9. Game over and restart
If you want to restart the game after it ends, you need to use a variable to represent the game state:
int status=0;//初始状态为 0游戏中 1胜利 2At the same time, extract the lvgl part o...
I have never played with stepper motors before, and I want to make a stepper motor controlled lifting device. Let's build a model to try it out. First, let's learn the basics of stepper motors.The com...
[i=s]This post was last edited by Beifang on 2021-12-9 11:07[/i]1. OverviewThe application and development based on wireless charging has now entered a mature stage, and the corresponding solutions ca...
This work uses MSP430 microcontroller to carry out intelligent transformation of college dormitory, including three functions: mobile phone remote control, voice recognition control, and intelligent w...
There are a few updates in August. I don’t know if it is affected by other things.extmod/uasyncio: Truncate negative sleeps to 0.
tests/extmod: Add test for uasyncio.sleep of a negative time.
py/runti...
From campus study to internship work means a lot of changes. I learned the 51 MCU series on campus, but my internship requires me to learn STM32. The leap is still quite big, and there are too many th...
1. The composition of laptop battery
Laptop batteries are made up of a shell, a circuit board and a battery cell, and are lithium-ion batteries. Generally speaking, the battery cel...[Details]
As shown in the figure, this is a typical application circuit of the LM4906 audio power amplifier (MSOP package). After the audio signal is input, it is coupled to the inverting input terminal (pin...[Details]
introduction
Applications that require a microcontroller also often require some mechanism to preserve settings even when power is lost. For example, a radio that loses its previous station se...[Details]
I feel that the PIT timer of K60 is like the timer in 51 and PIC (it seems that K60 has many kinds of timers Systick, LPTMR, PDB).
What is Systick? It is the timer of the Cortex core, that is ...[Details]
From the perspective of the number of motor vehicles in my country, as socialism with Chinese characteristics enters a new era, the living standards of Chinese residents have entered a new stage, and...[Details]
Is a small-screen mobile phone a false demand? Whether small-screen mobile phones are a "false demand" or not, time has given the answer. Even Palm, which specializes in small-screen mobile phones, h...[Details]
On August 3, the Meigang 50MW/100MWh user-side energy storage project, which was EPC-generally contracted by China Energy Engineering Jiangsu Institute, was successfully connected to the grid!
...[Details]
Xiong Junmin, Vice President of Honor Business Department (Products), recently published an article praising the Honor X10 as a well-deserved gaming machine. Xiong Junmin said that Honor X10 supports...[Details]
1 Introduction
A key process in the production of traditional Chinese medicine is the extraction of effective ingredients. It is necessary to ensure the quality of the extracted drug ingredien...[Details]
There are two commonly used methods for measuring gear accuracy. One is the gear meshing test method, which is used to determine the rotary transmission performance of a pair of gear pairs; the other ...[Details]
Lenovo, HP and Dell are still the top three in terms of quarterly growth and market share Sina Digital News on the morning of May 14, Strategy Analytics released a new report today describing the...[Details]
China Energy Storage Network:
“Because the tense situation in the global supply chain has not fundamentally improved, CIMC’s container orders for the first and second quarters are still ful...[Details]
1. Introduction The traditional throttle valve is connected to the accelerator pedal by a pull rod, and the throttle valve opening is completely controlled by the driver through the accelerator pedal...[Details]
Talk about the categories of walkie-talkie headsets
Full range of genuine Motorola audio accessories for walkie-talkies
Click on the image above to view Seri...[Details]
On November 12, Foresight Autonomous Holdings, an innovator in automotive vision systems, announced the launch of its advanced sensor suite portfolio: ScaleCam™ Vision, ScaleCam™ Thermal and QuadSi...[Details]
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