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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
22 External Device – FNC170 to FNC179
22. External Device – FNC170 to FNC179
FNC170 to FNC179 provide conversion instructions for gray codes used in absolute type rotary encoders and
instructions dedicated to analog blocks.
FNC No. Mnemonic Symbol Function Reference
170 GRY Decimal to Gray Code Conversion Section 22.1
171 GBIN Gray Code to Decimal Conversion Section 22.2
172 − −
173 − −
174 − −
175 − −
176 RD3A Read form Dedicated Analog Block Section 22.3
177 WR3A Write to Dedicated Analog Block Section 22.4
178 − −
179 − −
DSGRY
DSGBIN
DRD3A m2m1
SWR3A m2m1