The same technique is used to improve the hardware of the measurement instrument. As we have seen, the lock-in amplifier method and the DC inversion method are both AC measurement methods, and both me...
An LM3S811 EV board project, involving PWM, counting, character LCD, ultrasonic ranging, timing using SYSTICK (easier than TIMER), with clock display (simple, not 32768 RTC). The interface is as follo...
Is it because I placed the pad holes incorrectly or the PCB manufacturer made a mistake? This is the processed PCBThis is the 3D display effect I drew using AD...
Platform Builder is integrated as a plugin for vs2005, but why is there no "Platform Builder for CE6.0" project type when I create a new project in vs2005? I installed vs2005 sp1 and it's still the sa...
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]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[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]
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]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[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]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
1. Introduction
Modern modular machine tools are equipped with a large number of electronic devices to meet the requirements of processing accuracy, processing speed, etc. If the conventional ...[Details]
TMC428 is a stepper motor motion controller from TRINAMIC. It can reduce the workload of motor control software design and development costs. The 3-axis stepper motor drive control system based on ...[Details]
In the past 20 years, although the inverters that use power transistors (GTR) as inverter power devices, 8-bit microprocessors as control cores, and realize asynchronous motor speed regulation acco...[Details]
As the automobile consumer market heats up, the safety performance of automobiles has attracted more attention from consumers. When driving at high speed, tire failure is the most worrying and diff...[Details]
IP STB interactive services that are constantly updated
The interactive digital content services that can be provided through the television system include television on demand (Vo...[Details]
System Introduction
The converter remote data transmission system must collect converter signals distributed in various workshops and send them to the central control room. Wuhan Iron and Stee...[Details]
We often step over automatic doors in our daily lives. For the most part, we only notice them when they are not working. Swiss automatic door manufacturer Kaba Gilgen, together with the process con...[Details]