Siemens SINAUT ST7 - 2.1 Design of the MD2 Modem

Introduction to the SINAUT ST7 system
1.3 SINAUT TIM communication modules
Station control system
System Manual, 07/2009, C79000-G8976-C178-07
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TIM 3V-IE Advanced
Message memory on TIM
• Number of messages
• Buffered
• 32,000 messages
• no
Transmission protocols (RS-232)
Selectable protocols
• SINAUT ST7
• SINAUT ST1
Mode with dedicated line/wireless network
• SINAUT ST7 protocol
• SINAUT ST1 protocol
• - Polling
- Polling with time slots
- Multi-master polling with
time slots
• - Polling
- Polling with time slots
Mode in dial-up network
• SINAUT ST7 protocol
• GPRS/MSC tunnel on the basis of the
SINAUT ST7 protocol
• SINAUT ST1 protocol
• Spontaneous
• Spontaneous
• Spontaneous
Asynchronous character format
• SINAUT ST7 protocol, polling or
spontaneous
• SINAUT ST7 protocol,
multi-master polling
• SINAUT ST1 protocol, polling
• SINAUT ST1 protocol, spontaneous
• 10 or 11 bits
• 10 bits
• 11 bits
• 10 or 11 bits
Hamming distance d
• SINAUT ST7 protocol
• SINAUT ST1 protocol
• 4
• 4
Ethernet
Protocol TCP/IP transport protocol
Communication services
• SINAUT ST7 using S7 communication
• SINAUT ST7 via MSC tunnel
• PG communication
Number of connections
• S7 communication
• MSC connections
Total number of simultaneously operable
productive connections (S7 + MSC)
Also:
• PG communication
• max. 20
• max. 1 (only as MSC station)
max. 21
• max. 2
1)
The MPI ports of the S7-300-CPU can be used with the following CPU types:
All variants of the CPU 312, CPU 312C, CPU 314 and CPU 314C;
the CPU 315-2 DP and the CPU 315F-2 DP