Compatibility With The Fp3 - Panasonic FP2 ET-LAN Technical Manual

Compatibility with the FP3

Differences with the FP3 ET-LAN unit
The main differences between the specifications and operation of the FP2 ET-LAN unit and the FP3 ET-
LAN unit are given in the table below. Refer to the reference page numbers given for each item for
details regarding specifications and operation.
Item
Communication
interface 100BASE-TX, 10BASE-T, and 10BASE5
(See page 1-4.)
1. 100BASE-TX/10BASE-T and 10BASE5 switch
Mode setting
2. Reserved
switch
3. Normal mode/test mode switch
(See page 2-3.)
4. Test mode operation selection
Mounting The following quantities can be inserted in any of
position/qty. the master backplane slots (including Multi-wiring
limits link unit MEWNET-W2 mode)
(See page 1-11 With the FP2 CPU unit: 3 units
and 1-12.) With the FP2SH CPU unit: 8 units
Handshaking I/O handshaking and shared-memory handshaking
(See page 4-8.) can be used simultaneously.
I/O handshaking signals
Deleted: I/O handshake mode flag (XE)
Handshake
Shared memory handshake signal
signals
Deleted: I/O handshake mode flag
(See pages 4-9
(bank 0: 360H bit E)
to 4-12.)
Added: Expansion complete signal area 2
(bank 0: 366H)
Connection data notification block
(bank 0: 2E0H to 35FH)
Added: Receive processing complete code
Shared memory
(See page 15-5.)
Test items
1. Mode setting switch test
2. LED test
3. ROM test
4. RAM test
Test mode 5. Shared memory test
(See page 3-6.) 6. Timer test
7. Internal loopback test
8. External loopback test
Added: Mode setting switch test
Deleted: EEPROM checksum test
Modified: LED display during testing and error
Error codes added
8036H: MEWTOCOL transmission error
Error codes deleted
Error log 8006H: OFFLINE error
(See page 12-7.) 8009H: Mode change error
8019H: Forced close error
B001H/B002H: ONLINE/OFFLINE switching error
Ladder programs created using the FP3 can be
Ladder program
used without modification.
FP2 ET-LAN unit
(offset address A)
Receive unnotified data size
(offset address B)
Receive unnotified data size copy
(offset address C)
during operation
FP3 ET-LAN unit
10BASE5
1. Test mode operation selection
2. Handshake mode selection
3. ONLINE/OFFLINE switch
4. Normal mode/test mode switch
The following quantities can be inserted
in any of the master backplane slots
(including MEWNET-H link unit)
FP3/FP10SH CPU unit: 3 units
The mode setting switch is used to switch
between I/O handshaking and shared
memory handshaking.
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-
Test items
1. LED test
2. ROM test
3. RAM test
4. Shared memory test
5. EEPROM checksum test
6. Timer test
7. Internal loopback test
8. External loopback test
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