[精品]8.1通用串行接口.PDF

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[精品]8.1通用串行接口.PDF

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[精品]8.1通用串行接口

USS Siemens Electrical Drives Ltd. 6SE7085-0QX60 (AB ) SIMOVERT MASTERDRIVES 8.1-1 8.1 (USS) (USS) SIMOVERT MASTERDRIVES MC VC USS Siemens AG USS ( E20125-D0001-S302-A1) USS PLC PC SIMOVERT MASTERDRIVES SIMOV ERT MicroMaster,SIMOVERT P 6SE21 6 RA 23 6 RA 24 USS USS ( ) 8.1.1 USS ? EIA RS 485 EIA RS 232 ? - ? ? 32 ( 31 ) ? ? ? PROFIBUS (DIN 19245 Part 1) USS 6SE7085-0QX60 (AB ) Siemens Electrical Drives Ltd. 8.1-2 SIMOVERT MASTERDRIVES ? PROFILE USS PROFIBUS-DP ? ? SIMOREG SIMOVERT PC ( SIMOVIS) ? 8.1.1.1 USS - 31 ( ) SIMOVERT MASTERDRIVES Slave Higher-level computer Master SIMOVERT MASTERDRIVES Slave SIMOVERT MASTERDRIVES Slave SIMOVERT MASTERDRIVES Slave 8.1-1 SIMOREG/SIMOVERT ( ) USS Siemens Electrical Drives Ltd. 6SE7085-0QX60 (AB ) SIMOVERT MASTERDRIVES 8.1-3 STX(=02 hex) (LGE) (ADR) (BCC) STX LGE ADR 1. 2. n BCC Net characters 8.1-2 (16 ) ( ) ( 2 ) SIMOVERT MASTERDRIVES 8.1.3 ? STX( ) ASCII 02HEX ? LGE( ) 1 ? ADR( ) 1 ( ) ? ? BCC 1 USS 6SE7085-0QX60 (AB ) Siemens Electrical Drives Ltd. 8.1-4 SIMOVERT MASTERDRIVES = 0: No mirror telegram Bit Nr. 7 6 5 4 3 2 1 0 STX LGE ADR 1. 2. n BCC Net characters Slave nodes No. 0 bis 30 = 1: Mirror telegram = 1: Special telegram (for an explanation, see below) = 0: Standard; bits 0 to 6 are valid and must be evaluated = 0: No broadcast = 1: Broadcast, address bits (No. 0 to 4) are not evaluated 8.1-3 - (ADR) (ADR) 0~3 (No.0-4) ( ) , 0 6 USS Siemens Electrical Drives Ltd. 6SE7085-0QX60 (AB ) SIMOVERT MASTERDRIVES 8.1-5 1 3 57 21 0 Master 0 1 3 5 0 7 2 1 1 3 5 0 1 0 1 7 2 1 Example of configuration Circulating list in the master SIMOVERT MASTERDRIVES with the addresses 0, 1, 3, 5, 7 and 21 Nodes 0 and 1 are signalled twice as often as others 8.1-4 0 0 1 1 0 0 t Cycle time Telegram run time for reply from node 1 Reply delay time from node 1 Telegram run time for task for node 1 Processing time in the master 8.1-5 SIMOVERT I 0,1,3,5,7 21 0 1 2 1 1 1 USS 6SE7085-0QX60 (AB ) Siemens Electrical Drives Ltd.