The evaluation has finally come to an end. In order to achieve the goal of uploading indoor temperature, humidity and atmospheric pressure data to the cloud based on the Essence NB-IoT development boa...
When the servo drive system is loaded, the current waveform follows very well, the current is saturated, and the speed waveform oscillates when it starts (there are two waveforms, one from 0 to 2000 r...
Continued from the previous article~~~~~
Continue the decoupling/bypass journey~~~~~~~·
This is Murata's decoupling application manual, which is quite comprehensive, explaining decoupling applications...
Are there any seniors who are familiar with Beidou chips and GPS chips who can recommend some relatively stable, low-power, and low-voltage Beidou chips and GPS chips?...
travis: Add BLE submodules to ESP32 IDF4 build.
esp32/boards: Enable BLE by default when building with IDF 4.x.
esp32: Implement BLE using Nimble from IDF 4.x....
[i=s]This post was last edited by kit7828 on 2022-3-10 14:00[/i]There is a ch2601_rgb_marquee_demo in the routine of Pingtou Ge, which is a demo to realize the three-color marquee effect of RGB LED la...
Real-time clock chip (RTC) is a small branch in the large family of integrated circuits with a wide variety of products. Its main function is to provide the electronic system with the current date an...[Details]
I2C bus protocol program When I was making the program, I found Zhou Ligong's program on the Internet. I felt it was pretty good, so I reposted it. When using it, you must pay attention to the issues...[Details]
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Function: PTR8000 sends data 0-255 in a loop
Time: 2009-06-20 The first MEGA8L debugging was successful
Power supply: 3.3V
Crystal oscillator: 1MHz interna...[Details]
In the previous article, I didn’t finish talking about the probe function corresponding to the LCD device driver. This article will continue to talk about the probe function. s3cfb_pre_init(); Last...[Details]
A megger, also known as a megohmmeter, is an instrument used to measure the insulation resistance and high-value resistance of the equipment under test. It consists of a hand-cranked generator, a met...[Details]
I think 74HC595 is equivalent to a register that you can see. The data input can only be serial 8-bit input, and the output can be selected as serial output or parallel output.
If two 74HC595s ar...[Details]
As we all know,
for
LED
to light up normally, it must be provided with a relatively stable voltage and current. Because it is
a
semiconductor
device, it can only conduct in one direct...[Details]
1 Introduction
In current pulse power systems, high-voltage capacitors are usually charged by linear power supply resonance or constant current of traditional resonant high-frequency switching power...[Details]
China Energy Storage Network
: Among the 28 "first batch of new energy
microgrid
demonstration projects" released by the National Development and Reform Commission in May last y...[Details]
According to 36Kr, Qike Quantum recently completed an angel round of financing of 50 million yuan, with investors including Zhongguancun Development Frontier Fund, Zhongguancun Golden Seed Fund, etc....[Details]
The program process is very simple. After the system is powered on, LED0-LED3 will light up and LED4-LED7 will go out. When SW8 is pressed for the first time, LED4-LED7 will light up and LED0-LED3 ...[Details]
1. The code of the operating system software cannot be too long. Due to the relative lack of system hardware resources of the 51 series microcontrollers, if the code of the operating system is larger...[Details]
Famous humanoid
robot
manufacturer Agility Robotics recently announced that veteran technology executive Peggy Johnson will serve as the company's CEO, replacing co-founder Damion Shelton. ...[Details]
The rapid popularity of USB-C in the industrial field is mainly due to its ultra-thin design, user-friendly universal connector experience, and its ability to support USB4, Thunderbolt and HDMI an...[Details]
On August 9, Qualcomm announced a long-term licensing agreement with Huawei in its Q2 earnings conference, which was seen as a signal of in-depth cooperation between Qualcomm and Huawei. Today, US me...[Details]
RF/Wirelessly
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