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...
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
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]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[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]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
Infrared remote control is widely used in home appliances, but the remote controls produced are not compatible with each other. The universal remote controls commonly seen on the market can only co...[Details]
Microcontroller MCU
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