Hi everyone: I want to port the Speex library to STM32F401 to do voice compression. The input data is ADC audio data with a sampling rate of 8K. When porting Speex to STM32F401, it always goes into th...
This is much better than the complicated real world (thanks EEWORLD)Haha, I’m sorry to be criticized. I admit my mistake.To be honest, I come to EEWORLD not just for the information, nor for the prize...
Dear experts:I have been using the MSP430F21X1 microcontroller recently. I have encountered a problem that has given me a headache. I hope you can help me!Program description:MSP430F21X1 enters LPM3 m...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
1 Introduction
Washing machines are an indispensable household appliance in the home, and they are developing very fast. Fully automatic washing machines are favored by everyone because of their con...[Details]
For a long time, my country has implemented "community-style collective heating" for hot water heating, and settled accounts based on the heating area, regardless of whether the user uses heat. Thi...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
The 8051 microcontroller is the most common microcontroller we have. I have been using 8051 for a long time and have also taught microcontroller courses for a period of time. Here I would like to s...[Details]
Many industrial fields such as industrial automation, logistics, and smart grids require that machinery and products be safe and have passed functional safety certification. When developing machine...[Details]