9.1.2.2.2 Resetting 750-644 I/O Modules To Factory Settings; 9.1.2.2.3 Specifying The Master; Table 52: Switching On The Mailbox; Table 53: Mailbox Command Setfactorysettings - WAGO I/O-SYSTEM 750 Manual

100 Example Configuration
Depending on the version, various error/warning bits can be set in the status byte.
The Mailbox is ON when acknowledged in byte 0 (status byte) with 0x60:
60hex = 0110.0000bin → Bit 2
5
Bit 2 acknowledges that the Mailbox is ON while bit 2
radio connection.
A description of the control and status bytes is available in section "Process
Image" > ... > "Control/Status Byte (C/S Byte)".

Table 52: Switching ON the Mailbox

Byte
PD/O
PD/I

9.1.2.2.2 Resetting 750-644 I/O Modules to Factory Settings

1. Use the "SetFactorySettings" Mailbox command (Opcode 0x57) to reset all
750-644 I/O modules to factory settings (see table "Mailbox command
SetFactorySettings").
2. Wait 5 seconds after executing the command before you continue. This
gives the internal Bluetooth

Table 53: Mailbox command SetFactorySettings

Byte
PD/O
PD/I
3. Execute the command "FlashRebootHost" (Opcode 0x11) for all 750-644
I/O modules to restart them all (see table "Mailbox command
FlashRebootHost").
4. Wait 5 seconds after executing the command.

Table 54: Mailbox command FlashRebootHost

Byte
PD/O
PD/I

9.1.2.2.3 Specifying the Master

1. Specify one of the 750-644 I/O modules as the master and set byte 4 to 0x01
(MBX_DEVICE_ROLE).
2. Execute the Mailbox command "SetLocalDeviceRole" (Opcode 0x56) for
this 750-644 I/O module to assign it the role of master (see table "Mailbox
command SetLocalDeviceRole").
6 5
0x00 0x00
0x00 0x00
®
6 5
0x00 0x00
0x00 0x00
6 5
0x00 0x00
0x00 0x00
750-644 Bluetooth
5 6
and 2 are set.
4 Toggle Opcode
0x00 0x00
0x00 0x00
subsystem time to reset.
4 Toggle Opcode
0x00 0x00
0x00 0x00
4 Toggle Opcode
0x00 0x00
0x00 0x00
Version 2.0.0, valid from FW/HW Version 03/03
WAGO-I/O-SYSTEM 750
®
RF-Transceiver
6
displays the still disabled
blank
0x00 0x00
0x00 0x00
blank
0x57 0x00
0x57 0x00
blank
0x11 0x00
0x11 0x00
Manual
C/S
0x20
0x60
C/S
0x20
0x60
C/S
0x20
0x60