Siemens ET 78X Series Provozní pokyny Strana 182

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DNC Plant/DNC Cell (FBDN1) 05.07
10 Configuration
© Siemens AG 2010 All Rights Reserved
FBDN1/10-174 Motion Control Information System DNC (FBDN) - 04/10 Edition
Flow control
Flow control specifies the handshake setting. The following parameters can be
defined:
Table 10-4: Flow control of the serial interface
DTRDSR (DTR/DSR) Hardware handshake
RTSCTS (RTS/CTS) Hardware handshake
XONXOFF (XON/XOFF) Software handshake
NONE No handshake
Extract from machine configuration file:
FlowCtrl = RTSCTS
XON/XOFF control characters
If controllers are configured with a different code type, deviations may occur
with the XON/XOFF control characters. If flow control is controlled with
XON/XOFF, the control characters for XON/XOFF must be defined in
accordance with the controller.
Extract from machine configuration file:
;
XONChar=17
;XOFFChar=19
Note
If the XON / XOFF control characters in the machine configuration file are
commented out, the internal presettings apply (XON=0x11, XOFF=0x13).
Transmission mode
The transmission mode specifies the type of transmission. The following
transmission modes are available:
Table 10-5: Transmission modes of the serial interface
0 ASCII
1 Binary
Note
In "binary" transmission mode, the transmission file is transmitted 1:1 and is not
formatted beforehand.
Extract from machine configuration file:
Binary = 0
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