RT, in Samsung's own 6410->oal->timer.c, there are two sentences [color=#FF0000]#ifdef ENABLE_WATCH_DOG OALInitWatchDogTimer (); #endif[/color] After defining ENABLE_WATCH_DOG, the watchdog program ca...
lib rar y IEEE ; use IEEE.std_logic_1164.all ; use IEEE.std_logic_unsigned.all ; use IEEE.numeric_std.all ; entity key1 is port ( Clk_I : in std_logic ;Rst_I : in std_logic ;key_I : in std_logic ;key_...
The op amp can compensate for the error caused by internal bias and other problems through an external compensation voltage. I would like to ask: Generally speaking, what is the rule of the frequency ...
In the 13.56Mhz reading and writing field, MCU checking the card through the ADC circuit is a common low-power approach. However, the disadvantage of this approach is that the MCU needs to continuousl...
[color=#000][backcolor=rgb(232, 232, 232)][size=15px]I use keil5 for programming, and my arm is stm32F103. Now I encounter a problem. After keil download is completed, it shows: uvision has stopped wo...
[postbg]bg1.png[/postbg][align=center][backcolor=paleturquoise][color=#00bfff] [b][size=6] Production of Multifunctional Intelligent Window Based on 51 Single Chip Microcomputer[/size][/b][/color][/ba...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
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]
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[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]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[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]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[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]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]