Apple started to support BLE 4.0 after IOS 6. iPhone 4s, iPod 5, iPad 3 and other later models began to embed BLE 4.0 hardware. Therefore, before development, please make sure that your development en...
The batch selected was relatively late, so I am only posting the unboxing post now, thanks EE!!!
I originally planned to use the esp32 camera, but found that the interface is different.
It seems that ...
From the processing principle, CNC engraving machine is a kind of drilling and milling combined processing. It is a typical mechatronics product and has a wide range of market applications in mold eng...
I am an electrical engineering major and will be a senior soon. I have no hope of getting admitted to the Southern Power Grid. After graduation, I plan to work in the electronics industry in Guangzhou...
[:)][:)][;)] Microcontroller master's secrets, the best 1. Don't say "Give me a code!" when you see someone's reply. You should think about why. When you figure it out yourself and refer to other peop...
Designers use PSpice primarily to simulate analog circuits. However, it can also be used to simulate digital filters. The main components in a digital filter are delay elements, adders, and multipl...[Details]
The particularity of portable medical devices determines that they should be user-friendly, must work in a sterile environment, and occupy little space and consume low energy.
At the same time, por...[Details]
TD-SCDMA terminal conformance test includes three types of tests: RF index test (reference standard: 3GPPTS34.122), protocol signaling test (reference standard: 3GPPTS34.123) and other tests (refer...[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]
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]
introduction
Like other
portable
electronic products,
blood flow parameter detectors
need to be small, thin, durable, reliable, and have a long standby time. Therefore, system desi...[Details]
Preface
For a long time, SD cards with Flash Memory as storage have been widely used in consumer electronic products due to their small size, low power consumption, erasable and non-volati...[Details]
0Introduction
As a service robot in the field of medical care, the application of smart wheelchairs makes extensive use of mobile robot technology. The key technologies involved in the researc...[Details]
Industrial control
often requires multi-channel fault detection and multi-channel command control (this multi-task setting is very common). A single CPU chip is difficult to directly complete ...[Details]
0 Introduction
At present, most of the automatic blood pressure monitoring systems used in hospitals are imported equipment, which are expensive and increase the cost of medical treatment. The...[Details]
Test equipment manufacturers are constantly challenged to develop new test solutions that meet the latest product testing needs of their customers, and they often design specialized hardware t...[Details]
0 Introduction
In modern industrial production and scientific and technological research, various data usually need to be collected. The commonly used data acquisition board collection met...[Details]
According to Xilinx's analysis, the programmable logic chip market was approximately $3.6 billion in 2007 and will grow rapidly to $14 billion in 2012. The factors driving this huge growth come fro...[Details]
introduction
Data acquisition is the most basic application field of DSP. The data acquisition system designed in this paper uses the TMS320F2812 DSP chip of TI. The main features of this ...[Details]
nRF9E5 is an intelligent RF chip with an operating frequency of 433/868/915MHz, integrating an 8051 microcontroller, a 4-channel 10-bit A/D converter, and multi-channel RF transceiver.
This ar...[Details]