronic energy meters, including new prepaid energy meters, multi-rate energy meters, and el...[Details]
A relay is an electronic control device that has a control system (also known as an input circuit) and a controlled system (also known as an output circuit). It is usually used in automatic contr...[Details]
In the early morning of the last week of September 2020, Tesla launched Tesla Battery Day. The biggest highlight of this Battery Day is nothing more than Elon Musk's plan: three years later, he...[Details]
1. Selection of several verification methods The calibration of flow measurement instruments usually adopts two methods: real flow calibration and dry calibration. The method used to calibrate the fl...[Details]
Recently, the project results of "Ka-band CMOS phased array chip and large-scale integrated array antenna technology" led by Professor You Xiaohu and Professor Zhao Dixuan from the School of Informat...[Details]
Recently, Silicon Labs released its third-quarter 2024 performance report, with both revenue and profit exceeding the expected median. Revenue in the third quarter was US$166 million, a 14% increas...[Details]
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