[i=s]This post was last edited by Popular Technology on 2021-11-17 23:17[/i]It's been a few days since I got the board. I tested the RGB dot screen these days. Because the development board itself doe...
Question: What is the accuracy deviation of the charging current set by BQ24133? ? For example, I use a 1% accuracy resistor to limit the charging current to 2.21A. If the voltage division does not ch...
1. Network OverviewBuilding a complete Zigbee mesh network includes two steps: network initialization and node joining the network. Node joining the network includes two steps: joining the network by ...
From the perspective of the project, the first step in project development is demand analysis. From the perspective of the product's life cycle cost (LCC), the project establishment and demonstration ...
The transmission distance is related to the transmit power of the sender. The higher the transmit power, the farther the data can be transmitted.
The transmission distance is related to the receiver's...
Automatic creation of class data access functions Using object-oriented dynamic dispatch subVI and iterative processing Mixed checkbox MathScript Debugging Functions Pointer and interoperability im...[Details]
I have been using TI's MSP430 series of microcontrollers for some time, and I have summarized the commonly used program frameworks of MSP430. a. Cyclic low power consumption, interrupt service prog...[Details]
introduction
In the management of distribution network lines, power companies have problems such as insufficient control of distribution equipment outage, low voltage in the substation, three-...[Details]
Case 1: Keithley 2606B fault repair The customer said that it worked normally after turning on the machine, but the fault occurred about 40 minutes later. The engineer of Antaiyuan Meter Repair Cente...[Details]
S3C2440 clock setting time: In an embedded system, the crystal oscillator is like the heart. The crystal oscillator must be determined first, and the system clock must be set, so that the WDT, UART...[Details]
On the morning of August 6, Huawei's 5G Summit was held. At the meeting, Yang Chaobin, President of Huawei's Wireless Network Product Line, said that as of July this year, 92 5G commercial networks h...[Details]
1. Convert a string of decimal numbers into an integer:
Clear the variable storing the final result to zero
If there are no more numbers in the string, the algorithm ends and the variable stores ...[Details]
Figures 1 and 2 show a double-key touch switch and a single-key touch delay switch made using a 555 time base circuit. In Figure 1, M1 is an "on" touch piece. When a person touches it, the noise signa...[Details]
On October 16, 2023, WPG Holdings
, a leading international semiconductor component distributor dedicated to the Asia-Pacific market,
announced that its subsidiary Youshang has laun...[Details]
Lane departure warning has become an indispensable feature of the car's active safety system. The camera and processing software will determine the distance between the vehicle and the road marki...[Details]
1. Introduction Frequency converters are of great significance in energy conservation and power environmental protection. Electric motor drives are major consumers of electricity, consuming abo...[Details]
Classification and selection of sectors:
According to the figure below, we can see that the three-phase inverter circuit has a total of 6 switching tubes. Since a short circuit cannot be forme...[Details]
An ultra-low-cost speaker was made using the TDA1013B integrated circuit, waste circuit boards and disassembled parts.
TDA1013B is often used in the sound system of large-screen color TV. It h...[Details]
This is a Class A power amplifier with an output power of 18W. The final stage adopts a current series negative feedback circuit (the bypass capacitors at both ends of the self-supplied bias resistor ...[Details]
1. Introduction
The interaction effectiveness between the modules of electric vehicles directly affects the driving efficiency and driving experience of the vehicle. Plug-in hybrid vehicles ca...[Details]
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