I am using MSP430F4250 and I use AD to read a fixed voltage every second. The value I read is jumping a lot and has a tendency to increase slowly. What is going on? Please help me....
Try the low-power mode of MSP432 according to the chip manual: Ultra-Low-Power Operating Modes – Active: 80 μA/MHz – Low-Frequency Active: 83 μA at 128 kHz (Typical) – LPM3 (With RTC): 660 nA (Typical...
[b]Transfer Operations[/b] Mnemonic Code Description MOV A,Rn E8~EF register A MOV A,direct E5 direct direct byte to A MOV A,@Ri ER~E7 indirect RAM to A MOV A,#data 74 data immediate to A MOV Rn,A F8~...
LED is the abbreviation of Light Emitting Diode , which is translated into " light emitting diode " in Chinese . As the name suggests, light emitting diode is an electronic device that can convert ele...
I want to make a small door opening system, which can open the door by swiping a card. I would like to ask the experts, is this difficult? Can the Arm9 board and the contactless IC card reader be conn...
The porting process on NiosII processor and all source code //--- Code running environment //--- Nios3.10, QuartusII3.0, project settings are as described in the article.
//--- Copy all files to the s...
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[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]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[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]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[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]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]