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GAIA.ASU.SP.ESM.00007

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GAIA.ASU.SP.ESM.00007 (Avionics SCOE Req Iss 2).doc

10 APPENDIX A

Table 10-1 summarises the data interfaces between the Avionics SCOE and the Spacecraft Interfaces. The

contents of this table will be TBC until final selection of Spacecraft Units.

Interface Type Code Qty Subsystem Reference

Latching Current Limiter LCL-A 17 PCDU [AD06] Table 3.5-2

LCL-B 10 PCDU

LCL-C 7 PCDU

LCL-D 2 PCDU

LCL-E 1 PCDU

LCL-F 1 PCDU

Pulse Acquisition SHP 96,96 EIU,CDMU [AD06] Table 3.5-23

LVC 18,16 CPS,MPS [AD06] Table 3.5-35

FCV 16,16 CPS,MPS [AD06] Table 3.5-36

Pulse Generation SHP 96 EIU [AD06] Table 3.5-22

Bi-level Telemetry BLD 32 EIU [AD06] Table 3.5-33

Digital Input CMOS

(0 - 12V)

9 EIU (FSS) AVI-753

Relay Simulation RSA 105 EIU [AD06] Table 3.5-28

RSA 18 EIU (CPS)

RSA 5 EIU (SS)

RSA 2 CDMU

RSA 8 CDMU ALARMS)

RSA 16 MPS

Analog Output AN1 16 EIU [AD06] Table 3.5-8

AN2 30 EIU [AD06] Table 3.5-10

AN2 18 EIU (FSS)

AN2 16 MPS

AN3 20 CPS/MPS [AD06] Table 3.5-12

Standard Balanced Digital

Link

SBDL 4 SREM [AD06] Table 3.5-5/6

SBDL 6 GYROS [AD06] Table 3.5-5/6

Pulse Per Second PPS 2 CDMU [AD06] Table 3.5-7

(as SBDL)

Table 10-1: Spacecraft Interface Summary Table

1 2 ... 69 70 71 72 73 74 75 76 77 78 79

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