When two fixed-point numbers are multiplied, there are three cases: 1. Decimal multiplication 2. Decimal multiplication Example 1.9 Q15*Q15=Q30 0.5*0.5=0.25 0.1000000000000000; Q15*Q15=Q30 0.5*0.5=0.2...
In the AC 220 switch protection circuit, the fuse should be 250V, how to calculate its current; I directly connect the MB6S rectifier bridge behind it; the varistor has 275V and 320v; which one should...
2812 has a three-level interrupt mechanism, namely the peripheral level, PIE level and CPU level. For a specific peripheral interrupt request, if any level is not allowed, the CPU will not execute the...
[i=s]This post was last edited by wo4fisher on 2016-11-10 00:56[/i] [align=left][font=宋体][size=3][color=#000000]1. Preparation:[/color][/size][/font][/align] [align=left][font=宋体][size=3][color=#00000...
[size=4][color=#000000][backcolor=white]The number of cloud data centers is growing rapidly. According to some analysts, by 2020, the installed base of major cloud providers will triple. This growth i...
There is a problem when adding USB CDC function in the official demo application SDDataLog. When sensorile is plugged into the PC USB port, the virtual serial port can be recognized normally at first....
Radio Frequency Identification (RFID) technology is a contactless automatic identification technology that uses radio frequency signals to read and write relevant data from target objects to achiev...[Details]
Until now, designers have faced a trade-off in ADC selection. Pipeline converters offer high resolution and wide dynamic range, but their power consumption is quite high. The alternative, discrete ...[Details]
No other sector is feeling the pressure for change more acutely than the healthcare industry. Healthcare organizations and services are desperate to reduce costs, but the challenge is to do so without...[Details]
As FPGAs incorporate more and more capabilities, the need for effective debugging tools will become more critical. Careful planning for internal visibility will enable teams to adopt the right debuggi...[Details]
Wireless personal area networks (or WPANs) are particularly useful for sensing, monitoring, and control applications. Cost-effective WPANs have the unique potential to implement wireless connectivi...[Details]
Preface
Phase-modulated pulse signals can achieve a large compression ratio. As a commonly used pulse compression signal, they are widely used in modern radar and communication systems. Wi...[Details]
System Introduction
EraSoC-1000 series chips are high-performance SoCs (System on Chips) based on the Loongson core. With their powerful CPU processing capabilities, 64-bit floating-point ...[Details]
Volkswagen's electronic throttle has taken our understanding of the traditional throttle a big step forward. However, while we admire Volkswagen's new technology, which is constantly being applied...[Details]
Power Integrations (PI) has introduced three charger/adapter reference designs using its new LinkSwitch-II series of AC-DC switching power conversion ICs. The new LinkSwitch-II devices use high-pre...[Details]
Abstract:
An amplifier solution for ceramic speaker systems is presented.
Keywords:
audio; ceramic speaker; amplifier; Class G
Today's portable devices require smaller, thinne...[Details]
1 Introduction
Intelligent software agents are software programs that can perform specific tasks for users, have a certain degree of intelligence, can autonomously perform some tasks, and ...[Details]
Abstract:
Using TMS320F2812 DSP chip as the control unit, without any gate control device control, the rich software resources of DSP 2812 are used to achieve equal precision measurement. A...[Details]
Abstract:
Under high dynamic conditions, combined with GEC's twelve-channel correlator GP2021, this paper discusses the structural design of GPS receivers and the key technologies inv...[Details]
Siimpel announced that its MEMS-based silicon camera technology, SiimpelFocus SF9x, has been used in Motorola's newly released MING A1600 mobile phone. The MING A1600 is the industry's first mobile...[Details]
Abstract: In many SCART applications, due to the complex signal switching requirements, dedicated ICs are usually used to implement SCART connections. This will bring cost pressure to single SCART ...[Details]