5-10 1. MITSUBISHI PLC
FX Series (A Protocol)
*1 CN200 to CN255 equals 32CN (32-bit counter).
*2 For numerical data format where double-words can be used (Num. Data Display, Graph,
Sampling), data is processed as double-words. For those where bits or words can be used, data
is processed as words consisting of lower 16 bits.
For input Upper 16 bits are ignored.
For output ā0ā is written for upper 16 bits.
Memory TYPE Remarks
D (data register) 0
TN (timer/current value) 1
CN (counter/current value) 2 *1
32CN (counter 32 bits) 3 *2
M (internal relay) 4
S (state) 5
X (input relay) 6 Read only
Y (output relay) 7
TS (timer/contact) 8
CS (counter/contact) 9
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