After much effort, I finally finished drawing an ARM Linux MINI learning board! I feel that it is so ugly that I am embarrassed to show it to you. However, if a rookie wants to make progress, he must ...
When I use TC35i, the signal is sometimes good and sometimes bad. Sometimes it shows 99, and sometimes it is good but I can't receive any information. What's going on? Is there something I should pay ...
Everyone, I bought the DRV8301-HC-EVM development kit, but found that TI can't find the firmware for the BLDC sensory drive. I don't know if the method of detecting magnetic flux commutation mentioned...
It can generate a pulse frequency of 2HZ ~ 1KHZ, an intensity of 2.8Ma, and consumes about 85MW of power. Oh, it uses a 6V DC power supply. At that time, I wanted to use NE555, but it seems to have so...
/****************************************************************************** * @fun uint8_t halSpiReadReg(uint8_t addr) * @param addr: address * @return the configuration word of this register * @b...
I need help. I need to use the external pin interrupt of tiva c. The development environment is under ccs. I have been looking at related programs for the whole afternoon, but I can't use them. Please...
In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]
Today's portable medical devices allow patients to diagnose and treat themselves, move around freely, and even use the devices when they are out and about. To achieve the "easy to carry" feature, po...[Details]
introduction
Oxygen is an important substance for human metabolism. Brain tissue has a high metabolic rate and consumes about 20% of the total oxygen in the body. In the clinical rescue and ...[Details]
The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
With the advancement of computer technology, the development of image processing and pattern recognition methods, fingerprint processing technology has become more mature and has been widely used i...[Details]
Sensors have made inroads into automotive, medical, industrial and aerospace applications. But you may not see anything changing yet. Growing demands for safety, convenience, entertainment and efficie...[Details]
At present, the global medical electronics industry is gradually showing attractive development prospects, and the speed of product replacement is constantly increasing. At the same time, due to the p...[Details]
Designers of hearing aids have stringent requirements. Hearing aids must be small enough to fit in or behind the ear, operate on ultra-low power, and be free of noise or distortion. To meet these requ...[Details]
Introduction
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[Details]
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
The hardware circuit principle is shown in Figure 1. In the specific design, each part should consider the anti-interference problem to minimize the impact of interference on the performance of the...[Details]
0 Introduction
Metal halide lamp (MHL) as a green lighting source has been widely used in the field of indoor and outdoor lighting. However, when using this green lighting source, the matc...[Details]
As microcontrollers become less expensive and more powerful, electrical designers are finding it more cost-effective to use multiple small controllers in both single-board and multi-board systems. ...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
introduction
The data detected by various measuring instruments often need to be transferred to the PC for data processing and archiving, so as to make full use of the rich hardware and softwa...[Details]