Type instructions in the hyperterminal to control the microcontroller (actually, it is the routine C1 on the official website with some improvements). Now I want to add a function, which is to type ch...
I am a novice and am writing a wince keyboard driver. I have a question: how can I implement the function of a mobile phone keyboard, where the first press is a number, the second press is a letter, a...
When I was in preschool, the teacher asked us to memorize a topic: the complement of a one-digit number. For example, the complement of 1 is 9, the complement of 2 is 8... I didn't understand it at th...
[size=4]1. Loop Stability Evaluation Index [/size] [size=4] [/size] [size=4]The indicators for measuring the stability of the switching power supply are phase margin and gain margin. At the same time,...
Can any expert give me a serial communication program based on AT91SAM7X256 developed on IAR platform? I just started to contact it and I don’t understand it very well. The simpler the code, the bette...
[color=#000][font=Arial]A 1uf capacitor, with 50Hz AC power added to both ends, will have a capacitive reactance of [1/(2*pi*50)]*1000000=3184 ohms. If 220V AC voltage is directly applied to both ends...
The most significant event in the technology circle during this period is undoubtedly the news that ZTE was banned by the United States. Once the news came out, it shocked the entire Chinese techno...[Details]
Recently, the U.S. Department of Commerce announced that it would prohibit companies in the country from selling any electronic technology or communication components to ZTE, a Chinese communicatio...[Details]
For 80,000
ZTE
(000063.SZ) employees and more Chinese ICT (information and communication technology) industry practitioners, the news from across the ocean on the evening of April 16 kept t...[Details]
1. Purpose Since the number of times the STM32 FLASH can be erased and written is limited, in order to protect our FLASH and extend the use time of the MCU, we can debug on the SRAM. SRAM is a ...[Details]
In the actual project development process, we often need to get the running time of a section of code. The usual method is to use an oscilloscope to measure it. This blog post will use SysTick to acc...[Details]
In the actual project development process, it is common to encounter modifications to the hardware circuit, and then the modified part requires the modification of the driver. Thinking about the comi...[Details]
Serial Port: 一. USART_ITConfig(USART1, USART_IT_TXE, ENABLE): As long as the transmit register is empty, there will always be an interrupt. Therefore, if you are not sending data, turn off the tran...[Details]
1. Initial understanding of FSMC: FSMC consists of 4 modules: (1) AHB interface (including FSMC configuration register) (2) NOR flash memory and PSRAM controller (when driving LCD, LCD is like a PSRA...[Details]
Security PPP is a new model of urban video surveillance projects: 1) The government and social capital establish a project company in a certain proportion; 2) The project company participates in the ...[Details]
In the development of artificial intelligence, talent reserve is undoubtedly an important part. Artificial intelligence should be a bottom-level technology that can be deeply embedded in any indust...[Details]
Timing and protocol are two key points in digital system debugging, and they are also where logic analyzers can play their most valuable role. How can we use a logic analyzer to quickly complete wiri...[Details]
Leading Chinese PV inverter manufacturer Huawei said it is supplying string inverters to a 75MW fully digital utility-scale solar project in Brazil, which it claims is the first of its kind in the cou...[Details]
This program uses the eight-channel ADC single acquisition mode. According to the configuration, ADC12SC will automatically reset after the conversion is completed in the single mode, so it is necess...[Details]
China Energy Storage Network News:
"As the world's first third-generation blockchain, Anda Chain, which has China's independent intellectual property rights, will be launched globally in the ...[Details]