[i=s]This post was last edited by ylyfxzsx on 2016-12-17 12:31[/i] Brand new lithium battery booster board, mobile power bank board, 4.2V to 5V - 2A high current, 10 pieces for each person, the system...
[i=s] This post was last edited by Ben who hates bitter coffee on 2015-3-23 15:15 [/i] The function of this program is to input a voltage value from an AD port, and then output it from the serial port...
I used Didi to carpool on the weekend and met a woman who drove an electric car. She brainwashed me all the way about how good electric cars are. The most attractive thing is that the winning rate of ...
I want to make an STM32 circuit board, and I found that there are many 104 decoupling capacitors on the reference circuit diagram. How many capacitors should I choose? When laying out the circuit boar...
Now I can use 1602 to display the frequency value generated by the 555 timer, but I want to use 1602 to display the capacitance value to be measured. The formula is known, and the parameters of each c...
1. The resistor annotation in the circuit schematic is: 0603-10K/J. What does it mean? I know 0603 is a package. . . What does 10K/J mean?
2 When looking at a circuit schematic, how do you know whethe...
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[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]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[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]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]