[i=s]This post was last edited by michael_llh on 2016-5-2 20:11[/i] [align=left][font=新宋体][size=4] After getting the board, we can use it directly using our Android data cable. [/size][/font][/align][...
We are looking to purchase Dahua DH-PHSA1.2-SH and DH-PHSA1.5-SH LED modules. The pixel pitch of DH-PHSA1.2-SH module is 1.27mm, and the pixel pitch of DH-PHSA1.5-SH module is 1.588mm.Modules or whole...
[b]V. System selection and configuration description[/b] 1[b], WANDEOR full real-time digital [url=http://www.tmcctv.com/php20/query.php?stype=2&keyword=%E7%A1%AC%E7%9B%98%E5%BD%95%E5%83%8F%E6%9C%BA][...
VS1053 Introduction :
VS1053 is currently the most powerful chip in VLSI 's VS10xx series. In addition to being able to play various music formats, it also supports OGG real-time encoding recording.
h...
Dear experts: I have a problem. The IST was originally created by createthread. Someone wants to replace it with NDIS workitem to achieve portability under WINDOWS. I don't know what the impact of rep...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[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]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
Measurement compatibility
It is very important to ensure the compatibility between the pressure sensor and its actual application. Before making a pressure sensor selection, the fo...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
MicroPython Open Source section
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