Specifications for Leuze end devices
Leuze electronic
MA 235
i
85
TNT
35/7-2
4
V
16.5
Bar code reader BCL 90, BCL 900i (S4 switch position 5)
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 data: 8 bytes
Use of the Collective mode for codes with a number of digits > 4.
• Output data: 8 bytes
Notice!
When using the command mode, make sure that 00H is shown in the data range; otherwise
the device only performs one alignment cycle.
Default parameter
BCL 90, BCL 900i
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
v
1
Activation / deactivation reading gate
+ / -
2
Configuration mode
11
3
Alignment mode
12
4
Read operation
13
5
6
7
8
9
10
11
12
13
14
Reset parameters to default values
PC20
15
Device restart
H
