[i=s]This post was last edited by dontium on 2015-1-23 11:35[/i] [b][size=3]I haven't been to the forum for a long time. I apologize to Tangtang first. [/size][/b][size=3]I have been struggling with t...
How can I read the LCD data of a mobile phone using a single-chip microcomputer? I looked up the AT commands, and it seems that only AT+CKPD can control the buttons to write to the screen. Is there an...
[indent]During production, rolling bearings often "fever" occurs. If the cause is not clearly analyzed, the treatment is not timely, and the measures are not appropriate, it will often be counterprodu...
What do "memory range" and "input and output range" mean in a computer? What do "memory range" and "input and output range" mean in the hardware resource options in "system properties" -> "device mana...
Vinculum series is a new generation of USB Host bridge single chip solution, mainly used to achieve high-speed upload and download of voice, MP3, data, image and text data. It can automatically identi...
Has anyone set the clock frequency in the dts file? I want to set clkout2 to 25MHZ and see in am33xx-clock.dts: sysclkout_pre_ck: sysclkout_pre_ck@44e00700 { #clock-cells = ; compatible = "mux-clock";...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[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]
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]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
The biggest advantage of Profibus is that it is guaranteed by the stable international standard EN50170 and has been proven to be universal in practical applications. It has been widely used in man...[Details]