QB50 System Requirements Document

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TITLE: QB50 m-NLP Science Unit Interface Control DocumentDoc. No. MSSL-QB50-ID-12001-DRAFT a4.9 Command Error HandlingACK and NACK TBD4.10 EMC requirementsTBI4.11 Power BudgetThe power budget is shown in Table 4-2. These numbers are preliminary and are TBDand TBC.Mode Power at +5V (mW) Power at +3.3V (mW)Orbit average(Duty cycleaveraged)Maximum duringUnit operationsOrbit average(Duty cycleaveraged)Maximum duringUnit operationsStandby 10 300 2 100CONT/BURSTStateBoomdeploymentTBD 500 TBD 200N/A (only runonce, 4x3secTBC)1500 0 0Table 4-2 - Power BudgetPage 11 of 27
TITLE: QB50 m-NLP Science Unit Interface Control DocumentDoc. No. MSSL-QB50-ID-12001-DRAFT a5 Science Unit Command and Control Interface5.1 Science Unit State Transition DiagramFigure 5-1 shows the state diagram depicting the valid state transitions. These statechanges are accomplished by sending commands to the SU.Figure TBIFigure 5-1 – m-NLP Science Unit State Transition DiagramPage 12 of 27
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QB50System Requirementsand Recommen
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Science Payload Interface Control D
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1. CubeSat System Requirements1.1 S
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Figure 3: 3U CubeSat extended volum
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possibility of using other team’s
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QB50-SYS-1.5.11. Every science pack
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3. Display which ground station is
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2.3 Spacecraft ContaminationQB50-SY
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4.1 MechanicalAs shown in Figure 5,
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Attachment A: INMS Interface Contro
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CHANGE RECORDIssue Date Sections ch
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5.9.4 OBC_SU_ON (0xFB) ............
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2 Normative and Informative documen
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CUBESAT side connector to attach to
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4.1.1 SWITCHED Power PinsThe +5, +3
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4.4 Power BudgetThe power budget is
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5.3 Command & Response Handling5.3.
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5.4 Command Packet Structure to Sci
Page 43 and 44: 5.7 SU State Transition DiagramThe
Page 45 and 46: 5.9.2 Script TIME Field - @tTime-ta
Page 47 and 48: 5.9.9 SU_STIM (0x04)This command wi
Page 49 and 50: 5.9.12 SU_CALM (0x07)This command r
Page 51 and 52: 5.9.14 SU_HK (0x09)The HOUSE_KEEPIN
Page 53 and 54: 5.10 Example SU Command Sequence Sc
Page 55 and 56: 7 Attitude ControlThe CubeSat shall
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Page 59 and 60: FIPEX on QB50 Date: 06.02.2013--- D
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Page 85 and 86: TITLE: QB50 m-NLP Science Unit Inte
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QB50 System Requirements Document

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