Writing Data In Safe Configuration Area - WAGO 750-640 Manual

Example:
Getting address offset (GET_ADDR, ID 0x20)
Original values:
Output data
Writing ID (GET_ADDR, ID 0x20) or reversing TR (Bit 0 in control byte C),
data is read:
Output data
2.1.1.8.2.3

Writing Data in Safe Configuration Area

• Writing address offset of password
• Writing password
• Writing address offset of configuration data
• Writing configuration data
• Writing address offset of password
• Resetting password
Example:
Writing 0x00000E10 ≙ 3600 (CET) as time zone (address 0x00000308)
Original values:
Output data
WAGO-I/O-SYSTEM 750
I/O-Modules
C
Value 0x00
Input Data S
0x00
Value
C
Value 0x01
Input Data S
0x01
Value
C
Value 0x00
Input Data S
Value 0x00
750-640 [RTC Module]
RTC Module Functions
ID D0
0x00 0x00
ID D0
0x00 0x00
ID D0
0x20 0xXX
ID D0
0x20 0x78
ID D0
0x00 0x00
ID D0
0x00 0x00
D1 D2
0x00 0x00
D1 D2
0x00 0x00
D1 D2
0xXX 0xXX
D1 D2
0x56 0x34
D1 D2
0x00 0x00
D1 D2
0x00 0x00
• 23
D3
0x00
D3
0x00
D3
0xXX
D3
0x12
D3
0x00
D3
0x00