Control Attitude Subsystem

LogicalFunction

sis08_firesat > sis08_firesat > Logical Architecture > Logical Functions > Root Logical Function > Monitor Fires > Point to Earth > Control Attitude Subsystem

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Involving Functional Chains

• FunctionalChain 1

Allocating Component

• CONTROL UNIT

Incoming Functional Ports

• FIP 1
• FIP 2
• FIP 3
• FIP 4
• ACS TC In

Outgoing Functional Ports

• FOP 1
• FOP 2
• FOP 3
• FOP 4
• ACS TM Out

Incoming Functional Exchanges

Exchange	Involving functional chains	Allocating component Exchanges	Distant Port	Source	Description	Allocated Exchange Items	Realized Functional Exchange	Realizing Functional Exchange
Sensor TM			FOP 2	Read Space Environment Conditions
Actuator TM			FOP 2	Apply forces on the environment
Att_Calc TM	FunctionalChain 1		FOP 2	Calculate Attitude
Att_Ctrl TM			FOP 2	Control Attitude
ACS TC			AOCS TC OUT	Handle ACS

Outgoing Functional Exchanges

Exchange	Involving functional chains	Allocating component Exchanges	Distant Port	Target	Description	Allocated Exchange Items	Realized Functional Exchange	Realizing Functional Exchange
Att_Calc TC			FIP 2	Calculate Attitude
Att_Ctrl TC			FIP 2	Control Attitude
Sensors TC			FIP 2	Read Space Environment Conditions
Actuator TC			FIP 2	Apply forces on the environment
ACS TM			AOCS TM IN	Handle ACS

Diagrams displaying "Control Attitude Subsystem"

• [LDFB] Handle Data
• [LFBD] Point to Earth
• [FS] CapabilityRealization 1
• [LDFB] Point to Earth
• [LAB] ACS
• [LFBD] Monitor Fires
• [FS] FunctionalChain 1 4
• [LFCD] FunctionalChain 1
• [LFBD] Root Logical Function