Mitsubishi Melsec FX PLC Addressing

Topic: CM260

This addressing table applies to the Mitsubishi FX-1N(C)/2N(C)/3U(C) CPU Protocol and the Mitsubishi FX Series Protocol as noted.

Memory Type	Address Range	Bit Specification	Description	Read/Write Type	Data Type
X	0 to 177 (Octal Number)	—	Input	Read Only	Discrete
Y	0 to 177 (Octal Number)	—	Output	Read Only	Discrete
T	0 to 255 (Decimal Number)	—	Timer Present Elapsed Time	Read Only	Word
T	.0 to.255 (Decimal Number)	—	Timer Output	Read Only	Discrete
C	0 to 199 (Decimal Number)	—	Counter Present value	Read Only	Word
C	200 to 255 (Decimal Number)	—	Counter Present value	Read Only	Discrete
C	.0 to.255 (Decimal Number)	—	Counter Output	Read Only	Word
D*	0 to 7999 (Decimal Number)	—	Data Register	R/W	Word
D	8000 to 8255 (Decimal Number)	—	Data Register	Read Only	Word
S	0 to 999 (Decimal Number)	—	State	R/W	Discrete
M**	0 to 3071 (Decimal Number)	—	Relay	R/W	Discrete
M	8000 to 8255 (Decimal Number)	—	Relay	Read Only	Discrete

* D - Range for Mitsubishi FX Series CPU drivers is 0-999

** M - Range for Mitsubishi FX Series CPU drivers is 0-1535