4- Xon/Xoff Transmission Timing; 5- Serial Interface Connection Example - Fenix SM2000 Operation Manual

FENIX IMVICO

2.3.4- XON/XOFF transmission timing

When the XON/XOFF control is selected, the printer transmits XON or XOFF signals like shown in
the following table:
Different transmission timing depends on the DIP SW2-1 settings.
Printing status
XON
When the printer is online after powering up (or resetting
transmission
the printer by using the interface)
When the receiving buffer leaves the full buffer status
When the printer goes from offline to online.
XOFF When the receiving buffer is full
transmission
When the printer goes from online to offline
NOTES:
•
The XON code is <11>H and the XOFF code is <13>H.
•
,
In case
•
In case, XOFF is not transmitted when the receiving buffer is full.

2.3.5- Serial interface connection example

User side
NOTES:
•
Same configuration in the printer and in the host system should be set.
•
The communication protocol should be set properly so that the transmitted data can be
received without errors.
•
The printer should be reset after any modification in the DIP-switch, by using the power
supply button to switch it off and on.
Table 2.2- XON/XOFF transmission timing
XON is not transmitted when the receiving buffer is full.
TXD
DSR
CTS
RXD
DTR
FG
SG
SM2000 OPERATION MANUAL
.
Printer side
RXD
DTR
RTS
TXD
DSR
FG
SG
DIP SW 2-1 status
ON OFF
Transmit Transmit
Transmit Transmit
.
_ Transmit
Transmit Transmit
_ Transmit
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