I have never learned ARM before, and now I bought a BB Black, but I still haven't used it. Can anyone on the forum tell me how to learn this embedded system quickly?...
I use wince5.0+2440. After some troubleshooting, I found that some boards would freeze when running memory test programs and serial communication. However, there was no error message on dnw. It was ju...
Has anyone used the PWM function of ST7Fliteus5? I can't see the output results in the software simulation. I don't know if it's a setting error or some other problem. Because I don't have the hardwar...
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
Improving the coordination of material handling and internal transportation between departments in modern factories is an important measure to achieve full automation of production. Traditional mat...[Details]
1. Sensor
According to the national standard GB7665-87, a sensor is defined as a device that can sense the specified measured quantity and convert it into a usable output signal according to a...[Details]
At present, products in the field of monitoring generally focus on the field level, that is, the client/server (C/S) model is adopted, the purpose of which is to ensure the stability and reliability o...[Details]
1 Introduction
With the rapid development of the national economy, AC motors have played an extremely important role in industrial production. As the main traction motor in various industries,...[Details]
1. Explanation of some common English abbreviations in ARM
MSB: most significant bit;
LSB: least significant bit;
AHB: Advanced High-Performance Bus;
VPB: VLSI peripheral bus th...[Details]
In recent years, the rapid development of high-performance digital signal processing chip DSP (Digital Signal Process) technology has made it possible to realize real-time speech recognition. Amo...[Details]
1. What is the difference between the continuous output power and the peak output power of a power inverter?
Continuous power and peak power differ in the meaning they express.
Continuous...[Details]
1 Introduction
Smart cars are the embodiment of the cross-integration of multiple disciplines such as automotive electronics, artificial intelligence, pattern recognition, automatic control, c...[Details]
When a car driven by an ignition engine runs on the road, the high-voltage ignition system of the gasoline engine will generate strong electromagnetic waves, which will interfere with the normal opera...[Details]
1. Reliability and lifespan
The expected lifespan of an LED is 50,000 hours, compared to 20,000 hours for a halogen lamp and 3,000 hours for a tungsten incandescent lamp. Compared to incandes...[Details]
Abstract: In radar design, the received signal needs to be converted to digital first. The conversion speed and accuracy directly determine the accuracy of subsequent FFT operations, which ultimate...[Details]
Among the stage mechanical equipment, the boom plays an important role. In large theaters, a performance often requires the mobilization of a large number of stage backgrounds, and sometimes up to ...[Details]