Mitsubishi MELSEC iQ-F FX5 series, Programming Manual, Page: 611 / 888

7 APPLICATION INSTRUCTION
7.21 Module access instruction
609
7
Common items among the FROM(P), DFROM(P), TO(P), and DTO(P) (details)
• Use the module number to specify which Intelligent function module the instruction works for. The setting range is from H1
to H10 (K1 to K16).
• A module number is automatically assigned to each intelligent function module connected to a CPU module. The module
number is assigned in the way "No. 1

No. 2

No. 3 ..." starting from the equipment nearest the CPU module.
• 16-bit RAM memories are built in an intelligent function module, and they are called buffer memories. The contents of buffer
memories vary depending on the purpose of control of each Intelligent function module, and the setting range is from K0 to
K65535.
• The number of read data is specified by (n), and the setting range is from K1 to K65535.
Module
No. 1
Module
No. 2
Module
No. 3
Module
No. 4
Module
No. 5
Intelligent
function
module
Extension
power
supply unit
Intelligent
function
module
Intelligent
function
module
Bus
conversion
module
Intelligent
function
module
CPU
module
I/O
module
I/O
module
D100
D101
D102
D103
D104 BFM#5
#6
#7
#8
#9
n = 5
Specified device Specified BFM