After five days of torture, I finally got it working. I am sharing it today, hoping that people who have the same experience can avoid detours. (Another problem is that when sending multiple bytes of ...
[i=s]This post was last edited by ylyfxzsx on 2014-10-30 19:26[/i] After I had 3 or 4 hard drives, I kept getting annoyed by the fact that I had to unplug and unplug them, and lost data several times....
[i=s]This post was last edited by abszy on 2014-7-3 19:18[/i] Presumably many of you have heard of or played with S3C2440. Now, what are the differences and improvements between 2416 and 2440? Please ...
The PCB made according to the schematic diagram can generate square waves normally with a frequency of 43KHz, but when simulating with Multisim, the frequency is abnormal and is several MHz. I don't k...
The specific phenomenon is that during simulation, Protues only prompts "simulation is not running in real time due to excessive CPU load" and then stops running (observed by reversing PB^9 in the pro...
XP system, previously installed redhat9 in vwmare6.5, bridge mode, everything was normal, then installed tools under the prompt, the problem came, XP and Linux can not connect and communicate under si...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[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]
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]
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]
With the popularity of digital appliances, rechargeable batteries can be seen everywhere in people's daily lives and have become one of the indispensable daily necessities.
This article gives ...[Details]
introduction
Belt drive is a common transmission device used in industrial production. Its commonly used speed detection device is a photoelectric encoder installed at the rotating end of th...[Details]
0 Introduction
PROFIBUS is an open digital communication system with a wide range of applications, which has been included in the international standards IEC 61158 and IEC 61784. Since the gen...[Details]
1 Introduction
The stepper motor is an actuator of an open-loop servo motion system, which is controlled in a pulse mode and outputs angular displacement. Compared with AC servo motors and DC servo ...[Details]
This article examines some of the requirements that need to be met when designing DC/DC converters used in telecom and distributed power systems (DPS). Telecom DC/DC converters have an input voltag...[Details]
introduction
ISP in-system programmable technology is different from the previous PLD which requires a dedicated burner to realize logic design. It does not need to remove the ISP device to re...[Details]
1. Preparation of electrodes
(1) Raw material pretreatment
Before the experiment, the positive electrode material LiFePO4, acetylene black and adhesive were vacuum dried at 120°C for 12 h...[Details]
How to cleverly measure the power consumption current
of electronic watches The power consumption current of electronic watches is an important quality indicator of electronic watc...[Details]
1 Energy saving and consumption reduction is one of the important indicators for assessing the level of data center room construction
In recent years, with the sharp increase in energy consump...[Details]
The voltage comparator is used to shape the demodulated signal and convert it into a standard rectangular wave. The high-speed, high-precision voltage comparator LM319 produced by Philips is selected....[Details]
Introduce several methods of implementing I/V conversion:
Voltage Divider
Method
Using the voltage divider circuit shown in Figure 1, current is passed into the resistor. The v...[Details]