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开始学习Spectrum8855

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怎样,我的比你的要真实一点吧。你是什么公司的,也有用8855吗。
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我们有两台
一台8855
一台8852

我是上海的
我们公司决大多数都是用TERADYNE的(Z18,Spectrum,Teststation),现在也有了15台TRI的比较少。
我们用的较多的是HP3070
Purpose:
This module will discuss the main features and subassemblies of
the Spectrum system.

The major points are:
        --  Open architecture
        --  Based on industry standards
        --  Major hardware subassemblies and their functions
        --  Various software environments (NT, TDE, APG,…)
        -- Software tools
        --  Add-on applications
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Smaller, lighter fixtures for dense boards:
1280 node interface 18” x 9”
2560 node interface 18”x 16”
5120 node interface 33” x 16”
Simpler integration with board handlers
Users customize interface via removable PFT pin modules
Wireless Fixture Compatible
No External Vacuum Hoses

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PC/ Windows NT operating system:  True multitasking, Wide range of third party tools, standard platform for functional test.       

Supports Windows DLL, DDE, OLE standards (Dynamically Linked Libraries, Dynamic Data Exchange, Object Linking and  Embedding):  Allows interaction with other windows programs.

High level hardware APIs (analog, digital, system functions):  User control of tester functions.       

C++ test algorithms:        Users create their own worksheets for specialized functions.

National Instruments LabWindows/CVI:  Industry standard graphical programming, driver support for a wide range of third party VXI and IEEE instruments.
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DSP-based Digital Test Instrument
40 MHz TMS320C31
Fully VXI compliant device
4(-00),32(-01) or 64(-02) Mbyte DRAM Pattern Memory, expandable to 64Mbyte
5 MHz pattern rate at DUT
32 Bit high throughput VXI Device
Full VXI bus support
Advanced test functions
VP hold & homing loops for synchronization to DUT
Programs Flash, NVM, ISP FPGAs, and PLDs
True synchronous analog/digital mixed mode testing
64 Kbytes Logic Analyzer Memory expandable to 1 Mbyte

4 User Serial Ports
VP HOLD
16 bit User Utility I/O Interface
Direct connect, +24V OC, 250 ma drivers
Fixture Interlock
1 pin closed contact high voltage protection
Fixture ID - Dedicated 8 bits
PRecision Integrated Signal Measurement module
State of the art DSP based instrument
Fully VXI compliant device
Digitally synthesized stimulus
Digital to analog converter design
more flexible than fixed analog circuitry
Digital measurement sampling
Analog to digital converter design
DSP algorithms
Auto-settling
successive approximations
Low noise system environment
-110dB to 100kHz
DSP-based analog measurement system
250 analog test per second throughput
High performance A to D conversion (16 bit A/D)
R, C, L, RC, RL, diode, zener, transistor ß tests standard
High speed, high accuracy proprietary “DSP Bridge mode” for small capacitor, RC tests
High speed Hi-Cap test using DSP stabilization techniques
On-board temperature-stabilized reference with a simple, one-year calibration cycle (15 minutes typical cal time)
Test verification capacitors and resistors to parallel with the DUT component
High power resistors available for fast capacitor discharge up to 100V
Wide operating temperature range 15oC – 35oC, < 80% humidity non-condensing.
128 Nodes per CC2 card assembly
Analog Relay Matrix
Full 6 wire sensing capability
Shielded Traces (SysCap low and consistent)
Socketed Relays
Diagnostics to the Relay
Programmable Drive Levels
Drive Range -4.3V to +4.3V
32 Pin Groups
Programmable Dual Threshold Receive
Input Ranges        
-5V to +5V
High V Input Range, -15V to +15V
+/-10 volt threshold programmable
Programmable termination per pin
4.75KW  to Vterm (-5V to +5V, programmable
今天就传这些吧.
下次再谈其它话题.
要传内容啊,大哥,光是个配置什么的做广告啊
先讲一些基础的东西嘛,免的新手看不懂
看来没有多少人对SPECTRUM感兴趣嘛. 难道大家都不用的?
请需要的举手!
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