Mitsubishi Electric FX5-DP-M, Руководство пользователя

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4 FUNCTIONS
4.2 PROFIBUS-DPV0
23
4
4.2
PROFIBUS-DPV0
The following PROFIBUS-DPV0 functions are available on the FX5-DP-M.
Data exchange function
This function enables this module to work as DP-Master (Class 1) of PROFIBUS-DP and exchange data with DP-Slaves.
A maximum of 64 DP-Slaves can be connected to one FX5-DP-M and they can exchange data of a maximum of 2048 bytes.
Reading/Writing I/O data from/to the CPU module
■ Buffer Memory
I/O data are read/written between the devices of the CPU module and the buffer memory of the FX5-DP-M.
• Input data: 'Input data area' (Un\G6144 to Un\G7167)
• Output data: 'Output data area' (Un\G14336 to Un\G15359)
■
Read/write method
I/O data are read/written between the devices of the CPU module and the buffer memory of the FX5-DP-M by using one of the
following methods.
Function Reference
Data exchange function Page 23
Acquisition of diagnostic information and extended diagnostic information Page 25
Global control function Page 27
(1) Buffer memory
(2) DP-Slave
(3) Input data
(4) Output data
(5) Bus terminator
Item Method Data consistency
Refresh Setting PROFIBUS Configuration Tool Available
MOV instruction or FROM/TO instructions Program Unavailable
FX5-DP-M
(3)
(3)
(4)
(4)
(5)
(2)
No.1 (2)
No.2 (2)
No.64
(5)
 
Y
X
(1)
CPU module