Metrohm 774 Oven Sample Processor Manual De Instrucciones página 135

774 Oven Sample Processor as Receiver:
Sample Changer
RxD
60 characters
TxD
774 Oven Sample Processor as Sender:
Sample changer
RxD
TxD
Software-Handshake, SWline
774 Oven Sample Processor as Receiver:
Sample Changer
RxD
TxD
774 Oven Sample Processor, Instrucciones para el uso
max. 22
characters
Time of
4 characters
XOFF
String
processing
XOFF
max. Data output
4 characters disabled
Handshake input ports on the changer (CTS, DSR, DCD) are not checked.
Handshake output ports (DTR, RTS) are set by the changer.
The changer has an input buffer which can accept up to 80 characters +
C L . As soon as an L
R F
this, it can receive and save a maximum of 6 characters. The character
string previously sent is now processed by the changer. Afterwards the
changer sends XON and is again ready for receiving.
Input
disabled
L F
XOFF
String
400 µs
processing
5.12 Properties of the RS232 Interface
L F
XON XOFF
400 µs
Time
XON
L F
Data output
enabled
Time
is recognized, the changer sends an XOFF. After
F
L F
XON
Time
external device
Data output
Data input
external device
Data output
Data input
external device
Data output
Data input
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