
Manual VIPA System 300S SPEED7
Chapter 6 Deployment PtP communication
HB140E - CPU SC - RE_313-6CF03 - Rev. 07/45
6-15
The following text shortly illustrates the structure of programming a send
command for the different protocols.
3964R
USS / Modbus
SFC 217
SER_SND
Busy ?
RetVal 8xxxh /
90xxh ?
RetVal 2001h ?
RetVal 2000h ?
N
N
N
Error evaluation
End
J
J
J
Data evaluation
End
N
J
SFC 217
SER_SND
Busy ?
RetVal 8xxxh /
90xxh ?
RetVal 2001h ?
RetVal 2000h ?
N
N
N
SFC 218
SER_RCV
Error evaluation
End
J
J
J
SFC 218
SER_RCV
Data evaluation
End
N
J
ASCII / STX/ETX
SFC 217
SER_SND
RetVal 900xh
Error evaluation
End
J
N
Principles of
programming
Содержание 313-6CF03
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Страница 40: ...Chapter 3 Hardware description Manual VIPA System 300S SPEED7 3 14 HB140E CPU SC RE_313 6CF03 Rev 07 45 ...
Страница 122: ...Chapter 5 Deployment I O periphery Manual VIPA System 300S SPEED7 5 36 HB140E CPU SC RE_313 6CF03 Rev 07 45 ...
Страница 140: ...Chapter 6 Deployment PtP communication Manual VIPA System 300S SPEED7 6 18 HB140E CPU SC RE_313 6CF03 Rev 07 45 ...