Driver Protocol - SATO GT424 Operator's Manual

Section 5: Interface Specifications

5.13 DRIVER PROTOCOL

This transmission protocol responds the status from the printer by using Enquire commands from
the host to check the printer status.
The status is immediately responded after the Enquire command has been received.
When using this protocol, the receive buffer should be set to Multi-Job Buffer.
Pin Assignments
1) DB-25 P
Printer
FG 1
SD 2
RD 3
RS 4
CS 5
DR 6
SG 7
ER 20
Caution!
In the connections, it may be necessary to loop (usually kept "High) CS and RS on the host side
depending on the type of host. Therefore, make sure to re-check the host before use.
Input/Output Signals
Pin no. Signal Type
1 FG
2 SD
3 RD
7 SG
Page 5-12
Host
1 FG
3 RD
2 SD
5 CS
4 RS
20 ER
7 SG
6 DR
Direction
- Frame Ground
Output Send Data
Input Receive Data
- Signal Ground
2) DB-9P
Printer
FG 1
SD 2
RD 3
RS 4
CS 5
DR 6
SG 7
ER 20
Contents
GT Series Operator's Manual
Host
2 RD
3 SD
8 CS
7 RS
4 ER
5 SG
6 DR