SATO HT200e Operator's Manual page 118

3.
Signal for incoming and outgoing:
Pin Signal
No.
1 FG
2 SD
3 RD
4 RS
5 CS
6 DR
7 SG
9 ER
4.
Protocol
1) Ready / Busy
This communication protocol receives print data only through the control of hardware sig-
nal
without software procedure.
ER signal will be used for the control of Ready/Busy.
"High" R eady
→
"Low" B usy
→
Receiving data can not assured in the following conditions when:
a)Printer is in off-line mode.
b)Printer error is occurred.
5.
Code for control:
Name Code
STX 02H Start of text data
ETX 03H End of text data
ESC 1BH Command
EOT 04H End of communication
SOH 01H Command for specifying medium
SATO HT200e
Direction
Frame ground
－
Out Data sent from a printer to a host.
In Data sent from a host to a printer
Out It consistently remains high level.
Un-use
－
In It should consistently retain high level.
Signal ground
－
Out "High" shows a condition that a printer can receive.
"Low" is a general mode.
Action
Description
Note
It can be used when font is
registered.
SECTION 6: ON LINE
Page 6-13