APPX
Appendix 4 Buffer Memory
69
A
*1 The firmware version of the FX5-ENET is stored. For Ver. 1.000, 1000 is stored.
*2 MAC address written before shipment
Details of buffer memory addresses
The following describes the buffer memory addresses of the FX5-ENET.
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 57 Module error.
Module information
■Module information (Un\G30)
This area stores the module information (69A0H) of FX5-ENET.
Firmware version
■Firmware version (Un\G31)
This area stores the firmware version of FX5-ENET.
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.
4144 to 4159 1030H to 103FH Diagnostic information 2 0 Read
4160 1040H CCIEF Basic each status 0 Read
4162 1042H Diagnostic information display request 0 Read, write
4163 1043H Diagnostic information display request execution status 0 Read
Address bit Signal name Description
Un\G34 b0 Module ready 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)
b15 Module error status 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.
Buffer memory address Name Initial value Read, write
Decimal Hexadecimal
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