SATO s84ex - Printer Status 3 Return; Connecting Diagram; Explanation of Input;Output Signal

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3.6 Printer Status 3 Return
This communication protocol is designed for the purpose of controlling print status in the host, and the printer returns the status
by receiving request command from the host.
The printer returns the status after receiving the status request command.
This printer’s receive mode in this protocol is the multiple-receive.
Connecting diagram 3.6.1
Explanation of input/output signal 3.6.2
Pin number
Signal
name
Direction
Description
2
RD
Input
Data from the host to the printer
3
SD
Output
Data from the printer to the host
5
SG
－
Signal ground
1) DB-9P
Printer
Host
RD
2
3
SD
SD
3
2
RD
SG
5
5
SG