SATO DR308e Operator's Manual page 72

Section 7: Interface Specifications
7.2 RS232C HIGH SPEED SERIAL INTERFACE (cont'd)
7.2.3 Ready/Busy
Ready / Busy is the hardware flow control method for the serial interface on the printer. Data received cannot
be guaranteed, when print data (ESC+"A"~ESC+"Z") is sent from the host, under the following conditions:
1) When the printer is Offline
2) When an error has occurred in the printer
Pin Assignments
1) DB-25 P
Printer
FG 1
SD 2
RD 3
RS 4
CS 5
DR 6
SG 7
ER 20
When using Windows Hardware Control:
3) DB-25 P
Printer
FG 1
SD 2
RD 3
CS 5
RS 4
DR 6
SG 7
ER 20
Interface Signals
Pin no. Signal Type
1
2
3
4
5
6
7
20
Page 7-4
Host
1 FG
3 RD
2 SD
5 CS
4 RS
20 ER
7 SG
6 DR
Host
1 FG
3 RD
2 SD
20 ER
6 DR
4 RS
7 SG
5 CG
Direction
FG -
SD Output
RD Input
RS Output
CS Input
DR Input
SG -
ER Output
2) DB-9P
Printer
FG 1
SD 2
RD 3
RS 4
CS 5
DR 6
SG 7
ER 20
4) DB-9P
Printer
FG 1
SD 2
RD 3
RS 4
CS 5
DR 6
SG 7
ER 20
Contents
Frame Ground
Send Data
Receive Data
Request to Send
Clear to Send
Data Set Ready
Signal Ground
Error
Host
2 RD
3 SD
8 CS
7 RS
4 ER
5 SG
6 DR
Host
2 RD
3 SD
4 DR
6 ER
7 RS
5 SG
8 CS
DR308e Operator's Manual