ProfiBUS Protocol SOUCCAR for Electronic Industries

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ProfiBUS

. .ProfiBUS .ProfiBUS .ProfiBUS .Physical Layer .Data Link Layer .Token Ring .Application Layer

ProfiBUS Protocol SOUCCAR for Electronic Industries

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: " ) 21( 1987 ProfiBUS . "

ZVEI(Central Association for Electrical Industry)

.

ProfiBUS FMS(Fieldbus Message Specification) .

1993 (ProfiBUS-DP(Decentralized Peripheral .DP-V0, DP-V1, DP-V2

ProfiBUS ProfiBUS

.

ProfiBUS Hardware Software

OSI(Open System Interconnected) .

ProfiBUS Protocol SOUCCAR for Electronic Industries

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: ProfiBUS

ProfiBus-DP(Decentralized Peripheral) : Robotics RS-485.

ProfiBUS PA(Process Automation): MBP-IS DP-V1. RS-485: ProfiBUS Shielded twisted pair cable .1.5Mbit/Sec

RS-485-IS: RS-485 . MBP: Manchester Coded, Bus-Powered(NRZ).

FMS(FieldBUS Message Management): .ProfiBUS-DP PLC PC

DP(Decentralized Peripheral) : Master : Slave

1. DP-V0 : single Bus-Master & many Slaves. 2. DP-V1 : many Bus-Master & many Slaves. 3. DP-V2 : many Bus-Master & many Slaves

.Master many-slaves

ProfiBUS Protocol SOUCCAR for Electronic Industries

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USProfiB ProfiBUS

: ProfiBUS

. .1 .24V .2 . .3 .KBIT/Sec 1500 ,500 ,187.5 ,93.75 ,19.2 ,9.6 .4 .Repeters 1.2km .5 (Master, Slave and Repeter) 32 .6

: Repeaters

Length(MAX)(km) Stations Count(MAX) Repeaters Count 1.2 32 0 2.4 62 1 3.6 92 2 4.8 122 3

:

ProfiBUS Protocol SOUCCAR for Electronic Industries

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122 Stations

.) Stations122 Repeaters-3 (

ProfiBUS Protocol SOUCCAR for Electronic Industries

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:Slave Master - - Master

Slave :

.ProfiBUS ProfiBUS (OSI(Open System Interconnected

ProfiBUS-FMS : 7 ,2 ,1 3,4,5,6 OSI

ProfiBUS Protocol SOUCCAR for Electronic Industries

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ProfiBUS-DP

.ProfiBUS-FMS

RS-485 :Physical Layer :

. .1 . .2 . .3 . .4 . Boud Rate :

: D-Connector-9Pin

Pin No.

Signal Meaning

1 Shield Protective GND 2 Power -24V.D.C. 3 Rxd/Txd(P) Data-Positive 4 Control(P) Control-Positive 5 DGND Data GND 6 Vp +5V.D.C. 7 Power +24V.D.C. 8 Rxd/Txd(N) Data-Negative 9 Control(N) Control-Negative

ProfiBUS Protocol SOUCCAR for Electronic Industries

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(FISCO(FieldBUS Intrinsically Safe Concept RS-485 ProfiBUS : . Segment . . . . .

31.25Kbit/Sec IES 1158-2 ProfiBUS

.RS-485 Segment Coupler RS-485 Terminal-R IEC-1158-2

ohm-100 uF1" " .

: .8 3 " 1" .8 3 " 0" . 1

: R Terminal

:

ProfiBUS Protocol SOUCCAR for Electronic Industries

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yerData Link La

: 1. SDA (Send Data with Acknowledge). 2. SDN (Send Data with No acknowledge. 3. SRD (Send and Request Data with Replay). 4. CSRD (Cyclic Send and Request Data with replay).

: Token Ring Token BUS) (Master

Token . Master NS(Next (PS(Previous Station (TS(This Station

Station) Token .Masters

.GAP Token GAP=ABS(address(TS)-address(NS))

.(GAPL(GAP List .ACK Token

Token GAPL

.

ProfiBUS Protocol SOUCCAR for Electronic Industries

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Trr(Real Token GAPL Token Rotation Time)

Token GAPL . .

Bit Bits " 0" BIT

Even Parity BIT Stop BIT " 1" 11-BITs.

Frames ProfiBUS Bytes

Frame.

:Application Layer-7- ProfiBUS layer :

1-FMS (Fieldbus Message Specification) .

2-LLI(Lower Layer Interface) :FMS

1. Context Management : . 2. Variable Management : Variables Records

. Arrays 3. Domain Management :

. 4. Program Management : . 5. Event management : . 6. VFD Support : . 7. OD Management : .

:LLI . .1 . .2

:

ProfiBUS Protocol SOUCCAR for Electronic Industries

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Blocks .

. ProfiBUS-FMS

: . -ProfiBUS . ProfiBUS - . . R-Terminal