I. Antenna Principle1.1 Definition of Antenna:A device that can effectively radiate electromagnetic waves in a certain direction in space or can effectively receive electromagnetic waves from a certai...
Original address: Reference measures for improving the output ripple of switching power supplies Author: Renco
The output ripple of the switching power supply mainly comes from five aspects:
1. Input ...
Design name: DIY mobile slide for electron microscope
Image:I bought the slide for a few dollars online. I don't know what product it is used for.
System structure:1. PYthon host computer program
2. r...
First of all, I would like to thank @dcexpert for donating the development board. Here is a brief introduction of the board:pybL series development board, ultra-low power consumption, supports micropy...
Added lcd_support function in ecos, slightly different from the previous port of emwin
This porting explored how to set aside a space in RAM for use as a framebuffer.
Linux and WinCE both...[Details]
Automobile safety systems are mainly divided into two aspects, one is active safety system, the other is passive safety system. Active safety is to avoid accidents; while passive safety is the protec...[Details]
The independent watchdog (IWDG) is driven by a dedicated 40kHz low-speed clock.
It is still effective even if the main clock fails.
The window watchdog is driven by a clock divided from the APB1 clo...[Details]
The design uses the 8-bit single-chip microcomputer STC12C5A60S2 of Hongjing Technology as the central controller, and combines the NAND flash memory chip K9F4008 to store the 8×128 dot matrix LED ...[Details]
Researchers at UC Berkeley say they are the first to use silent speech and sensors to train artificial intelligence to collect muscle activity. Silent speech is detected using electrolysis, with elec...[Details]
The working principle of ultrasonic ranging and temperature measurement is: ultrasonic digital ranging is to use ultrasonic emission, and the time difference after receiving the reflected echo of the...[Details]
1. Program Settings Add the FLASH offset address setting in the first line after entering the main() function, as shown in the figure: 2. Project Settings The space occupied by the Bootload...[Details]
From April 10 to April 12, 2024, Dong Wei, deputy secretary of the Party Committee, deputy chairman and general manager of Haili Group, and his delegation went to Xiangxi to investigate the develop...[Details]
Mobile phone battery charger program made by STC12C2052AD microcontroller #include stc12c2052ad.h #include intrins.h #define uchar unsigned char #define uint unsigned int sbit REF =P1^0; sbi...[Details]
NXP Semiconductors NV (NASDAQ: NXPI) announced the appointment of Dr. Tingwei Li as Chairman of NXP Greater China. Dr. Li Tingwei will be fully responsible for all matters of NXP China and related ...[Details]
When several interrupt sources request an interrupt to the CPU at the same time, they are queued according to the severity of the real-time events that occur, and the interrupt request of the mos...[Details]
On July 22, Redmi Note 10 appeared in AI benchmark. AI benchmark shows that the Redmi Note 10 is equipped with the MediaTek Dimensity 820 chip. Currently, Redmi Note 9, Redmi Note 9 Pro a...[Details]
With the development of urban economy, the harm caused by induced lightning and lightning wave intrusion has greatly increased. Lightning rods on general buildings can only prevent direct lightning...[Details]
Bandwidth is a basic indicator of an oscilloscope. It is usually determined by the bandwidth of the measured signal. The following formula can be used as a reference: 1. Signal bandwidth = 0.5/signal...[Details]
The ADS1232 and ADS1234 are bridge sensor analog-to-digital converters (ADCs) from Texas Instruments (TI). To better understand these ADCs, let's first look at the target application: weigh scales. T...[Details]
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