Fieldbus
Communication
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241
MODBUS
Functions
WAGO-I/O-SYSTEM 750
BACnet/IP Controller
Register address 0x2033 (MODBUS Address 408244, with a word count of up to 63)
Designation
Description of the connected I/O modules
Access
Read modules 193 ... 255
Description
Length 1-63 words
These 63 registers identify the 4th block of I/O modules present (modules
193 to 255). Each module is represented in a word. Because item numbers
cannot be read out of digital modules, a code is displayed for them, as de-
fined below:
Bit position 0
!
Input
module
Bit position 1
!
Output
module
Bit position 2-7
!
not
used
Bit position 8-14
!
module size in bits
Bit position 15
!
Designation digital module
Register address 0x2040 (MODBUS Address 408257)
Designation
Implement a software reset
Access
write (Write sequence 0xAA55 or 0x55AA)
Description
With Writing 0xAA55 or 0x55AA the register will be reset.
Register address 0x2041 (MODBUS Address 408258)
since Firmware version 3
Designation Flash
Format
Access
write (Write sequence 0xAA55 or 0x55AA)
Description
The file system Flash is again formatted.
Register address 0x2042 (MODBUS Address 408259)
since Firmware version 3
Designation
Extract data files
Access
write (Write sequence 0xAA55 or 0x55AA)
Description
The standard files (HTML pages) of the Controller are extracted and writ-
ten into the Flash.
Register address 0x2043 since Firmware version 9
Designation 0x55AA
Access write
Description Factory
Settings