Xon/Xoff; Connection Diagram; I/O Signal - SATO CL4NX Programming Reference Manual

XON/XOFF

This communication protocol communicates with the host to see if this product is ready to receive
data by sending "XON" (HEX 11H) or "XOFF" (HEX 13H) codes to SD line.
When the print data (STX <A>~ <Z> ETX) has been sent from the host in the conditions below,
received data may not be accurate:
1) When this product is in offline state.
2) When an error has occurred in this product.

Connection diagram

I/O signal

Timing chart of multiple receive
Parent topic RS-232C
Connection diagram
1)DB-9P
Printer
RD 2
SD 3
SG 5
IMPORTANT: Depending on the host used, it may need to loop CS and RS (constantly maintain
"High" level) on the host side. For more details, refer to your host computer documentation.
Parent topic XON/XOFF
I/O signal
Pin No.
2 RD
3 SD
5 SG
Parent topic XON/XOFF
Host
3
2
5
Signal I/O
Input
Output
-
SD
RD
SG
Data transferred from the host to the printer
Data transferred from the printer to the host
Signal ground
653
Description