[i=s]This post was last edited by sfcsdc on 2020-6-18 09:24[/i]As shown in the figure, a PMOS is connected in series on the communication line S1 to control whether the signal passes.Now there are som...
How to achieve positive and negative pulse output using a single battery power supply
To output positive and negative bidirectional pulse waveforms, is it necessary to use a positive and negative powe...
Here , USART0 is used, and PA9 and PA10 are selected as the transmitter and receiver of the serial port respectively .Initialize the pins and serial ports, and configure PA9 and PA10 to AF1 standby mo...
In the latest update, the rp2 and stm32 ports can enable the ubinascii.crc32() function via MICROPY_PY_UBINASCII_CRC32, which will add about 90 bytes to the flash space.https://github.com/micropython/...
[font=微软雅黑, "][size=14px][color=#000000][size=3]I. Preliminary understanding of Kalman filtering[/size] 1.1 About Kalman Before learning about Kalman filter, let’s first look at why it is called “Kalm...
[i=s]This post was last edited by jinglixixi on 2020-9-29 19:46[/i]I originally planned to configure a display screen for the development board. With a display window, it would be easier to output inf...
Differential probes are mainly used to observe differential signals. Differential signals are signals that are referenced to each other rather than to ground. Ordinary single-ended probes can also ...[Details]
We can see some improvements in the system - 1. It includes the new Apple Cash card transfer and receipt function 2. Limit the amount of audio storage in the podcast app 3. Solved the home automation...[Details]
introduction In the development of electronic products, many interference issues are often encountered. These issues have a serious impact on the reliability and performance of the product. At the sa...[Details]
Huawei was founded in Shenzhen in 1987 as a small sales agent. By 2018, its annual global sales revenue exceeded US$100 billion for the first time. In 2018, the global shipments of Huawei mobile phon...[Details]
The Renishaw RMP600 is a compact, high-precision, radio-trigger probe that combines all the benefits of an automatic part-setting probe with the ability to measure complex 3D part geometries on a wide...[Details]
The microcontroller drives the 1602/2004 LCD through the PCF8574T module. Friends in need can take a look. //------------------------------------------------------------------------------------------...[Details]
TL431 has a special dynamic impedance and is a more precise controllable voltage source. In the circuit, TL431 is also used as a parallel voltage regulator circuit. Of course, the use method is not...[Details]
1 Introduction
DAC5687 is a dual-channel, 16-bit high-speed digital-to-analog conversion chip produced by TI of the United States. It has rich on-chip resources and multiple functions suc...[Details]
Measuring the frequency characteristics of circuit systems, such as amplifiers (including amplitude-frequency characteristics and phase-frequency characteristics), is an important part of circuit mea...[Details]
environment MPLAB X IDE Version: v5.10 Compiler: xc16-gcc v1.20 Solution 1. Open the menu Production Set Configuration Bits, and the configuration bit interface pops up. Modify the parameters acc...[Details]
This is a very hidden problem. If you don't pay attention, some chips on the circuit board will explode suddenly when the oscilloscope is connected, which will not only have a great impact on...[Details]
"The temperature measurement of the bushing joints and the main body during the trial operation is normal, and the leakage current data of the core and the clamps are normal." On December 22, the o...[Details]
Unable to recruit people, the market is "more wolves than meat"; the threshold is high, there are too few graduates each year; high salaries are used to poach people, raising corporate costs... Speak...[Details]
1 Background
Since the Mifare card key cracking incident in February 2009 attracted widespread attention from social media, the security of contactless IC cards has become one of the hottest t...[Details]
Background: MicroRNAs (miRNAs) are a class of non-coding small RNAs (~22 nt) that have been discovered in recent years and are highly conserved in evolution. As key post-transcriptional gene express...[Details]
Analog electronics
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