[i=s] This post was last edited by gcxzhz on 2018-5-1 13:17 [/i] Xunwei itop4412 development board full version (standard version 2 + 16 version + 9.7-inch capacitive touch screen full version (standa...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i] [size=13px]MAXIM's DS391, DS3992, DS3994, DS3988, MAX8729, and MAX8751 provide a complete solution from single lamp to 32 lamps....
I use a desktop computer to connect to Advantech 6552 industrial control board WinCE system through a dual-machine interconnection cable. The desktop computer's IP is 192.168.0.12 and the industrial c...
After the last article " Starting from the Sensitivity of GPS Receivers " was published , readers reminded me and the author recalculated and found that there was a step in the unit calculation that c...
"Selected Typical Design Examples of Switching Power Supplies" is divided into eight chapters. Chapter 1 briefly introduces four typical design examples of PFC, Chapter 2 systematically introduces the...
I now think that GPIO ports are actually some parallel ports derived from MCU. I wonder if my view is correct? If so, what kind of parallel ports can be used as GPIO ports? To pull a GPIO high or low,...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]