I am doing a serial communication simulation experiment between two microcontrollers. When I use a common cathode LED, the display is wrong, but when I change to a common anode LED, the display is cor...
Plug in the power supply and network cable, ping 192.168.2.20 (this is the IP of the development board). If ping fails, change the computer IP. My computer is Win7/64-bit. The specific operation is to...
A: I would like to ask, is there any tool or method to burn dtb files separately?
B: The OS option of the burning tool has a choice
KERN-Nand
Uboot and dtb are updated together...
I want to test the inductance of 6.8 ohms. What kind of circuit should I use to convert it and send it to the microcontroller? The inductance of 6.8 ohms is the value of the coil (inductance) measured...
[align=center][media=x,500,375]https://v.youku.com/v_show/id_XMzE2NDE1MjE2.html?spm=a2h0k.11417342.soresults.dtitle&s=56a3eba4e5a311e0a046[/media][/align] [size=4]First, let me show you a drone that I...
As the title says: I would like to ask if there are any netizens who are familiar with this technology, what are the factors that affect the speed of wireless charging of mobile phones?...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[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]
Currently, the commonly used solar cell technologies include monocrystalline silicon solar cells and polycrystalline silicon thin-film solar cells. Production process: Monocrystalline silicon solar...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]