It seems like earthquakes are happening everywhere. Sichuan just experienced a magnitude 6 earthquake, and Japan was hit by an earthquake and tsunami. The loudspeaker warning during the Sichuan earthq...
The potential of FPGA is huge. Apart from GPU and high-end CPU, there are probably not many chips that can achieve 1080P at such a low cost in embedded applications. Of course, the refresh of the scre...
My crystal is 11.0592MHz, using UART2, I modified the example under Keil. I changed #define _Main_Crystal 25000 to #define _Main_Crystal 11059 in 91x_CONF.H, but found that the serial port output rate...
[align=center][b][GD32E231 DIY Contest] 06. Automatic Fish Feeding Robot - ADC/DMA/TIMER0/Serial Port [/b][/align] [align=left][b]Here, a photoresistor is used to monitor the light intensity around th...
I have a problem. I can debug the program with CK100+TKS and download the program with ISP. I cannot download or debug the program with MDK+JLINK. I can download the program with J-FLASH ARM! But it d...
At present, I have preliminarily transplanted ucos_ii to atmega16, created several small tasks, and they can run. I have tried the core service and they are all successful. I have just established a Q...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[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]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
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