My code is as follows. There is no playback interface on my monitor, only sound. Please give me some advice if(Context_Init((tchar_t *)_T("TCPMP"),(tchar_t *)_T("0.72RC1"),3,(tchar_t*)AfxGetApp()->m_l...
Regarding the design of mobile phone radio frequency (RF) circuits, this article takes the test of SAW filters as an example to discuss the following three issues: how to use a single-ended vector net...
Live Topic:PolarFire SoC FPGA Secure Boot | Microchip Security Solutions Series Seminar 12PolarFire SoC FPGAs offer secure boot out of the box. In this webinar, Johnson Xu, principal applications engi...
I would like to ask you, I use this circuit to measure AC current. The voltage on the secondary side is 1.29, but why is the final reading only 1.22? How can I reduce this error?...
[i=s]This post was last edited by 5之丹公英 on 2016-2-12 22:06[/i] [align=left][font=宋体][size=18.0pt]The village has changed a lot. The small bridge at the entrance of the village has been rebuilt and sea...
[font=微软雅黑] [size=3][/size] [size=3][/size] [size=3]This classic science fiction movie of the year was released on November 19th. A colleague went to see the 3D version and fainted on the bed when he ...
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
1. The composition and structure of mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, protection c...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
Don’t just look at the power when choosing a power supply
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent free...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[Details]