System Register - Panasonic FP2 ET-LAN Technical Manual

15.4.3 System Register

Register No.
FP3 FP10SH/
FP2/FP2SH
DT9006 DT90006
DT9007 DT90007
DT9039 DT90039
DT9195 DT90195
DT9196 DT90196
DT9197 DT90197
Note1) The following units are included in the intelligent communication unit:
- ET-LAN unit
- Multi-wire link unit (MEWNET-W2 mode)
Note2) Numbered 1, 2,3 starting from the slot nearest the CPU unit.
Note3) Used by the system.
Name
Abnormal intelligent unit
(Slot No. 0 to 15)
Abnormal intelligent unit
(Slot No. 16 to 31)
SEND/RECV instructions
end code
Intelligent communication
unit 1 unit number (*1 and *2)
Intelligent communication
unit 2 unit number (*1 and *2)
Intelligent communication
unit 3 unit number (*1 and *2)
Description
When an error condition is detected in an intelligent
unit, the bit corresponding to the slot of the unit will be
set to on. Monitor using binary display.
<Example>
The error code is stored here if SEND/RECV
instruction (F145, F146) was executed abnormally.
When the instruction was successfully executed, „0" is
stored.
- The link status is stored in the higher bytes.
- The unit number is stored in the lower bytes.
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