1. The board has been finished before, so the program is definitely not a problem.
2. The initial test phenomenon is that the 4k stepldr.bn0 file of wince is burned into the first block, and there is ...
After successfully establishing the gprs connection to the gprs master station, I turned on the gprs service. Why did I get an error when I sent at^siso=1? What could have caused the error? Thank you....
My C51 version is 8.12. Now there is a problem. The following program [code] ACC=Data; for(i=8;i;i--) { ACC>=1; SDA=CY; SCL=1; _nop_(); SCL=0; } [/code] Generated code As follows [code] 640: ACC=Data;...
I am working on PN code tracking recently. I have read some papers. In addition to using shift registers to generate PN codes, there is another solution that uses ROM to directly store the calculated ...
A half-fixed ore. Unscrew the plug and see the tinfoil ball. Pick out the tinfoil and find the ore. You can DIY movable ore. Haha! By the way, is the diode in Figure 1 also a fixed ore?...
I usually need to enter the verification code on both sides... There may be two reasons: 1. Timeout. I don’t know how the forum is designed now. Does it start counting from the page generation? Then i...
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]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[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]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[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]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[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
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[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]