Temperature acquisition, display and collection; I saw the Renesas RL78/G14 activity and wanted to complete this activity in my spare time; The system is divided into two parts: temperature acquisitio...
System: S3C2440 + WINCE5.0 Purpose: Use COM2 of S3C2440 to communicate with the serial port of external devices. Process (1) First use the serial port debugger in WINCE to send 50 hexadecimal protocol...
1. When entering a title when posting:It clearly says that the title can still be entered. ! 2. But after posting, the following situation occurs:3. The annoying thing is that when you return to the p...
WiMAXThe main members of the WiMAX (Worldwide Interoperability for Microwave Access) Microwave Access Global Interoperability Certification Industry Alliance include equipment manufacturers, device su...
This article about sine wave control of brushless motorsis of great reference significance for understanding SVPWM. It is a must-read for FOC control....
Common faults of building intercom
1.0 Cannot unlock
1. All users cannot unlock the device
Possible reasons: a. Check whether the wiring from the door phone to the power supply and from the door phone...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
3. Driving circuit design
The power driver uses a field effect tube, which is a field-controlled device with a capacitance effect between the gate and source, so it has high requirements for t...[Details]
1. Introduction
According to the definition of the International Electrotechnical Commission (IEC) and the American Instrument Society (ISA), fieldbus is a digital, two-way transmission, multi...[Details]
1. Introduction
PROFIBUS is an international, open asynchronous serial communication standard, which is widely used in manufacturing automation and process automation, buildings, transportatio...[Details]
In order to reduce the proportion of data transmission time in the entire system processing time index, the data transmission rate should be no less than E1 (2.048Mb/s), and the communication...[Details]
In the "mistress war", Zhou Hongyi constantly questioned Lei Jun, firing at Lei Jun on issues such as the cost, profit, configuration, and marketing methods of Xiaomi mobile phones.
The "m...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
The basic principle of solar power is: the collected light energy is converted into electrical energy and stored, and the stored electrical energy is released when the load is turned on. A typical ...[Details]
On June 29, according to Reuters, Finland's Helsinki Daily published an article today saying that Nokia Chairman Risto Siilasmaa still expressed confidence in the management after the company announce...[Details]
1. Research status of single-phase grounding fault in small current grounding system
There are many methods for selecting lines for small current grounding adopted at home and abroad, whic...[Details]
LED
is a high-performance
display
device with advantages such as long life, power saving, high
brightness
, multiple luminous colors, fast response speed and
low
driving
voltage. W...[Details]
This color light controller can control five colored lights to light up row by row, and then turn off row by row. If a certain number of colored lights are combined and connected, a scene of color ...[Details]
This fish tank automatic thermostat can be used by fish aquarium enthusiasts to feed tropical fish. The circuit is simple and the effect is good.
Working principle
The circuit is show...[Details]
1. Introduction
From the perspective of computers, modern weapons and equipment contain a variety of electronic components and subsystems. External electromagnetic radiation, mutual interferenc...[Details]
Renesas Electronics MCUs
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