SATO GT424 - Manual (Page 106)

Section 5: Interface Specifications
Page 5-24 GT Series Operator’s Manual
5.14 STATUS 3
This transmission protocol responds the status from the printer using requested commands from
the host and targets printer status control in the host.
Furthermore, the status is sent immediately after the request command has been received.
The 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 occurs in the printer
Pin Assignments
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
Host Printer
FG 1 FG
SD 2 SD
RD 3 RD
SD 7 SD
Pin no. Signal Type Direction Contents
1 FG - Frame Ground
2 SD Output Send Data
3 RD Input Receive Data
7 SG - Signal Ground