646
Status 5
The purpose of this communication protocol is to monitor and to control the status of printer data on
host, and this communication protocol has variety of functionalities.
Receive mode for this communication protocol is multi buffer mode.
Receiving buffer control
Return sequence
Parent topic Communication protocol
Receiving buffer control
This protocol has 2 contributing factors to detect receive buffer near full to control information like
receiving, print, cancel per item.
• Contributing factor to receive buffer near full
"Receive buffer near full" occurs when the buffer's free space goes down to 0.95 MB out of the
2.95MB of receive buffer.
• Contributing factor to cancellation of receive buffer near full
"Receive buffer near full" is cleared when the buffer's free space decreased to 1.95 MB.
Parent topic Status 5
Return sequence
1) Normal process
STX ESCA ESCID00001 ESC･･･ ESCZ BCC ETX
STX ESCA ESCID00002 ESC･･･ ESCZ BCC ETX
STX ESCA ESCID00003 ESC･･･ ESCZ BCC ETX
STX SOH ENQ00001 ETX
Print
No00001
Print
No00002
Edit
No00002
Edit
No00003
STX ***** ** 00001 20 000001 ETX
STX SOH ENQ00001 ETX
STX ***** ** 00002 20 000001 ETX
HOST
This Product
Print
No00003
Edit
No00001
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