Energy-saving lamps, the continuation of the ten empirical laws of electronic ballasts . Hello everyone! Since the posting of the ten empirical laws of electronic energy-saving lamps, all parties have...
[i=s]This post was last edited by nettui on 2019-5-16 20:51[/i] [p=32, null, left][color=rgb(51, 51, 51)][font="]1. Overview[/font][/color][/p][align=left][color=rgb(75, 75, 75)][font=Verdana, Geneva,...
Reasons for choosing STC89C51RC and STC89C58RD+ series microcontrollers: ★ Strong encryption, cannot be decrypted ★ Super strong anti-interference: 1. High anti-static (ESD protection) 2. Easily pass ...
/******************************************************** Program function: MCU keeps sending data to PC, and displays ASCII characters corresponding to 0~127 on the screen----------------------------...
Temperature detection is a necessary monitoring system for us at home, in and out of the community or workplace, and when traveling. Infrared thermometers help reduce contact transmission through non-...
1. Two working states of ARM processor:
1. ARM state: 32 bits. The ARM state executes word-aligned 32-bit ARM instructions.
2. Thumb state, 16 bits, 16 bits with halfword alignment
Note: 1. Switc...[Details]
On June 3, Xinhua News Agency announced that the Ministry of Industry and Information Technology will issue 5G commercial licenses in the near future. Earlier, there were reports that 5G licenses wo...[Details]
The presence of the probe expands the scope of application of the oscilloscope, allowing it to test and analyze the electronic circuit under test online, as shown in the figure below: The role of ...[Details]
/* Name: Comparison of interrupt systems of C51, STM32 and S3C2440 Description: As for the interrupt systems of these three chips, as far as I know now, I would say: almost the same. Here, almost t...[Details]
Recently, Ruishi Technology completed its A2 round of financing, with a total financing of over 200 million yuan in rounds A1 and A2. Investors in this round include China Resources Runke Capital and...[Details]
Energy Taiwan will be held at Taipei Nangang Exhibition Center Hall 1, 1F from October 14 to 16, 2020. PEI-Genesis will work with Positronic to showcase a variety of connectors and wiring harness pro...[Details]
iPhone 7 has become the little prince of flashing among Apple phones. Does this surprise everyone? According to foreign media reports, after reverse engineering by developers, iPhone 7 has su...[Details]
For designers selecting high-speed data converters, power consumption is the most important system design parameter. Whether it is a portable design that requires long battery life or a small produ...[Details]
In 2002, surface mount LEDs (SMD LEDs) were gradually accepted by the market and gained a certain market share. The shift from pin-type packaging to SMD was in line with the general development tre...[Details]
Abstract:
In order to improve the rapid deployment capability of smart home systems and reduce construction costs, a design scheme for building the internal basic network of smart home syst...[Details]
The spi rate calculation formula is: PCLK / (CPSDVSR * ) Formula source: lpc1114 user manual SSP chapter CR0 register bit15:bit8 definition explanation PCLK is the current SSP clock, CPSDVSR is the...[Details]
A netizen installed ZTE's new Fulcrum operating system and wrote an article about his experience using it: "At present, this new fulcrum operating system will definitely not replace Windows. It's not...[Details]
Sweeping the market
According to public data, the average online sales price of self-cleaning sweeping robots has fallen for three consecutive quarters since the third quarter of last year...[Details]
Uboot adds custom commands: The commands in uboot are registered into the system using the macro declaration U_BOOT_CMD, and the link script will place all cmd_tbl_t structures in adjacent places. ...[Details]
The following three players want to occupy the "first" position in your heart. Let's see which one can impress you more? They are FS1=2MHz, FS2=100kHz, and FS3=500kHz.
So the question is...[Details]