Some time ago, in order to make a small device, I first selected STC89C52 as the processing core. Later, as the functions continued to be enriched, the program became larger and larger, and the small ...
I didn't pay much attention to it before, I just configured io according to the library, and found a problem that the manual didn't clearly explain, that is, a pin has two or three multiplexed functio...
In the circuit published in the first edition, a switching power supply with small power capacity was used as the auxiliary power supply.
During the DIY process, it was found that although it can solv...
I would like to ask where can I buy the following products? a) MSK 4200, 75 Volt 5A H Bridge PWM Motor Driver/Amplifier MSK ( MS Kennedy Corp) 100 pcs b) MSK 4203, 75 Volt 10A H Bridge PWM Motor Drive...
In the car, the negative pole of the battery is connected to the metal part of the car body, so the negative pole wire in the car is usually called the grounding wire. The grounding wire plays an impo...
[color=#FF0000]The National Hardware Engineer Training Base is the exclusive educational institution for hardware engineers designated by the Electronic Education and Examination Center of the Ministr...
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]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[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]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[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]
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]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[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]