1. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus1 Integration and Test Organization Chart I&T&C Manager Elliott Bloom WBS 4.1.9 I&T Engineer B. Grist WBS 4.1.9.1 Reliability & QA D. Marsh WBS 4.1.9.2 Environmental Test Manager M. Lovellette Online Manager R. Claus Science Verification, Analysis, and Calibration E. do Couto e Silva Particle Test Manager G. Godfrey Integration, Facilities, Configuration, and Test L. Wai Instrument Operations Coordinator S. Williams Mechanical Ground Support Equipment TBD I&T Preparation 4.1.9.3 EM1 Model I&T&C Calibration Unit I&T 4.1.9.4 Flight LAT I&T 4.1.9.6 Mission I&T Support 4.1.9.7 I&T Preparation 4.1.9.3 EM1 Model I&T&C Calibration Unit I&T 4.1.9.4 Flight LAT I&T 4.1.9.6 Mission I&T Support 4.1.9.7 I&T Preparation 4.1.9.3 Flight LAT I&T 4.1.9.6 Mission I&T Support 4.1.9.7 I&T Preparation 4.1.9.3 EM1 Model I&T&C Calibration Unit I&T 4.1.9.4 Flight LAT I&T 4.1.9.6 Mission I&T Support 4.1.9.7

2. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus2 Division of Responsibility GLAST Mission –Coordinate with spacecraft vendor EGSE LAT –Coordinate EGSE flow across subsystems ELECTRONICS –EGSE hardware (except for workstation) & front end software I&T –EGSE workstation, workstation software and support. I&T test, analysis, visualization, and script software SAS –LAT event reconstruction software IOC –Ultimate customer Elect.I&T Mission LAT IOCSAS ONLINE

3. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus3 EGSE Deliverables (Electronics + I&T Support) Software support for various incarnations of I&T test-stands –Engineering Model 1 (EM1) –Engineering Model 2 (EM2) –Calibration Unit (CU) –Flight Unit (FU) Test-stand system composition –Infrastructure (workstations, networking, crates, etc.) –Test executive –Graphical User Interfaces (GUIs) –Databases and tools –Data analysis tools –Data archiver –Test procedures –Code management, release control and distribution –Remote debugging tools

4. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus4 Test-stand Architecture Integration & TestElectronics Subsystem EGSE Hardware (Hardware and Real-time software) Online Workstation (Hardware and Software) Subsystem/ System Under Test Interfaces Ethernet Instrument Operations Coordination

5. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus5 EM1 EGSE Configuration VME/cPCI Chassis LAT-COMM Electronics/OnlineSubsystem/simulator Subsystem (or simulator) AEM/TEM Ethernet Router and Firewall Ethernet Main Dataflow Ethernet Back door debug RS-232 WAN Online Workstation DC Power CPU Central Database

6. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus6 EM2, CU, FU EGSE Configurations Online Workstation Electronics/Online cPCI Chassis CPU 1553 DC Power I/O SolidStateRec I/F T&DF System Cal Unit, LAT or Sensor Simulator AEM/TEMs Ethernet Router and Firewall Ethernet Back door debug RS-232 WAN GTM SIU EP Spacecraft (or Simulator) Main Dataflow Command & Monitoring Central Database

7. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus7 EGSE & Online Software Real-time system –Embedded processors running the VxWorks RTOS –Data acquisition and control by Trigger & Dataflow system –Monitoring and control of Housekeeping items –Data acquisition from test-stand COTS I/O modules Command and monitoring software (test executive) –Using Interface & Control System, Inc.’s (ICS) Spacecraft Control Language (SCL) Data acquisition, quality verification, archive and distribution Data visualization and analysis –SCL provides some help with these last two items –Third party COTS and Open Source software packages have been, or can be interfaced with SCL to provide the complete solution

8. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus8 Test Executive Software Decision Matrix

9. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus9 SCL Precedence –FUSE mission with similar complexity now in orbit for 2+ years –ICS supplied flight payload software, I&T systems and simulators Heritage –13 year history of mission critical software Mature –SCL is a proven, stable, open source product Agile –Allows rapid prototyping, deployment, and updates Intelligent –Automated analysis and decision-making capability Simplicity –Toolkit provides a centralized approach to encapsulating design and logic

10. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus10 Test-stand Software Block Diagram Downlink Interface Command Processor Data Handler Hardware Driver Sensor Interface Hardware Data Acquisition & Decom (DataIO) SCL Database Other “Listener” Applications Data Visualizer Command & Monitor Interface RTE Scripts & Rules Archives Local Database Embedded System Local Area Network Workstation SCL Software Messaging Bus

11. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus11 Tasks Acquire and configure test-stand hardware –Workstation (NT) –Embedded processor (VxWorks) –Interface electronics Embedded system support for SCL running on workstation Interface to I/O hardware (LAT-COMM, TEM/AEM, FSW) Application SCL database layouts Command and Monitor User interfaces (LabVIEW) Local database (MS Access) –Interface to SCL –Schemas Central Database (Oracle) –Mechanism to upload local database contents Data visualization and analysis tool(s) –Choose from HippoDraw, Root and/or IDL –Interface to SCL

12. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus12 Tasks, continued Work with subsystems to construct I&T procedures –EM1 –EM2, CU, FU Deploy I&T test-stands and software –Educate and train end users Integrate orthogonal data sources with test-stand data stream –Muon telescopes, photon taggers, etc. Support Flight Software and Electronics needs Support Instrument Operations Center (IOC) needs Code management and version control system Software release distribution Fault management

13. GLAST LAT ProjectI&T PDR Presentation – Jan. 9, 2002 R. Claus13 Subsystem I&T Test-stand Requirements and Schedule Test-standTypeNumber of instancesRelease date Development supportEM121/02 Subsystem supportEM16 + 6 NRL+ 3 GSFC3/02 Integration TestingEM126/02 SLAC DAQ hardware development EM219/02 Flight Software TestbedEM2+112/02 CalibrationCU24/03 Flight Unit I&TFU28/03