[i=s]This post was last edited by qwqwqw2088 on 2020-2-22 13:03[/i]The generation of current is inseparable from voltage and resistance. The simplest constant current structure can be generated by usi...
[size=4] The initial detection method of the faulty cable is divided into the loop bridge balance method, the low-voltage pulse reflection method, and the flash tester method. In the cable fault initi...
I ported the BMP180 program from STM32, but the software IIC has not responded. I tried the hardware IIC_start function but it failed. Can anyone give me some ideas and examples? Tell me the pitfalls ...
# Sound Detection System##Sound Detection System###The sound detection system is used to capture sound and display the time domain graph and spectrum graph of the sound. The interface of the detection...
Programming Interface is an application program interface, while SPI is a service provider interface.In JDK, it is described as follows:· the API is the description of classes/interfaces/methods/... t...
For example, using zero-crossing detection and adjusting the speed of a soymilk machine
The speed and power output of the soymilk machine are different at different grinding stages.
If the 220V AC pow...
There are five 16-bit timers in S3C2440, timer0, timer1, timer2, timer3 and timer4. Among them, only timer4 is an internal timer without output pins. Therefore, only timers 0, 1, 2, and 3 have pulse ...[Details]
The main goals of the power supply
loop design are: to achieve the required output accuracy within the input
voltage
and load variation range, and to be able to work stably under ...[Details]
On December 8, the 2022 "Hello BOE" O_SPACE Institute for Better Life was grandly launched in Chengdu. As a benchmark brand marketing event of BOE (BOE), and also a popular annual product promotion...[Details]
The on-state of mode A is shown in Figure (a): switch S1 is closed, switch S2, diodes D1 and D2 are not conducting. In this case, currents iL1 and iL2 increase, and i1=iL1+iL2. The off-state of mode ...[Details]
Integer variables are used to implement the PID algorithm. Since it is done with integer numbers, it is not very accurate, but for many occasions, this accuracy is enough. The coefficients and samplin...[Details]
Junsheng Investment was established in 2003, on the eve of the equity split reform. It is the earliest profitable pioneer in China's local private equity investment, and is also the first professiona...[Details]
Purpose: To become familiar with the use of external interrupts. (One button controls the light on and off)
#include"stm8s.h"
#include "stm8s_exti.h"
#define uchar unsigned char
#define uint unsig...[Details]
The CS8.1 is a USB 2.0 High Speed 4-port hub controller with special features to support the GSMA "Universal Charging Solution" (UCS).
Fully compliant with USB-IF "Universal Serial Bus...[Details]
Motor variable frequency starting and soft starting are two different starting methods. They have obvious differences in the control method, starting performance, energy consumption, etc. of the mo...[Details]
1 Overview
The DC system in power plants and substations normally supplies power to control and protection circuits. In the event of an accident, when the AC power supply is completely stopped, the...[Details]
According to Sony whistleblower "ZACKBUKS", after Sony releases the WH-1000XM5 headphones on May 13, it will launch a new true wireless headset, the LinkBuds S, on May 18. It is reported tha...[Details]
On the website of the Bluetooth certification organization, a batch of devices called Huawei/Honor Smart Screen appeared on August 30. The series covers five models, namely HEGE, OSCA-550, OS...[Details]
The IO port of STM32F4 is introduced in detail in Chapter 6, and the interrupt management group management is also explained in detail in the previous chapter. Here we will introduce the interrupt fu...[Details]
In the electronic circuit of energy-saving lamps, the magnetic ring is known as the heart of the energy-saving lamp. Whether in the debugging of the electronic circuit of energy-saving lamps or in ...[Details]
Analogue and Mixed Signal
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