[size=14px]I used TPS61086 to make a 5N to 12V boost circuit. The last stage is a touch circuit after the 12V boost. [/size] [size=14px] The current situation is as follows: [/size] [size=14px] The to...
Dear experts, please help me. I use MCU to control MC39I to dial CMNET. There is no problem in LCP negotiation, but every time I do PAP authentication, after sending the User and Password (both are em...
Bootloader - IAP UpgradeIntroductionTo learn and use Bluetooth, you need to understand IAP upgrade first, because Bluetooth is divided into boot and a. The boot program can be downloaded using keil. T...
I recently started to develop things with 430 microcontrollers. The chip is MSP430F425, the software is AQ430, and when I download the program, the following prompt appears:.....Erasing Info MemoryDon...
Moderator:I just bought a USB emulator?I use the driver that comes with the CD and IAR3.41ADebug but it never works. There is always a communication error!!And then the Session...?Help!!...
[color=#333333]1. The use of resistors and capacitors near the optocoupler. Check the data sheet to see the recommended input current of the optocoupler. The input voltage minus the deep saturation vo...
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]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[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]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]