A communication system that uses infrared to transmit voice is to be effective within a range of 20 meters. It uses multiple infrared transmitting tubes in order to be able to communicate within a ran...
[i=s]This post was last edited by paulhyde on 2014-9-15 04:14[/i] [font=宋体][size=12pt] Design a CNC DC power supply with a certain output voltage range and function. The output voltage range is requir...
#include__CONFIG(0X1832); // 877A, the hardware has been debugged #define keyO3 RB5 //Connect the pull-up for keyboard input #define keyO4 RB4 // #define keyI2 RB2 //For output, it forms 4 buttons wit...
How can I see the port status of PORTB in Hiwave, in the Memory window? What is the address of PORTB? I am using the example of mc9212dg128. Thank you! :victory:...
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]
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]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[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]
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]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]
The fluorescent lamps and energy-saving lamps we commonly use now have greatly improved luminous efficiency compared with the earlier ordinary incandescent lamps and have been widely used. With the...[Details]