I need help from an expert. I'm a newbie in speech coding and have found the ADPCM coding program, but I don't know how the step index table is obtained. Why can the quantization step size be obtained...
[size=5]ADI System Solutions Selection is a series of signal chain solutions mainly launched for the Chinese market. Each solution selection is based on the application theme, listing complete and fle...
Can someone help me? Because several interfaces overlap with JTAG, I added GPIO_PinRemapConfig(GPIO_Remap_SWJ_Disable, ENABLE) to the program. After that, I can no longer use the JTAG interface to dow...
[b]1. DVR protection of BNC video port[/b] [img=513,176]http://www.kte99.com/UploadFiles/FCK/1(13).jpg[/img] [color=#ff0000]Special reminder: Our experiments have shown that placing a 75 ohm resistor ...
During the high-speed operation of railway trains, the temperature of the bearings in the running part of the vehicle will continue to rise. When the axle temperature is too high, it will cause hot ax...
I soldered a batch of circuit boards these days, and some of them burned inexplicably after debugging for a period of time. Two of them caught fire. After disassembling them, I measured with a meter. ...
In the war without gunpowder between China and the United States,
ZTE
has become a new victim. The seven-year chip ban by the United States has pushed this communications giant to a life-or...[Details]
"Originally, there are many people who can design very good
chips
, but the market does not give domestic
chips
the opportunity to iterate, and domestic companies cannot give engine...[Details]
For STM32, there are two ways to reset the software: 1) Use the official software library The system reset function is directly provided in the stm32f10x_nvic.c file of the official software li...[Details]
1. Purpose In actual product release, if the program stored in the MCU Flash is not protected, some illegal companies may read the program in the Flash through an emulator (J-Link, ST-Link, e...[Details]
1. Photovoltaic inverter installation process
1. Preparation before installation
Are the product accessories, installation tools and parts complete? Is the installation environmen...[Details]
Overview
Lightning is a strong discharge phenomenon that occurs between thunderstorm clouds and between thunderstorm clouds and the earth due to severe convective weather. Lightning is gen...[Details]
China Energy Storage Network News:
The State Grid Corporation of China, this elephant, is planning to turn around and enter the emerging power service market.
The rallying cry for the tr...[Details]
Nowadays, everyone is saying that "technology is people-oriented". The essence of the development of technology is to serve the improvement of the quality of life of human beings. Automated driving...[Details]
Using the WWDG of STM32F030, it is found that the MCU will not be reset under STOP, just like the sleep mode of STM8S. Paste the watchdog code: /******************************************************...[Details]
The analog watchdog of the ADC is used to check if the voltage is out of bounds. It has two upper and lower bounds, which can be set in the registers ADC_HTR and ADC_LTR respectively. The library fun...[Details]
//Environment: winavr+avr studio char temp=0; ISR(TIMER1_COMPA_vect )//interrupt function { // user code here temp++; if (temp==10) temp=0; PORTA=temp; DDRA=0xff; } void ...[Details]
According to Kyodo News, Japan's NTT Institute for Physical Science and others announced on November 20 that they had successfully developed a new ultra-high-performance
quantum computer
th...[Details]
Pay attention to whether the new lock matches the old door Smart locks have many advantages over traditional mechanical locks. Although the domestic penetration rate is not high, with the strength...[Details]