很多不同的厂家生产各种型号的计算机,它们运行完全不同的操作系统,但TCP.IP协议族允许它们互相进行通信。这一点很让人感到吃惊,因为它的作用已远远超出了起初的设想。T C P / I P起源于6 0年代末美国政府资助的一个分组交换网络研究项目,到9 0年代已发展成为计算机之间最常应用的组网形式。它是一个真正的开放系统, ...
本软件是关于MAX338, MAX339的英文数据手册:MAX338, MAX339 8通道/双4通道、低泄漏、CMOS模拟多路复用器
The MAX338/MAX339 are monolithic, CMOS analog multiplexers (muxes). The 8-channel MAX338 is designed to connect one of eight inputs to a common output by control of a 3-bit binar ...
XMail is an Internet and intranet mail server featuring an SMTP server, POP3 server, finger server, multiple domains, no need for users to have a real system account, SMTP relay checking, RBL/RSS/ORBS/DUL and custom ( IP based and address based ) spam protection, SMTP authentication ( PLAIN LOGIN CR ...
This is an example how one could hide a process on Windows based
operation systems from task viewers like ProcDump (G-RoM, Lorian
& Stone) or ProcessExplorer (SysInternals).
It could e.g. be used as some kind of dump protection.
The way to get this done is very different on NT and 9x machines.
利用FaxModem通过串口或TAPI接口直接发送和接收传真 一套非常不错的传真库(稳定,高速),几乎支持所有的FaxModem,出自Symantec公司 Winfax 中国作者之手。
一 .Some of the standard features:
1.Comes with Class1, Class1.0, Class2 and Class 2.0 Fax Drivers
2.Class 1 ECM error correction .
3.Supports CCITT T. ...
TION
ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily
accumulate on the human body and test equipment and can discharge without detection.
WARNING!
Although the AD7008 features proprietary ESD protection circuitry, permanent damage may
occur on devices ...
16 relay output channels and 16 isolated digital input channels
LED indicators to show activated relays
Jumper selectable Form A/Form B-type relay output channel
Output status read-back
Keep relay output values when hot system reset
High-voltage isolation on input channels(2,500 VDC)
Hi ESD pr ...
The IA-32 Software Developer’s Manual, Volume 3: System Programming Guide (Order
Number 245472), is part of a three-volume set that describes the architecture and programming
environment of all IA-32 Intel® Architecture processors.
The IA-32 Software Developer’s Manual, Volume 3, describes
the ...