[backcolor=white][size=4][color=#000000]As a novice in embedded programming, I first need to install the embedded system development tool IAR, of course, the cracked version. But I encountered some pr...
Bluetooth, an ancient and excellent technology, has brought many stories with the launch of Apple's AirPods. As a practicing engineer, I would like to share with you some of the stories about it, main...
* Example 1:
Use P3 port to light up 8-bit LED#include//Header file containing MCU registers/ Function: Delay for a period of time
void delay(void)
{
unsigned char i,j;
for(i=0;i250;i++)
for(j=0;j250;...
The board is made according to the circuit diagram below. The input 12V battery is powered. The no-load output voltage is normal. When a load is added, the voltage drops below 3V.
Is there something w...
1. Absolute value function(1) _abs()C code: int _abs(int src)Assembly: ABSfunction: Calculate the absolute value of 32-bit data(2) _labs()C code: int _labs(long src)Assembly: ABSfunction: Calculate th...
7. The following code is to control the LCD to display the picture in full screen. The code is as follows:
//Program function: Display two pictures on the 12864 LCD, one is a negative code picture an...[Details]
On the afternoon of September 10, Tencent's AR navigation was officially unveiled at the Tencent Global Digital Ecosystem Conference Smart Mobility Forum. It uses lane-level precise identification a...[Details]
1. Prepare the standard library function file. The official standard library function is stsw-stm8069. After decompression, it is as shown below: 2. Create a new folder. In this example, name it st...[Details]
1. Introduction
At present,
the operating
power supply
systems
of
power plants and
substations
mostly use DC power supply. The DC power supply system is a very important secondar...[Details]
The difference between push-pull output and open-drain output:
Push-pull output: can output high and low levels, connect digital devices
Open-drain output: The output terminal is equivalent to th...[Details]
Control circuit schematic of Totem-Pole Boost PFC topology
Most of the literature that studies this topology adopts the strategy of hysteresis control . For this topology, hysteresis control ha...[Details]
After being familiar with the measurement specifications and requirements that the measurement industry needs to follow, it is necessary to put forward requirements for the measurement method using th...[Details]
The 4-phase 5-wire stepper motor is driven by uln2003 on the 51hei microcontroller development board. This program can realize forward and reverse rotation and acceleration and deceleration functions....[Details]
In STM32, 192K is divided into 128k and 64k, and these two RAM physical addresses are not continuous.
Therefore, when the file size exceeds 128K, you need to define the storage address directly and ...[Details]
Shell made its first investment in Sonnen less than a year ago. Source: Sonnen
Shell is to buy German battery storage maker Sonnen to accelerate its position in home energy ser...[Details]
In recent years, the trend of digital development of the global economy has become increasingly obvious. Traditional industries are accelerating their transformation and upgrading towards digitalizat...[Details]
The hype about driverless cars has been going on for several years. Some optimistic companies even claim that they will be commercially available in 2019 or 2020. But recent fatal accidents and Waym...[Details]
A century-old foundation may be a rich asset that can be passed on, but it may also be a heavy historical burden. Germany's proud century-old automobile industry is undergoing a life-and-death tes...[Details]
introduction
In the passive rubidium atomic frequency standard, the synthesizer module completes the following functions:
(1) The quantum system acts as a frequency detector. The center f...[Details]
Shenzhen, China, October 29, 2024 - Today,
OPPO, a world-leading smart device company, announced that it has signed a global patent license agreement with InterDigital, covering InterDigital's ...[Details]
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