[i=s] This post was last edited by Changjianze1 on 2017-4-18 08:05 [/i] [align=center][b][size=6][color=red][font=宋体]Chapter 7 [/font] Android APP [font=宋体] Let’s play with the small light [/font][/co...
[i=s] This post was last edited by tiankai001 on 2019-1-8 10:54 [/i] [b]4. Typical collector DC circuit of NPN transistor with negative power supply 2 [/b][align=left][color=rgb(34, 34, 34)][font="]Th...
Based on IPM05F 3Sh board: FOC motor control 400V sensorless and sensory encoder all design data summary (schematic diagram/BOM table/reference program/debugging instructions, etc.)IPM05F three-resist...
I modified the TI 6918 TFT connection scheme, and the screen uses the ILI9320 control chip. The code, connection circuit diagram, and TFT information are below:)...
In "If You Are the One", Mr. Le Jia once posted a microblog, which roughly said that when Mr. Le Jia was in his first love, there was a girl who loved him very much. At that time, Le Jia was poor, unr...
I recently worked on AD7190, and the sampling results when no-load are roughly as follows:Is this correct? I don't understand, please help me. Thank you!...
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]