CHAPTER 8 ESC/POS MODE (INTERFACE COMMANDS)
B-EP Series
8-90
8.11.4 RECEIVE BUFFER FREE SPACE STATUS REQUEST COMMAND [ESC] WB
Function Sends information on the printer status and the free space of the receive buffer to the
host.
Format [ESC] WB [LF] [NUL]
Explanation (1) This command makes the printer send information on its status and free space of
the receive buffer, regardless of the setting of the Status Response parameter.
(2) The status to be transmitted is the current printer status, and indicates the latest
status only. The remaining count indicates the remaining print count of the batch
currently being printed only. No remaining count of the batch waiting to be printed
is transmitted.
(3) Free space of the receive buffer for the interface which sent this command, is
returned to the host.
[IrDA: TEC Protocol] Data to be transmitted (fixed at 22 bytes)
STX
Printer ID
Status Remaining No. of labels Length
02H 3xH 3xH 33H 3xH 3xH 3xH 3xH 32H 32H
Receiving buffer space Entire receiving buffer space CRC
3xH 3xH 3xH 3xH 3xH 30H 30H 35H 31H 32H xxH xxH
[IrDA: IrCOMM, IrDAIr: OBEX, USB, RS-232C, Bluetooth, Wireless LAN]
Data to be transmitted (fixed at 23 bytes)
SOH STX
Printer status
Status type Remaining No. of labels Length
01H 02H 3xH 3xH 33H 3xH 3xH 3xH 3xH 32H 33H
Receiving buffer space Entire receiving buffer space CR LF
3xH 3xH 3xH 3xH 3xH 30H 30H 35H 31H 32H 0DH 0AH
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