Reading The Connection Quality; Figure 61: Led Indication And Connection Between Connection Quality And Bit Error Rate - WAGO I/O-SYSTEM 750 Manual

WAGO-I/O-SYSTEM 750
®
750-644 Bluetooth RF-Transceiver
Group ID
Process image
0x3000
Intersystem
communication
0x4000
Configuration
0x5000
*)
750-644 I/O module or Bluetooth
12.3.7.5

Reading the Connection Quality

GetLinkQuality, 0xD5
The connection quality ("Link Quality" LQ) is indicated by the bit error rate of
the radio connection. The LQ value is converted into the current bit error rate
based on the following characteristic:

Figure 61: LED indication and connection between connection quality and bit error rate

The connection quality (see bars over the table) is indicated by LEDs:
• Green: Indicates a low bit error rate of < 10
• Yellow: Indicates a bit error rate ranging from 10
• Red: Indicates a bad transmission channel with a bit error rate of < 10
Manual
Version 2.0.0, valid from FW/HW Version 03/03
Target Description
ID
0x0000 - MBX_STATE_ERROR_PASIZE_WRONG
The sum of all set cut-offs is greater than the PI size -2.
- MBX_STATE_WARNING_REMOTE_MAILBOX
The Mailbox is active for least one remote device
0x0001 - MBX_STATE_ERROR_PASIZE_WRONG
to The set cut-off is greater than the PI size -2.
0x0007 - MBX_STATE_WARNING_REMOTE_MAILBOX
The Mailbox is active for the remote device
PI could be obsolete.
- Reserved
0x0000 The group status returns
MBX_STATE_OK_CONFIG_CHANGED if the configuration
has changed; otherwise, MBX_STATE_OK.
®
SPP device
Appendix
*)
, the data in the
-3
-2 -3
to 10
191
*)
.
-2