Details Of Buffer Memory Addresses - Mitsubishi Electric MELSEC iQ-F Series User Manual

Details of buffer memory addresses

The following describes the buffer memory addresses of the FX5-ENET.
For the details of the buffer memory (Un\8500 to Un\10355) of the BACnet function, refer to  MELSEC iQ-F FX5 User's
Manual (BACnet).
Latest error code
■Latest error code (Un\G29)
The latest error code that has occurred in FX5-ENET is stored. (0 is stored when communications are normal.)
For details on error code, refer to  Page 111 Module error.
Module information
■Module information (Un\G30)
This area stores the module information (69A0H) of the FX5-ENET.
Firmware version
■Firmware version (Un\G31)
This area stores the firmware version of FX5-ENET.
Ex.
When firmware version of the FX5-ENET is Ver. 1.000: K1000
Input signals
■Input signals (Un\G34)
These signals are used to check the status of FX5-ENET.
Address Bit
Un\G34 b0
b15
Output signals
■Output signals (Un\G36)
These signals are used for controlling the FX5-ENET.
Address Bit
Un\G36 b15
APPX
144
Appendix 4 Buffer Memory
Signal name
Module ready
Module error status
Signal name
Module error clear request
Description
A signal for checking the status of completion of preparation for operation of FX5-ENET.
• On: The module is operable.
• Off: The module is not operable. (In preparation)
A signal for checking the occurrence of error (minor/moderate/major) of FX5-ENET
• On: An error has occurred (minor/moderate/major).
• Off: No error
When the signal is turned on (an error occurs), remove the cause of the error, and turn on
'Module error clear request' (Un\G36.b15). Then, the signal will be turned off.
Description
Requests to clear the error that has occurred in FX5-ENET. To request to clear the module
error, turn off, on and off the signal.
Issuing the request after the cause of the error is removed will clear the followings.
• 'Module error status' (Un\G34.b15) is turned on and off.
• The ERROR LED is turned off.
• The following buffer memory
- 'Latest error code' (Un\G29)
- 'IP address storage area write error code' (Un\G61)
- 'IP address storage area clear error code' (Un\G62)
- 'Error code' (Un\G108 to Un\G139)
- 'Same IP address state storage area' (Un\G201)
- 'MAC address of the already connected station' (Un\G202 to Un\G204)
- 'MAC address of the station connected later' (Un\G205 to Un\G207)