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[i=s]This post was last edited by Jacktang on 2020-10-24 20:32[/i]The impedance of the capacitor is related to the signal frequency, and different impedances can be obtained under the input of differe...
This time, we plan to use the human body sensing module + Bluetooth to sense whether there is someone and get relevant information from the Bluetooth APP.For the Bluetooth part, we still use the Bluet...
Different transmitter product brands and different product types may use different chip manufacturers and chip models, and the quality of the products presented to consumers may also vary greatly. We ...
I need help from all the experts. I am currently developing Bluetooth communication between bluenrg-2n. The host processor is stm32f405. Bluenrg-2n and stm32f405 use spi for communication. I am a comp...
1) DSP's CLKOUT has no output and does not work properly.2) Emu0 and Emu1 need to be pulled up.3) The frequency of TCK should be 10M.4) In a 3.3V DSP, the PD pin is powered by 3.3V, but the emulator n...
According to foreign media reports, Outsight launched a new technology at the Autosens conference (showing new technologies used for automotive automation and self-driving cars for the first time) - ...[Details]
According to Taiwanese media reports, touch screen chip manufacturer Elan Electronics announced today that it will raise product prices across the board starting today to cope with rising costs, with...[Details]
At present, the application of readers is becoming more and more widespread. In the process of production and sales, people often suffer from the lack of a quick and easy way to intuitively display th...[Details]
Microcomputer element analysis instruments are used to analyze the content of carbon, sulfur, manganese, phosphorus, silicon, copper, nickel, chromium, molybdenum, rare earth, magnesium, titanium, z...[Details]
The 2019 UK Vehicle Dependability Study, the latest consumer survey by J.D. Power, an authoritative market research organization in the United States, shows that problems with the audio, communicatio...[Details]
Taiwan-based electronics foundries announced their April revenues. Pegatron continued its good performance from March, with monthly revenue growing by 25%. Quanta also maintained its monthly growth p...[Details]
/****************************************************** *********************/ /* Name: Serial communication Function: Send the received data group intact */ /*****************************...[Details]
Determination of lead content in solder by atomic absorption spectrometry in SMT welding technology
1. Scope of application
This method is applicable to the determination of lead (less th...[Details]
Usually when a microcontroller communicates with other terminals through a serial interface, the two terminals need to have the same baud rate to achieve accurate and reliable communication. Automa...[Details]
At present, there are endless electronic products on the market, and there are also various chargers for various electronic products. This not only wastes resources, but also is not conducive to envir...[Details]
OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robo...[Details]
We found in the ColorOS official forum that OPPO A3 and OPPO A91 have recently started recruiting limited-edition users to try ColorOS7. Since they are the first batch, the number of places is limite...[Details]
introduction
With the continuous application of contactless logic encryption cards, the shortcomings of its technology are increasingly exposed, and it is difficult to meet the needs o...[Details]
The learning of stm32 is to understand how to configure the software, first understand the hardware connection, and then combine them; #include "stm32f4xx.h" #include "led.h" #define KEY0...[Details]
4mA～20mA current control circuit
Figure 4 shows a single-channel digital-to-analog converter used in an isolated 4 mA to 20 mA current loop control circuit. The AD56624 is packaged in a SOT-23 p...[Details]
Microcontroller MCU
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