I got the ESP32_Audio_kit development board a few days ago.
After looking at the schematic, I found this circuit in the USB2UART block.
What is the function of this circuit?
My understanding is that U...
Does TI have calculation documents for step-down DC chips and LDO principles?
There are doubts about the two formulas
1. Which formula for calculating duty cycle is correct?
Which formula is correct, ...
[backcolor=rgb(222, 240, 251)]The circuit I used to power the TFT LCD screen is shown above. [/backcolor] [backcolor=rgb(222, 240, 251)]If the screen is not connected, all four voltages are normal. [/...
First, in Thonny's view menu, check plotter.Then in the program, print out the data you want to visualize, and Thonny will automatically determine the printed value and draw the plot. The printing met...
Hi, good afternoon everyone~ Recently, I received some suggestions from netizens: "Open a domestic MCU section".
Recent news and discussions have made me realize that domestic chips face both opportun...
[i=s]This post was last edited by qq825117996 on 2020-9-3 16:59[/i]Cube automatically generated code
void MX_TIM2_Init(void)
{LL_TIM_InitTypeDef TIM_InitStruct = {0};/* Peripheral clock enable */LL_AP...
Mines have become the first scene to achieve commercialization in the L4 autonomous driving ecosystem
Autonomous driving was once regarded as the ultimate scenario for artificial intelligence....[Details]
Semtech Corporation (NASDAQ: SMTC), a leading supplier of semiconductor products and advanced algorithms, announced that YoSmart, a high-tech company focusing on smart home systems and products, has ...[Details]
Less than two weeks after launching end-to-end bookmark encryption for Safari, Apple is abandoning the extra protection. In early October 2021, Apple's support document was updated to show that Saf...[Details]
Working principle of infrared receiving diode Infrared receiving diode is also called infrared photodiode. It is widely used in audio, color TV, air conditioner, VCD player, DVD player and video ...[Details]
PLC (Programmable Logic Controller) is a control device widely used in the field of industrial automation. TRD (Transport Register Direct) and TWR (Transport Word Reverse) are two commonly used dat...[Details]
Our fl2440 development board uses the s3c2440 chip, which is very similar to the MINI2440, so there are not many changes required and porting is relatively easy.
1. $ sudo tar -xjf linux-3.0.t...[Details]
1. Existing UPS design solutions
When data equipment is first built, it mainly uses AC
power
, so most of them are equipped with UPS devices to power it.
When configuring UPS ...[Details]
Analysis Method: BJT RFI Rectification
Experiments have shown that BJT-input devices have a higher sensitivity to RFI rectification than similar devices with FET inputs, and a more analytical ...[Details]
1. About the coprocessor XGATE The S12XE series dual-core microcontroller launched by Freescale integrates a programmable RISC core XGATE coprocessor (dual-core) that is specifically used to handle...[Details]
The simulation schematic diagram is as follows and the MCU source program is as follows: #include reg51.h #include "lcd.h" #include intrins.h #define uchar unsigned char #define uint un...[Details]
Reliable protection devices minimize impact on signal integrity
Nijmegen, August 2, 2022: Nexperia, a high-volume expert in essential semiconductor devices, today announced the expan...[Details]
When you use a signal generator (signal source) to output a continuous wave, the signal generator confirms its output amplitude accuracy at the RF output port. Because the temperature increases over ...[Details]
Introduction
The laboratory animal individual ventilated cage (IVC) (closed loop) monitoring system uses a microcontroller to collect parameters such as the ventilation volume of the cage fan a...[Details]
Figure 1 is a schematic diagram of the principle of the shunt capacitor static compensator (SVC) system. The detection controller is the core module of the system. The module consists of 80C196KC M...[Details]
Analog electronics
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