I just came to EEworld, so I am considered a youngster. I have nothing to stand out about yet. The indifference I get in EEworld is very different from that in other forums. But I would like to thank ...
[i=s]This post was last edited by Xin Xin on 2017-10-13 15:00[/i] [size=5][color=#0000ff][b]Additional notes: 2017.10.13[/b][/color][/size] [size=5][color=#0000ff][b] I have completed all the notes re...
Everyone should set a small goal to have the motivation to move forward. It is a very good community activity. Applause. It has been a month since 2018, and I am still on the way to finishing the tail...
library ieee;use ieee.std_logic_1164.all;use ieee.std_logic_unsigned.all;entity t isport(key0,key1,key2,key3,key4,key5,key6,key7,key8,key9 : in std_logic;clk : in std_logic;key : out integer range 0 t...
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. Function prototype In the function library officially provided by STM32, you can find functions like HAL_Delay(). This function uses a timer to achieve a more accurate time delay and provides it...[Details]
Because the STM32 HAL library only has millisecond-level delay for HAl_Delay(), in order to achieve accurate microsecond-level delay, Systick has to be modified. However, since it is used internally ...[Details]
From last year to now, competition in the photovoltaic inverter industry has become increasingly fierce. In addition to the introduction of new products, various marketing and promotion methods hav...[Details]
China Energy Storage Network:
At the Boao Forum, Zhu Min, the current dean of the National Institute of Finance at Tsinghua University, said: "When talking about blockchain, we must first sep...[Details]
This paper combines embedded control technology with network control technology to realize the design of temperature control system based on single chip microcomputer through Internet control. Th...[Details]
With the development of the automobile industry, more and more automotive electronic components are being used in modern cars, providing better safety, comfort and economy for cars. In the past, cars...[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]
DMA： 1. When using DAC, when the converted analog signal is output through the IO port, why is the IO port also configured to input mode? PS: The stm32 manual defines that PA4 and PA5 are connected...[Details]
This program sets the LED running light and the 0-16 numbers of the 0th position of the digital tube to light up in a cycle. The digital tube program cannot be put into the main function, because the...[Details]
Please help me analyze the clock cycles occupied by the following delay program. Seek to explain: DELAY: MOV R6, #13 DELAY1: MOV R5, #250 DELAY2: NOP DJNZ R5, DELAY2 DJNZ R6, DEL...[Details]
Use P1.0 to output 1KHz and 500Hz audio signals to drive the speaker as an alarm signal. It is required that the 1KHz signal sound for 100ms and the 500Hz signal sound for 200ms, alternating between...[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]
1.GCC+PN(WinAVR-20071221) Introduction: WinAVR-20071221 comes with Programmer's Notepad, which is an easy-to-use and powerful code editor with basic functions such as project management, syntax colo...[Details]
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