[color=#494949][backcolor=white][font=Verdana, sans-serif][size=12px]In October 2013, Keil (one of the ARM companies) officially launched Keil MDK v5. This version uses the uVision5 IDE integrated dev...
[b]One: Cost Savings[/b] Phenomenon 1: The resistance value of these pull-up/pull-down resistors does not matter much, just choose an integer of 5K. Comment: There is no 5K resistance value on the mar...
[size=4]Factories, enterprises, mines, operation workshops and other large-span spaces use LED emergency lighting and normal lighting in common, which can quickly switch to EPS backup power supply aft...
How can I use 2407 to perform multiple A/D samplings each time an interrupt is entered, and ensure that the results of these multiple samplings are taken away?Is it possible to determine the sampling ...
The statement of Wang Xueqing, an expert from the National Development and Reform Commission, has given Kan Kaili's "3G slowdown theory" another supporter. Wang Xueqing clearly stated that if China is...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
1. Principle 1. Infrared emission protocol There are many infrared communication protocols. This experiment uses the NEC protocol. This protocol uses PWM modulation and uses pulse width to represen...[Details]
Today, under the guidance of a low-level expert, I learned how to configure the PWM module! Woof! First open the file configured last time, as follows: Then, we need to use TIM1 to set PWM: Then,...[Details]
Since the first draft of the 5G
NR standard was officially launched at
the end of 2017
, the
5G
commercialization process has taken a substantial step forward. From that moment on, mo...[Details]
Superconductors have physical properties such as zero resistance effect, Meissner effect and Josephson effect, which make them have broad application prospects and unparalleled advantages in many b...[Details]
The day before yesterday, another mainland technology company submitted a prospectus to the Hong Kong Stock Exchange. The company is called "Jia Nan Creative (hereinafter referred to as 'Jia Nan')"...[Details]
1. Heart rate measurement principle 1. What is a heart rate module? The heart rate module is professionally used to monitor the heart rate of the wrist, fingers, forehead, earlobe, chest and other ...[Details]
According to MEMS Consulting, single-chip radar system-on-chip (SoC) is becoming one of the most popular new sensors . Its widespread adoption in automobiles has greatly increased sales, thereby pr...[Details]
One addend is in the on-chip RAM 40H, 41H, 42H units, the other addend is in the on-chip RAM 43H, 44H, 45H, and the sum is stored in the 50H, 51H, 52H units, with the carry bit stored in 00H. Please ...[Details]
Recently, the National Development and Reform Commission announced that all foreign equity restrictions in the automobile industry will be lifted in the next five years. At the same time, as subsid...[Details]
The following comes from - "cortex-M3 Definitive Guide" Special function register group: Program Status Registers (PSRs or xPSRs) Interrupt mask register group (PRIMASK, FAULTMASK, and BASEPRI) ...[Details]
#include avr/io.h #include avr/interrupt.h int main() { DDRB|=0X20;//Set PWM waveform output, connected to port PB5, see the comment of OCR1A=15625 for details DDRE=0X04; PORTE=0X04; DDRA=0XFF; P...[Details]
With the development of electronic devices, more and more people pay attention to flexible electronic devices, which refer to electronic devices that can still work under certain deformation condit...[Details]
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