Domestic semiconductor manufacturers have not yet shared their presentation PPTs. The demos presented are not very innovative.
The most important thing is that lunch is not included. Instead, we were ...
[size=4]The EEPROM in M4 is not addressed in the memory space, but is directly read and written by operating the register. Therefore, an address in the middle of the EEPROM belongs only to the EEPROM ...
In order to facilitate human-computer interaction and display information, a self-made 128*64LCD dot matrix screen is added to the GD32307E-START development board to facilitate subsequent advanced de...
[i=s]This post was last edited by babyking on 2018-11-30 16:51[/i] [color=#333333][font=微软雅黑][size=18px]Today I got a Corethink development board, model SIN-A33, which uses Allwinner's A33 chip. Unlik...
There are many ways to generate digital phase-shifted signals. The traditional direct digital frequency synthesis (DDS) phase-shifting principle is to first digitize the sine wave signal and form a da...
STC89c54RD+ defines array xdata a[18] _at_ 0x001d; I can change its value with the keyboard, but after powering on, its value changes randomly. I would like to ask you how to ensure that its value is ...
The price of the MCU you use has increased, but this is not the worst result. In the past 20 years, the price of chips has basically eased after half a year. This year is different. It is approachin...[Details]
On November 17, the feasibility study report of the construction project of 10,000 cubic meters of electrolyte production line for all-vanadium liquid flow batteries of JinMo Group passed the review o...[Details]
Power
transformer anti-theft system
In December 2003, a major theft and destruction of power facilities shocked the whole province and even the whole country. The two parallel lines of ...[Details]
Avalanche Photodiode (APD) is a detection device for weak light signals. It has the advantages of high quantum efficiency, fast response speed, high sensitivity, and wide linear range. In particular,...[Details]
The general process of creating .ctl is as follows:
1. Create a new control in a vi, any data type is acceptable.
2. Select Advanced...Customize... from the pop-up menu of the current control, and ...[Details]
When I was writing the snake program, I couldn't always determine all the 100 point-type quantities that stored the snake's body data, so I could only determine the maximum length to be around 10 or 2...[Details]
The car taillights, which consist of brake lights, reverse lights, turn signals, fog lights, etc., can not only provide lighting information in low light conditions, but also transmit the vehicle's...[Details]
On the evening of November 11, San'an Optoelectronics and Gree Electric Appliances simultaneously announced that they plan to issue no more than 816 million shares in a private placement, with a tota...[Details]
Set-top boxes (tuner boxes) receive and convert television broadcast signals such as terrestrial broadcasts (digital and analog), cable broadcasts, and satellite broadcasts so they can be viewed on...[Details]
According to Quantum位, the epidemic will also affect the spring launches and supply of domestic mobile phone manufacturers this year, including Huawei, OPPO, Xiaomi and vivo. Canalys analyst Ni...[Details]
As for layer 3 switches and routers, they are widely used in various fields, including hubs. The following is a detailed analysis of the differences between the three. The reason why some people are c...[Details]
The mobile phone camera war may have just begun! This year, Nokia released the world's first five-camera smartphone at MWC2109 in Barcelona, which caused a heated discussion among the public. Thi...[Details]
The RCC switching power supply circuit has a performance of 5V/400mA and uses electronic components such as diodes, voltage regulators and capacitors. The circuit diagram is shown below:
...[Details]
Motor Drive Control（Motor Control）
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