Prepare to open the third plan and make a portable temperature and humidity detector
You can take a look at my plan. I mainly want to make a portable, pocket-sized one that can be hung on a key ring, ...
/*Experimental board [b][color=#006699]MSP430 LaunchPad [/color][/b] * Use the timer to write a PWM circuit to drive the LED, and adjust the brightness by pressing the button * MCLK＝SMCLK＝DCOCLK＝32×AC...
Abstract: This paper introduces the hardware and software design of an intelligent software dog based on PIC16C54 single-chip microcomputer 93C46 serial EEPROM. This software dog uses the characterist...
Dear experts, I use sim300d gprs module, Beijing Shenzhouxing WAP gprs card, connect cmwap through ppp protocol, now passed pap verification, can get ISP server ip address and assigned local ip addres...
[size=3]四、使用 const可以限定目标优化1、源代码：[/size][color=rgb(102, 102, 102)][list=1]
[*][size=3]void fir_fxd1(short input[], short coefs[], short out[])[/size]
[*][size=3]{int i, j;[/size]
[*][size=3]for (i = 0;...
When talking about Chinese chips, Ni Guangnan is indispensable. Let’s learn more about the relevant content with the embedded editor.
Since he co-founded Lenovo in 1985, Ni Guangnan has been s...[Details]
Profit growth of 85% in 2017, target revenue of 12.5 billion yuan in 2018: The company released its 2017 annual report, achieving revenue of 8.886 billion yuan, a year-on-year increase of 48.01%; prof...[Details]
1. Purpose In actual product release, if the program stored in the MCU Flash is not protected, some illegal companies may read the program in the Flash through an emulator (J-Link, ST-Link, e...[Details]
In the previous article, I wrote a simple GPIO running light test, which looked a bit monotonous. I was used to serial port debugging. If there was no serial port on the board, I had to find another ...[Details]
When Amazon launched its first
cloud computing
service, the outside world was not optimistic about this direction, as it had high investment, low profits and many uncertainties. Let's follo...[Details]
This is my first time writing an STM32 program. I have many questions to ask. I want to convert the data of the SO of MAX6675 into the actual temperature and read it out using the serial port tool. I...[Details]
In 1952, Bell Labs built a 6-foot-tall automatic number recognition machine called "Audrey", which could recognize the pronunciation of the numbers 0 to 9 with an accuracy of more than 90%. And its...[Details]
When designing a product, if the application environment's requirements for power isolation are not considered, the product will be unstable due to improper design, and even high voltage may damage t...[Details]
As many companies listed with
the concept of
touch screen
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In most countries, the military is a fairly large group, and the health of soldiers is particularly important to the combat effectiveness of the army. The US Department of Defense's Advanced Resear...[Details]
Nowadays, everyone is saying that "technology is people-oriented". The essence of the development of technology is to serve the improvement of the quality of life of human beings. Automated driving...[Details]
Different from 51, AVR and other single-chip microcomputers, the clock signal sources of msp430 include LFXT1, XT2 and DCO. 1. LFXT1: It can connect high-speed and low-speed crystal oscillators. In l...[Details]
With the development of information technology, intelligence, informatization and networking have become the development trend of modern industrial control. Since the 1980s, the rapid development...[Details]
In 2018, the National Development and Reform Commission issued a new photovoltaic subsidy policy. The benchmark on-grid electricity price was significantly reduced, the return on investment decreased,...[Details]
I encountered a problem when debugging the STM32 system clock setting: TIM2 timing 1Ms, TIM2 interrupt service function time++, LED state changes when time=100. After the program runs, I found that t...[Details]
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