The company has just assigned me a task to develop a multimedia messaging system. The main requirements are: PC (Windows platform) + multimedia messaging software system + GPRS MODEM to achieve multim...
[font=微软雅黑][size=4][color=#ff0000][b] I was a senior student at that time, facing graduation, and I didn't know anything. [/b][/color][/size][/font] By chance, the school organized a training, which m...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:44[/i]Don't some chips have an enable terminal? Is the enable terminal connected to ground or power? It seems that I read in the book that th...
This team is located in Hangzhou, and undertakes the design, development and production of various digital and analog circuits for Zhejiang's small and medium-sized electronic enterprises; Development...
I'm interested in getting a binocular USB camera module, preferably one that can be exchanged for an STM32F469[color=#000]IDISCOVERY. If interested, please leave a message. [/color]...
Why is there an error in my spwm wave generation? ?
#include#define uint unsigned int#define uchar unsigned charuint j=0;uint k=0;uint b[100] = {11.3088,33.9152,56.4882,79.0055,101.4447,123.7839,146.0...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[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]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[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]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[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]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]