POS (Point of Sale) is an electronic device that can realize non-cash consumption, pre-authorization, balance inquiry, transfer and other functions by connecting to financial institutions. It is usual...
[i=s]This post was last edited by Tobey on 2016-12-9 11:12[/i] A few days ago, PB3 was used as a normal IO in a naked program on STM32F103 and everything ran normally. The code is as follows: [code]__...
At present, large passenger and freight vehicles in large and medium-sized coastal cities have adopted eddy current retarders. The advantages of this product are: The main advantages of eddy current r...
This article discusses how to use an ultra-low-power RF transceiver chip from Zarlink Semiconductor for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices t...[Details]
Third generation (3G) mobile phones offer a variety of features with more functionality. As consumers enjoy the latest and better features of these communication devices, they continue to demand lo...[Details]
The overcurrent and overheating coordinated protection technology implemented by polymer positive temperature coefficient devices (PPTC) can protect motors, controllers and electronic components in...[Details]
introduction
The most common flight state of a fixed-wing aircraft is horizontal flight. If it is allowed to fly at a large angle, the action cannot be maintained all the time. If it is al...[Details]
Abstract: CC2420 is a 2.4GHz RF chip introduced by Chipcon that complies with the IEEE 802.15.4 specification. It is used to develop ZigBee devices and products for PAN networks such as industrial ...[Details]
Abstract:
A single pulse secondary radar reply processor implemented with EPLD. Its main functions include: reply frame pulse detection, reply information decoding, assembling reply inf...[Details]
In view of the fact that a single ordinary type of fire detection alarm can no longer meet the demand, the use of multiple sensors to comprehensively collect various abnormal information before a f...[Details]
With the popularity of Apple iPhone and Nintendo Wii game consoles, accelerometers have been widely used in consumer electronic devices. For example, drop protection in notebooks, automatic screen ...[Details]
1. Introduction
In recent years, with the development of electronic technology, various office automation equipment, household appliances, and computers have been widely used. These device...[Details]
Abstract: A multi-channel, high-precision ultrasonic imaging detector for concrete is designed. The detector simultaneously collects multiple ultrasonic signals passing through concrete through a h...[Details]
1 Design Concept
The car instrument is a window and interface for information exchange between the driver and the car, which plays a positive and important role in improving the service li...[Details]
Today, Linux is widely used
in the development of
various
embedded devices
, such as digital TVs, video converter boxes, DVR players, xDSL/cable/PON modems, home routers, and
network
gatewa...[Details]
introduction
In embedded systems, in order to enable the system to automatically recover under abnormal conditions, a watchdog circuit is generally introduced. The watchdog circuit is actu...[Details]
Analog Devices, Inc., a leading global supplier of high-performance signal processing solutions, has expanded its extensive digital isolation product line with a new family of quad-channel devices ...[Details]
1. Brief Introduction
Over the years, the programmable controller (hereinafter referred to as PLC) has made a leap from wiring logic to storage logic since its creation; its functions have...[Details]
Analogue and Mixed Signal
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