Siemens SIMATIC MV320 Manual

2 Engineering of the STEP 7 program
Reading QR Codes with SIMATIC MV320 via ET200SP CM PtP
Article ID: 109474684, V2.0, 10/2021
11
© Siemens AG
2021 All rights reserved
Parameter
The following Figure and Table show the call interface of the "PtPFreeport" function
block.
Figure 2-3
Table 2-3
Symbol
Data type
Description
INPUT
EN
BOOL
Enable input. Only relevant in FDP and LAD view
init
BOOL
• Enables the port configuration and the reset
of all parameters
• Reacts to positive edge
IN/OUTPUT
portConfigSettings
Connection parameters for the port configuration
rcvPtPData
Data received:
• "ringPlace"
Place of the circular buffer (in Bytes) where
the last received telegram was written.
• "rcvLength"
Length of the last received telegram
• "rcvDataPtP"
The received telegram
OUTPUT
ENO
BOOL
Enable output. Only relevant in FDP and LAD
representation
valid
BOOL
The output is set when the port configuration has
been successfully completed and the block can
receive new data. As soon as an error occurs,
the output "valid" is reset.
done
BOOL
New data were received.
busy
BOOL
The FB has not yet finished processing the
command.

Siemens SIMATIC MV320 Specifications

General

Brand	Siemens
Model	SIMATIC MV320
Category	Industrial Equipment
Language	English