[i=s]This post was last edited by lcofjp on 2017-2-11 20:35[/i] Today I went to Baiwang Mountain and Liulichang with my friends. Baiwang Mountain is very small. There are many inscriptions written by ...
This program uses software to trigger the internal temperature measurement channel. The problem should be in the interrupt program. Please help me take a look at it. The whole program is too long, so ...
As the title says, how can I make the PDA make a sound after clicking a button? I hope you can give me some advice. I have just started learning and have no idea how to do it....
[b]JLINK V9 mini[/b] [b]Directly on the picture[/b] [b] [/b] [b] [/b] [b]Take away the dry goods[/b]Same as the original, automatic firmware update. Download speed up to 50MHZ. Serial port support. Lo...
[code]1. Several concepts about 485 bus: 1. The communication distance of 485 bus can reach 1200 meters. According to the theory of 485 bus structure, under the premise of ideal environment, the trans...
[i=s]This post was last edited by donkeygl on 2015-6-11 16:56[/i] I connected a voltage follower to the DAC output pin, but it didn't work at all. I had to turn on the built-in voltage follower. I tri...
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]
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]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[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 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[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]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[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]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[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]
Talking
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