oRTP is a LGPL licensed C library implementing the RTP protocol (rfc1889). IT is available
for most unix clones (primilarly Linux and HP-UX), and Microsoft Windows.
Linphone is a web phone: IT let you phone to your friends anywhere in the whole world, freely, simply by using the internet. The cost of the phone call is the cost that you spend connected to the internet.
to show the waveform of audio file and play IT on computer
Purpose: Familiar wITh WAV file format and UI design
IT should have the following functions:
Provide a Graphic User Interface for user to browse the file system and select one WAV file
Show the waveform of input audio signal
Play the selected WAV file
Print the parameters of WAV file such as sampling rate, bIT-depth, etc
This book focuses primarily on XML ITself. IT covers the fundamental rules that all XML documents and authors must adhere to, whether a web designer uses SMIL to add animations to web pages or a C++ programmer uses SOAP to exchange serialized objects wITh a remote database. This book also covers generic supporting technologies that have been layered on top of XML and are used across a wide range of XML applications.
自制51編程器
I have build my own programmer. This device can program the AT89C51 and works wITh IT. So IT can easily be adapted to programming other devices by ITself.
The Atmel Flash devices are ideal for developing, since they can be reprogrammed easy, often and fast. You need only 1 or 2 devices in low cost plastic case for developing. In contrast you need 10 or more high cost windowed devices if you must develop wITh EPROM devices (e.g. Phillips 87C751).
