Panasonic FP7 User Manual page 244

MC Protocol Communication Function
(Note 6): The devices that can be specified in [D2] is WX, WY, XR, WL, DT, and LD. They are stored as one word in a
specified area.
0: Normal end
1: The communication port is being used in the master communication.
2: The communication port is being used in the slave communication.
3: The number of master communication instructions simultaneously used is exceeded.
4: Transmission timeout
5: Response receive timeout
6: Receive data error
 Available devices (●: Available)
Bit device
Bit device
Operand
X Y R
D1 ● ● ●
(Note): Bit devices cannot be specified for the operands S1, S2, n, and D2.
Word device
16-bit device
Operand
WX WY WR
S1 ● ● ●
S2 ● ● ●
● ● ●
n
D1 ● ● ●
D2 ● ● ●
*1): Only when "direct addressing" in the MODBUS mode or MC protocol mode is set, integers can be specified for a
destination address.
 Flag operation
Name Description
Set in case of out-of-range values in indirect access (index modification).
Set when the destination range is outside the accessible range.
Set when the slot number specified with UNITSEL is not [S1]=100 (built-in ET-LAN).
When there is not a connection that is specified with the UNITSEL instruction, the
connection is closed.
Latest error
(SR7)
The device code and the source upper address specified by S1 is out of the range.
Hold error (SR8)
The source lower address specified by S2 is out of the range.
The number of sent data specified by n is incorrect.
The data device in the destination data area in the home unit specified by D1 is incorrect or
exeeds the area.
The device in which results are stored specified by D2 is incorrect.
9-20
L T C P E SR
●
WL WS SD DT LD UM
● ● ●
● ● ●
● ● ●
● ● ●
● ● ●
32-bit
device
Index
modifier
IN OT DT.b LD.b
● ●
32-bit
Integer
device
TS TE
WI WO IX K
CS CE
●
Real
num- String
ber
U H SF DF " "
● ●
● ●
*1 *1
● ●
Index
modifier
●
●
●
●
●