After getting the development board, I found that the board has a lot of peripheral circuits, and the interfaces are very rich. In particular, the main controller integrates WLAN and 2.4GHZ wireless f...
Hehe~ I always feel like there are too many capable people in a forum like this, and I usually don’t dare to speak up~~ Huhu~ I can finally breathe a sigh of relief. Newcomer, let me report in~ Hello,...
It is a virus that infects a USB flash drive. An autorun.inf file appears in the D disk. At the same time, when you right-click the D disk, there will be an additional "browse" item. The content of th...
[size=3]:victory:Add a little bit of information every day to make yourself go further! [/size][size=3] [/size] [size=4] [/size] [size=4][backcolor=yellow][b]Attention! ! ! This resource has been dele...
The CPU is STM32F103CB, without operating system. Receive data from GPRS through UART1 and process it in the interrupt function USART1_IRQHandler unsigned char a_GPRSData[500]; unsigned int g_DataLeng...
I recently used MSP430FR5949 and found that when the serial port baud rate was 115200, the MCU woke up from LMP3 and received data incorrectly. The reason was probably that the start bit was judged in...
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]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[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]
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]
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]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[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]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[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]
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, 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]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
RF/Wirelessly
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