I am using the stm32f103vb development board, which is powered by 3.3v. However, the output of the GPIO port needs to be input to the TLV5618A (a DAC) chip, which is powered by 5v. Therefore, in order...
I am determined to learn embedded systems, and I ordered a learning board the day before yesterday. Now that I have the board, I don't know how to use it in the most basic way and get started. I hope ...
I am using arm-linux-gcc-3.3.2 system fedora. The error is as follows: not recognized: failed to merge target specific data of file /usr/local/arm/3.3.2/lib/gcc-lib/arm-linux/ 3.3.2/libgcc.a(_udivdi3....
[color=#00ff][size=5]Event Details >> [/size][/color][size=5][url=https://www.eeworld.com.cn/huodong/201408_EXP430FR5969/]TI's First Low Power Design Competition - Play with MSP430 FRAM MCU! [/url][/s...
Data cards are essential image storage devices for digital cameras, but they also need to be bridged through various access devices to import image data into computers and then distribute them to the ...
I am making a full-screen preview application for the camera on a mobile phone. I need to have several icons on the full-screen preview window to control taking photos and recording videos. I don't kn...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]