[Qinheng RISC-V core CH582] I2C lights up the OLED screen - Domestic chip exchange - Electronic Engineering World - Forum (eeworld.com.cn)
After I2C driving the OLED screen, today we tested the hardwa...
[i=s]This post was last edited by faraway_99 on 2019-3-16 23:18[/i] As shown in the figure below, it is necessary to refer to the zero crossing point of Iab to control the output of Vg1 and Vg2 PWM wa...
[i=s]This post was last edited by DDZZ669 on 2020-9-14 22:23[/i]The previous article conducted an unboxing and evaluation: [GD32450I-EVAL] + 01 Unboxing and onboard resource evaluation . This article ...
Zynq UltraScale+MPSOC development boardBased on Mir Electronics MYC-CZU3EG core board and development board
The Xilinx Zynq UltraScale+ MPSoC series integrates a feature-rich 64-bit quad-core Arm Cort...
[i=s]This post was last edited by Zhao Yutian on 2022-2-23 15:41[/i]Just over two weeks after the sudden death of a 25-year-old employee of Bilibili, ByteDance was revealed to have also suffered a sud...
Weak light detection usually converts the optical signal into an electrical signal through a photoelectric device, and then amplifies it through a preamplifier circuit. The A/D conversion circuit conv...[Details]
The VF voltage of LED light sources for lighting is very low, generally VF=2.75-3.8V, IF is 15-1400mA; therefore, the output voltage of LED driver IC is VFXN or VFX1, IF constant current is 15-1400...[Details]
1. Problems when using stm32f10x_lib.h file
Use uvison 4.x (MDK4.x) to create a project for developing STM32F103: test.uvproj
Add the source program main.c file to the project. The source co...[Details]
The LM358 has two independent, high-gain, internally frequency-compensated dual operational amplifiers, which are suitable for single-power supply with a wide power supply voltage range, and also for ...[Details]
Touch the display screen in front of you, and the minimalist graphic style in the menu can provide the car owner with a variety of entertainment functions; acceleration from 0 to 100 km/h takes less ...[Details]
The structure of the oscilloscope. Figure 5.33 shows the names and functions of the knobs of the AD7890ARMZ oscilloscope, and Figure 5.34 is the internal structure diagram of the oscilloscope.
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Automobiles were originally a technology that mainly focused on mechanical coordination, but in recent decades, with the rapid development of electronic technology, all walks of life have begun to pro...[Details]
In recent years, digital video surveillance systems have been widely used in various fields such as banks, highways, and buildings. In digital video surveillance systems, OSD (On Screen Display) te...[Details]
Foreign media 9to5 Mac reported that last week we shared a concept that explored how Apple could improve subscription forms in iOS to help customers better understand what they are signing up f...[Details]
In our embedded engineering applications, interrupts are the most commonly used asynchronous means and are indispensable. In an application, one interrupt is often not enough. Multiple interrupts are...[Details]
Google's just-released Pixel 3A was developed by a Taiwanese team that Google acquired from HTC a year ago. HTC has remained silent about its new flagship since the U12 Plus went on sale last summer....[Details]
Instrument stepper motor : A stepper motor is an open-loop control element that converts an electrical pulse signal into an angular displacement or a linear displacement. In the case of non-ove...[Details]
Allegro MicroSystems Releases 4x4mm 50V Full-Bridge Gate Driver for Automotive and Industrial Applications
New drivers reduce external component count, take up less space, and improv...[Details]
According to Taiwan media Economic Daily, the storm of semiconductor chip order cuts and price cuts has expanded. Microcontrollers (MCUs), which were previously relatively priced and in short supply,...[Details]
DS2726 Overview
The DS2726 is a stand-alone protection device with integrated voltage, current sensing, and cell balancing functions for 5- to 10-cell lithium-ion (Li+) battery packs.
The DS27...[Details]