I am using lpc2214. I read the Chinese document published by Zhou Ligong. It says that when P1, P2, and P3 are used as input , the level can be pulled up by the built-in pull-up resistor . I think thi...
As the title says, I recently encountered a problem that the connection and burning of the MSP430 chip failed after installing IAR, as shown in the figure below. Later, I tried many methods and found ...
Recently, NXP launched a new processor, i.MX RT1170, which is said to have a main frequency of up to 1G! What does that mean?The main frequency of general MCUs, such as the familiar ST MCUs, is genera...
[size=4]TMS320C54x applications are generally more complex, so it would be very difficult and inefficient to program completely in assembly language. However, C language has become a trend in microcon...
[i=s]This post was last edited by tiankai001 on 2014-5-14 11:12[/i] [align=center][color=#000][size=5] Illustrated Electronic Innovation Production Book Album[/size][/color][/align] [size=5][color=#00...
Hello everyone, I just wrote a program to control LED with a key, but when debugging, I found that [color=#FF0000]the key press was not read[/color]. The specific situation is as follows: I am using a...
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]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[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]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]
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