Toshiba B-EP Series Interface Specification page 514

7.10.2 RECEIVE BUFFER FREE SPACE STATUS REQUEST COMMAND
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)
[IrDA: IrCOMM, IrDA: IrOBEX, USB, RS-232C, Bluetooth, Wireless LAN]
Data to be transmitted (fixed at 23 bytes)
STX Status
Printer ID
02H 3xH 3xH 33H
Receiving buffer space
3xH 3xH 3xH 3xH
SOH STX Printer status Status type Remaining No. of labels
01H 02H 3xH 3xH
Receiving buffer space
3xH 3xH 3xH 3xH
CHAPTER 7 RECEIPT MODE (INTERFACE COMMANDS)
Remaining No. of labels
3xH 3xH 3xH
Entire receiving buffer space
3xH 30H 30H 35H
33H 3xH 3xH
Entire receiving buffer space
3xH 30H 30H 35H
7-45
B-EP Series
[ESC] WB
Length
3xH 32H 32H
CRC
31H 32H xxH xxH
Length
3xH 3xH 32H 33H
CR LF
31H 32H 0DH 0AH