With the pressure of the 2020 epidemic and the severe international situation, the replacement of domestic chips has become an inevitable trend. It doesn’t matter whether you replace it early or late....
1. Create a projectAfter successfully installing the CCS development environment, run CodeComposer Studio 5.5.0.exe (default in the start menu). Enter the TI DSP integrated development environment. As...
The circuit schematic is shown below:
The input is a 400kHz half-sine wave signal, Vmax=5.8V, Vmin=-0.4V
1. Is LM393 used as a comparator here? I don't know how to analyze the diode.
2. The op amp at ...
SG90 servo (simulated servo) 1. Daily rants~~~~~~, before starting today's topic, I'll take up some of your time. Let me curse, $##%%%$%#$#$$%^fuck………………., oh my god, I can't breathe after cursing, a...[Details]
Figure 1-7 is another series switching power supply, generally called a reverse series switching power supply. The difference between this reverse series switching power supply and a general series...[Details]
The four I/O ports of the 8051 microcontroller are basically the same in structure, but each has its own characteristics. These four ports are all 8-bit bidirectional ports, each of which includes a ...[Details]
Jiwei.com reported on February 7 that data released by third-party market research firm Canalys showed that Xiaomi performed well in the entire European smartphone market in the fourth quarter of 202...[Details]
File Structure Modular programs should have a good program structure. AVR C language programs have two types of user files, .c program files and .h header files. During the program writing process, t...[Details]
South Korea's antitrust agency, the Korea Fair Trade Commission, recently stated that Apple has proactively proposed to take action to correct its previous behavior in the Korean market. Previously, ...[Details]
In partnership with a key player in the VCSE market, Unity-SC is able to improve the yield of wafers by differentiating defects that are only visible using LIGHTsEE PSD(TM). In partnership with a ke...[Details]
A laser rangefinder is an instrument that uses laser to accurately measure the distance to a target. When working, the laser rangefinder emits a very thin laser beam to the target, and the photoelectr...[Details]
Common faults of fixed resistors include open circuit, short circuit and value change. Use the ohmmeter to detect fixed resistors. When testing, first read the nominal resistance on the resistor, the...[Details]
1. Chip Map Package type: DIP-40 package 8-bit CPU 4kbytes program memory (ROM) (52 is 8K) 128 bytes of data memory (RAM) (52 has 256 bytes of RAM) 32 I/O lines 111 instructions, most of which are ...[Details]
Driven by market demands such as 5G and data centers, memory prices bottomed out and rebounded since the fourth quarter of 2019. Upstream manufacturers have significantly raised their ex-factory pric...[Details]
DC-DC module power supplies are increasingly used in communications, industrial automation, power control, rail transit, mining, military and other industries. Modular design can effectively simpli...[Details]
1. Circuit selection
At present, there are not many new low-resistance and high-power electron tubes suitable for making OTL power amplifiers in China. If common power electron tubes such as 6P3P,...[Details]
Complete electronic lottery project, based on AVR microcontroller ATMEG128, including schematics, source code and simulation The simulation schematic is as follows . The microcontroller source pro...[Details]
Concept diagram of the latest electromagnetic wave absorption and shielding materials. Image source: Korea Institute of Materials Science
Scientists at the Korea Institute of M...[Details]
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