The video decoding (highest performance) measured on a 200MHz ARM9 development board (S3C2410A) is: H.264 QCIF 60fps MPEG4 CIF 60fps H.263 CIF 70fps MPEG2 CIF 75fps MPEG1 CIF 80fps SDK source code is ...
[i=s] This post was last edited by wanyisq on 2016-2-25 13:16 [/i] Problem description: There is a ready-made monitoring system, and the room needs to collect temperature and humidity signals. How to ...
I used the duplex routine on the official website. The function of the serial port is to send data out through the serial port after receiving it. Why is there no movement?...
Dear colleagues:The original Electronic Experts Warm Nest QQ group was maliciously cancelled. Please join the new group: Electronic Engineering World Exchange Group 2 37061424 by bagheera: Since the E...
The TMS320VC5509a chip used before can process in real time at a main frequency of 120M, and it used to be an external flash.Now considering software encryption, I want to use a DSP with built-in flas...
SPI (Serial Peripheral Interface) I2C (INTER IC BUS) UART (Universal Asynchronous Receiver Transmitter)1.SPI
SPI is a protocol that allows a master device to initiate a synchronous communication with ...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[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]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
Synchronous buck designs are becoming increasingly difficult, and the selection of suitable ICs is becoming quite narrow. This Design Idea combines a current-mode PWM IC used in a flyback regulator...[Details]
In the 1980s, breakthroughs were made in the design and production of small, low-power quartz metal halide lamps with precise dimensions. At the same time, with the acceleration of people's lives a...[Details]
Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]
High specific energy lithium/thionyl chloride (Li/SOCl2) batteries are widely used in multi-functional intelligent meters (such as smart meters, water meters, etc.) as real-time clocks and memory b...[Details]
When designing a PLC system, the control scheme should be determined first, and the next step is to select the PLC engineering design. The characteristics of the process and the application require...[Details]
1. Introduction
Due to the good programmability and superior performance of FPGA, the number of embedded systems using FPGA chips in LCD splicing screens is increasing rapidly, especially in t...[Details]
In the process of instrument application, there are many types of influencing factors of online gas analyzers and the changes are more complex. It is difficult to effectively control these influenc...[Details]