Toshiba B-EP Series Interface Specification page 58

• When the Mode Select Command is sent.
A link request is transmitted
every 50 msec. if the printer
sends no NAK.
Within 1 sec.
Within 1 sec.
• When an EOT or other command data is not sent, after the mode select command packet is sent,
the printer sends an ACK in 1 second after the mode select process is completed.
*1: Example of command in a command packet is shown below.
Since the mode select command packet mode cannot identify the issue mode currently set in
the printer, either of command packets below can be sent.
1 When a command packet includes mode select command (mode = 0)
(The command packet in the LABEL mode, of which length is designated in 1 byte)
[02H] [00H][00H] [06H] [1BH]M;0[0AH][00H] [D0H][CCH]
2 When a command packet includes mode select command (mode = 1)
(The command packet in the LABEL mode, of which length is designated in 1 byte)
[02H][00H][00H][06H][1BH]M;1[0AH][00H][FFH][96H]
Host
PAD
Mode select command packet (*1)
EOT
3-27
CHAPTER 3 INTERFACE
Printer
A link request is detected.
A link is established.
NAK
Within 40 msec.
Normal reception (CRC OK)
Within 200 msec.
ACK
Start of mode selection process
End of mode selection process
ACK
ACK for the command process end
is transmitted.
CRC
Command
Length
Printer ID
STX
B-EP Series