
Specifications for Leuze end devices
Leuze electronic
MA 248
i
93
TNT
35/7-2
4
V
16.6
LSIS 122, LSIS 222 (S4 switch position 6)
Specifications for the serial interface
Specifications for Command mode
To activate the Command mode, bit 0 must be set to 1 in control byte 0.
For further information, see chapter 11.1.3 "Command mode", figure 11.2.
Recommended settings
• Input module: dependent on the number of digits of the 2D code that is to be read.
With an 18-digit code (+ 2 bytes of status bytes), for example, the input module with
20 bytes is advisable.
• Output module: 4 bytes
Default parameter
LSIS 122, LSIS 222
Baud rate
9600
Data mode
8N1
Handshake
no
Protocol
framing protocol without acknowledgment
Frame
<STX> <Data> <CR> <LF>
Control bit
Meaning
Corresponds to
serial command
(ASCII)
0
Version query
i
1
Activation/Deactivation of reading gate: 12h/14h (
LSIS 122 only
)
<DC2> / <DC4>
2
Activation of reading gate (
LSIS 222 only
)
<SYN>T<CR>
3
Deactivation of reading gate (
LSIS 222 only
)
<SYN>U<CR>
4
5
6
7
8
9
10
11
12
13
14
15