Activity details: [Mil based on NXP's first NPU kit MYC-JX8MPQ]Updated to 2022-04-17Evaluation report summary:@Popular Technology[Mil MYC-JX8MPQ Review] + Improve the sht20 reading on the QT side[Mil ...
The ETSI specification states that the USIM card supports a large-capacity phone book, which supports multiple name fields and multiple phone numbers. So how can we store hundreds of numbers in 64K of...
I received the kit yesterday and took a close look at the power supply section at night. I think the bl8505 chip has good functions. It is suitable for portable devices powered by one or two dry batte...
#include
#include
#define F_CPU 7372800 // The main frequency of the MCU is 7.3728MHz, used for delay subroutine and calculation of timer initial value #include
#include
#include
#include//Interrupt s...
[i=s]This post was last edited by upc_arm on 2014-5-5 18:52[/i] 1. Project goal:As shown in the figure, children may have accidents when playing on the trampoline. In order to prevent accidental trans...
1. One stm32 discovery, 80, excluding postage, and a USB data cable2. 3. A small DC motor as a gift 4. An Easy JTAG parallel port emulator from ZLG. If you package it, it will be a gift 5. A 51 MCU mi...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[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]
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]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[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]
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]
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]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[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]
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]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]